### 1161221-R 8 SDM S



## PROCEEDING S O F TH E BOAR D Q F COUNT Y COMMISSIONER S COUNT Y O F LAK E AN D STATE O F COLORAD O

RESOLUTION

X^-Q^ OOV O

O o S ^

f t 3 .

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### A RESOLUTIO N APPROVIN G TH E LAK E COUNT Y COMMUNIT Y HEALT H PROGRA M PHAS E 2 WOR KPLA N T O SERV E A S TH E INSTITUTIONA L CONTRO L FO ROPERABL E UNI T 9 O F TH E

CALIFORNI A GULC H SUPERFUN D SITE WHEREAS , o n Septembe r 2 , 1999 , th e U.S . Environmenta l Protectio n > < | Agenc y (EPA ) issue dit s Recor do f Decisio n (ROD ) fo r Operable Uni t 9 (0U9 ) o f th e Califomi aGulc h Superfun dSite , whic h selecte dth e Lak e County Community Health Progra m(o r

"LCCHP" ) a s th e remed y fo r 0U9 ; an d WHEREAS , i n Marc h 2005 , performanc e standard s se t b y EP A i n th e September

199 9 RO D for

th e initia l Lak e Count y Communit y Health Progra m wer e met , a s outline din th e 200 5 LCCH P Annua l Report ; an d WHEREAS , EPA , Th e Colorad o Departmen t o f Publi c Health an d Environmen t

(CDPHE ) an dLak e Count y determine dthat it wa s appropriat e t o continu e certai n function s ofth e initia l LCCH P t o serv e a s th e institutiona l contro l fo r Operabl e Uni t

9 an dt o continu e effort s t o reduc e risks t o residen t childre n from exposur e t o lea dfromvariou s sources ; an d WHEREAS , Lak e Count y develope dan dCDPH E an dEP A hav e approve d th e LCCH P Phas e 2 Wor k Plan , date d2009 , whic h set s fort h th e framework , structur e an dadministratio n ofth e LCCH P Phas e 2 ; an d WHEREAS , Th e LCCH P Phas e 2 Wor k Plan transition s LCCH P managemen t

responsibilitie s fromAsarc o an dEP A t o Lak e County an dCDPHE ; an d WHEREAS , th e Boar do f Count y Commissioner s ha s carefull y reviewe dth e provision s ofth e sai dLak e County Communit y Health Progra mPhas e 2 Wor k Plan , (Exhibi t

"A") , an dfinds that

it woul db e i n th e bes t

interest s ofth e county an dit s citizen s t o approve an dt o implemen t th e same ; an d WHEREAS , th e Boar dfinds tha t i t i s authorize dt o approv e sai dWor k Plan pursuan t t o th e provision s o f

§ 30-11-101 , C.R.S .

Pag e 1 o f 3

## NOW , THEREFORE , B E I T RESOLVE

D b y th e Boar

do f Count y Commissioner s of

Lak e County , Colorado : Sectio n 1 . Th e Lak

e Count y Communit

y Healt h Progra mPhas e 2 Wor

k Plan , acop y o f

whic h i s attache dhereto , b e an

dth e sam e i s hereb y approve db

y thi s Board . Sectio n 2 . Th e Lak

e Count y Communit

y Healt h Progra mPhas e 2 Wor

k Pla n will serv e a s th e institutiona l contro l fo

r Operabl e Unit

9 ofth e Califomi a Gulc h Superfiin

dSit e unti l such tim

e it i s determine dtha

t th e LCCH

P Phas e 2 i s no longer neede dpursuan

t to th e proces s se

t fort h i n th e Wor

k Plan . Sectio n 3 . Thi s Resolutio n shall becom e effective upon it s adoption . ADOPTE D thi s //da y o f

/f/^c^rc-k . 2010 . O "- n 0 0 \ o ' J o 73 0 0 Pa , ^ o i o S i • " = ^ i 

## l i

3 f ^ f » 

## BOAR D O F COUNT Y COMMISSIONER S O F LAK E COUNTY , COLORAD O Kennet h L . Olsen , Chai

r Car i F . Schaefer , Vic e Michael J . Bordogna , Commissione r ATTEST ; •k4<d,{..{.^ ^ 

# u Patrici aA . Berge

r Cler k an dRecorde r Lak e County , Colorado Ex-offici o Cler

k o f sai dBoar d

Pag e 2 o f 335390 3 3/16/201 0 9:4 4 A M 3 o f 8 2 CRS RSO.O

O DS O 0 0 Patrici aBerge r Lak e Count y Recorde r 

## EXHIBI T "A " FO R RESOLUTION

NO. 10-t^ (Th e final draf

t ofth e Lak

e Count y Communit

y Healt h Progra mPhas e 2 Wor k Pla n to b e marke dan

dattache da s thi s Exhibit. )

2.10.0 9 LCG Resolutio n No . 09... . Swimmin g Poo l Pag e 3 of 3

# iiiiii l 35390 3 3/16/201 0 9:4 4 A M 4 o f 8 2 CRS RSO.O

O DSO.O O Pauici aBerge r Lak e Count y Recorde r "Exhibi t

A "

WORKPLA N FO RTH E LAK E COUNT Y COMMUNIT Y HEALT H PROGRA M

PHAS E 2 February , 200 9

LAK E COUNT Y BOAR D O F COUNT Y COMMISSIONER S LAK E COUNT Y PUBLI C HEALT H AGENC Y COLORAD

O DEPARTMEN T O

F PUBLI C HEALT H & ENVIRONMEN

T U.S . ENVIRONMENTA L PROTECTIO N AGENC Y REGIO N vn i35390 3 3'16/201 0 9:4 4 .A M 5 o f 82 CR S RSO.O O DSO.0 0 Patrici aBerge r Lak e Count v Recorde r LCCH P Phas e 2 Wor

k Pla n March , 200 9

TABL E O F CONTEIVT S 1. 0 INTRODUCTIO N 1 1. 1 PURPOS E AND SCOP E O F TH E WORKPLA N 1 2. 0 LAK

E COUNT Y COMMUNIT Y HEALT H PROGRA M PHAS E 2 CONCEPT AND DESIGN. . 1 2. 1 IDENTIFYIN G AN D EVALUATIN G POTENTIA L SOURCE S O F LEAD EXPOSUR E 2 2. 2 LCCH P OBJECTIVE S AND ELEMENT S 2 2.2. 1 Communit

y Awarenes s an dEducatio n Program s 4 2.2. 2 Bloo dLea

dMonitorin g 4 2.2. 3 Environmenta

l Samplin g 5 2.2. 4 Identifyin g th e Nee dfo r Respons e Action s 5 2.2. 5 Dat aManagement/RecordKeepin g 6 2.2. 6 Progra

mRevie w andEvaluatio n 7 3. 0 OPERATIO

NO F TH E LCCH P PHAS E 2 7 3. 1 PROGRA

M ADMINISTRATIO N 7 3. 2 CONTAC T AND RECRUITMENT 8 3. 3 COMMUNIT Y AWARENES S AND EDUCATIO N PROGRAM S 9 3.3. 1 Educational Material s 9 3.3. 2 Distributio n o f

Educational Material s 1 0 3. 4 LAK

E COUNTY BLOO D LEAD MONITORIN G 1 2 3.4. 1 Gatherin g Demographi c Informatio n 1 3 3.4. 2 Bloo dLeadTes t Method s andDataManagement 1 3 3.4. 3 Result s Reportin g 1 3 3.4. 4 Evaluatio n o f

Result s 1 4 3. 5 ENTRY INT O THE ENVIRONMENTAL TESTIN G PROGRA M J 4 3.5. 1 Famil y Surveys/Informatio n Gatherin g 1 5 3.5. 2 Consen t

fo r Acces s 1 6 3.5. 3 Schedulin g Environmenta l Samplin g andRemedia

l Respons e Action s 1 6 4. 0 ENVIRONMENTAL TESTIN G AN D EVALUATIO N PROGRA M 1 8 4. 1 RESIDENTIAL PROPERTIE S ENVIRONMENTA L INVESTIGATION S 1 8 4.1. 1 Soi l Samplin g an dAnalysi s 1 8 4.1. 2 Exterior/Interio r Paint 2 2 4.1. 3 Dus t

2 4 4. 2 DAT

A EVALUATIO N FORINDIVIDUA L PROPERTIE S 2 5

# lil i 35390 3 6 o f 8 2 CR S 3/16/201 0 9:4

4 A M RSO.O O DSO.O O Patrici aBerge r Lak e Count y Recorde r LCCH P Phase 2 Wor

k Pla n March , 200 9 4,2. 1 Prioritizatio n o f Respons e Action s 2 7 4. 3 RESPONS E ACTIO N OPTION S 2 7 4.3. 1 Elevate dBloo dLea d2 8 4.3. 2 Soi l 2 9 4.3. 3 Hous e Dus t

3 1 4.3. 4 Exterio r

an dInterio r

Pain t 3 2 4. 4 CULTURAL AN

D HISTORICA

L RESOURC E EVALUATION S 3 3 5. 0 ENVIRONMENTAL RESPONS E ACTION S 3 7 5. 1 RESPONS E ACTIO N PLA N 3 7 5. 2 CONSEN T FO RACCES S 3 8 5. 3 OVERSIGH T AN D REPORTIN G 3 8 5. 4 SOIL RESPONS E ACTION S 3 9 5.4. 1 Contracto r

Requirement s 4 0 5.4. 2 Yar

dPreparatio n an dSite Control s 4 0 5.4. 3 General Remediatio n Procedure s 4 2 5. 5 DUS T RESPONS E ACTION S 4 7 5.5. 1 Contracto r

Requirement s 4 8 5.5. 2 Site Control s 4 8 5.5. 3 Dus t

Remova l Action s 4 9 5.5. 4 Dus t

Abatement

Action s 4 9 5.5. 5 Dus t

Clearanc e SampUn

g 5 0 5. 6 INTERIOR/EXTERIO RPAIN T RESPONS E ACTION S 5 1 5.6. 1 Contracto r

Requirement s 5 2 5.6. 2 Sit e Control s an dContainment Procedure s 5 2 5.6. 3 Interior/Exterio r Paint Remediatio n Procedure s 5 4 5.6. 4 Interio r

Pain t Clearanc e Samplin g 5 9 5.6. 5 Exterio r

Pain t Clearanc e Samplin g 6 0 5.6. 6 Soi l Respons e Action s Relate dt o Exterio r Pain t Actio n 6 1 5. 7 MAINTENANC E AND FOLLOW U P 6 1 5. 8 TEMPORARY WOR K STOPPAGE S 6 2 5. 9 DECONTAMINATIO N 6 2 5.1 1 SITE INSPECTIO N 6 3 6. 0 WASTE MANAGEMENT AN D DISPOSAL 6 4 6 . ] RESIDENTIAL SOI L REPOSITOR

Y 6 4 6. 2 LEAD-BASED PAINT , DUS T AND ASSOCIATED DEBRI S 6 4 7. 0 DATA MANAGEMENT 6 5 7. 1 DATA IMPORT/ENTRY 6 6 7. 2 DATA EXPOR

T AN D TRANSFE

R6 7-^S-^QO- ^ 3/16/201 0 9:4 4 AM Patrici aBerge r 7 o f 8 2 CR S RS O 0 0 DS O 0 0 Lak e Count y Recorde r LCCH P Phas e 2 Wor

k Pla n March, 200 9 7. 3 DATABAS E REPORT S 6 7 8. 0 PROGRA M REVIE W AN D EVALUATIO N 6 9 8. 1 ANNUA L REPORT S 7 0 9. 0 REFERENCE S 7 2

n i-^^-^qn i 3/16/201 0 9:44 A M 8 o f 8 2 CRS RSO.O

O DSO.O O Patrici aBerge r Lak e Court y Recorde r LCCH P Phas e 2 Wor k Pla n March , 200 9 Tabl e 3- 1 3- 2 3- 3 5- 1 8- 1 LIS T O F TABLE S

Titl e Educatio n Targe t

Group s Educational Material s an dDistributio n Method s Evaluatio n o f

Capillary-Tes t

Bloo dLea

dMonitorin g Result s Clean Replacemen t

Soi l Requirement s Propert y Fil e Structure

LIS T O F FIGURE S Figur e 1- 1 1-2 4- 1 4- 2 4- 3 4- 4 Titl e

Califomi aGulc h Site Locatio n Ma p Operabl e Uni t

9 Residential Populate dArea s Environmental Investigatio n an dRespons e Flo w Diagra

m Residential Soi l Samplin g Pla n Decisio n Flo w Diagra

m Leadvill e Histori c Landmar k Distric t

LIS T O F APPENDICE S Appendi x A B C D E F Titl e

Standar dOperatin g Procedure s Famil y an dChil dQuestionnaire s Qualit y Assuranc e Pla

n Communit

y Educational Material s Consent fo r Acces s Databas e Documentatio n35390 3 3/16/201 0 9:4 4 A M Patrici aBerge r 9 o f 8 2 CR S RSO.O

O DSO.O O Lake Count y Recorde r LCCH P Phas e 2 Wor

k Plan March , 200 9

L O INTRODUCTIO N Thi s documen t

present s th e Lak

e Count y Communit

y Healt h Progra mPhas e 2 wor

k pla n (LCCH P Phas e 2 ) tha t

wil l continu e t o function a s th e primar y bloo dlea

dreductio n progra

mfo r Lak e County , an dth e institutional contro l fo r Operabl e Uni t

9 ofth e Califomi aGulch Superfund site . Th e performanc e standard s fo r th e initia l LCCHP were met

i n 2005 , a s outline di

n th e 200 5 LCCH P Annua

l Report . Th e LCCH P Phas e 2 wil l continu e effort s t o reduc e th e risk s t o resident childre n resultin g fromexposure t o lea dfromvariou s potential sources , includin g school , playground , andyardsoil , hous e dust , interio r an dexterio r

hous e paint

an dmiscellaneou s other sources . Th e LCCH P Phas e 2 provide s arang e o f service s t o assis t

resident s i

n reducin g thei r exposure t o lea

di n an daroun dthei r

homes . Lea

deducational service s are offeredt o owner s and occupant s o f

residence s withi n Lake County , an dadditional service s are availabl e t o childre n andpregnan t

an dnursin g mother s wit

h elevate dlevel s o f

lea d i n thei r blood . L 1 Pu rpos e an d Scop e o f th e Wor k Plan TTii s wor k plan present s th e framewor k fo r th e structure andadministratio n ofth e LCCHP Phas e 2 , a s wel l a s specifi c procedure s fo r implementin g variou s component s o f tha t program . Th e overal l concep t anddesig n ofth e LCCHP Phas e 2 i s describe di n Sectio n 2 . Sectio n 3 describe s th e organizatio n an dadministrativ e responsibilitie s fo r th e progra

man dit s outreac h andeducatio n an dbloo dlea dmonitorin g components . Section s 4 and5 provid e specifi c procedure s for

performin g environmenta l investigation s an drespons e actions , respectively . Wast e management , disposa l an dsoil-consolidatio n protocol s ar e describe di

n Sectio n 6 . Dat amanagement , recor dkeeping , an dreportin g requirement s ar e addresse di

n Sectio n 7 , an dplan s fo

r revie w an devaluatio n ofth e LCCH P Phas e 2 are outline di n Sectio n 8 . 2. 0 LAK E COUNT Y COMMUNIT Y HEALT H PROGRA M PHAS E 2 CONCEP T AN D DESIG N Th e purpos e ofth e LCCH P Phas e 2 i s t o provid e reductio n i n lea dexposure fro

mawid e rang e o f potential source s fo

r youn g childre n andpregnant or nursin g women andthereb y reduc e bloo dlea dlevel s i n childre n wh o resid e withi n th e County . Thi s progra mfollow s th e Center

fo r Diseas e Contro l (CDC ) guidanc e fromPreventin g Lea dPoisonin g in Youn g Childre n (CDC , 2005 ) an dScreenin g Youn g Childre n fo r

Lea dPoisonin g (CDC , 1997) , alon g wit h program specifi c procedures , t o addres s propertie s where elevate dbloo dlea dlevel s occur . Th e pla

n to reduc e childhoo dlea

dexposure addresse s variou s source s o f lea d i n th e environment

an d provide s remediatio n fo

r medi atha

t excee dprogra

mactio n levels .35390 3 3/16/201 0 9:4 4 A M Patrici aBerge r 1 0 o f 8 2 CR S RSO.O

O DSO.tX ) Lak e Count y Recorde r LCCHP Phas e 2 Wor

k Pla n March , 200 9 2. 1 Identifyin g and Evaluatin g Potentia l Source s o f Lead Exposur e Lea di s widel y distribute dthroughou t th e environment

a s aresul t

o f industrialization , an d bot h childre n an dadult s ca

n b e expose dt o leadfro

manumbe

r o f differen t medi a(e.g. , contaminate dsoil , dust , water , air , food , consumer products ) andpathway s (ingestion , derma l contact , inhalation) . Childre n typicall y hav e higher intak e rate s o f environmenta

l medi aand ten dt o absor

b ahigher fraction o f

ingeste dlea

dfromthei r

gastrointestina

l trac t an db e mor

e susceptibl e to som

e ofth e advers e effect s o f

lea d tha n d o adults . Exposur

e t o lea dvi afood , water an dair ha s been greatl y reduce di n recent year s a s aresult

o f federa l regulation s restrictin g o r bannin g lea

di n solder , gasolin e an dpaint . Even so , exposur e t o lea dcontaminate dmedi a continue s t o b e o f

conce mt o regulator s nationwid e (CDC , 1991) , especiall y i n older urba n areas . I n Leadville , ther e ar

e currentl y anumber

o f pathway s by which childre n ma y come into contac t wit h lea doriginatin g fromminin g activities , includin g ingestio n o f an dderma

l contac t wit h contaminate dsoil , min e wastes , dust , ingestio n o f contaminate dsoi l or

garden-grow n food ; an dinhalatio n o f

particulates . Groundwater ha s no t been shown t o b e asignificant contributin g factor . Leadvill e childre n ma y als o b e expose dt o lea

dfromnon-minin g source s i n an daroun d thei r homes , suc h a s lead-base dpaint , occupational an dhobb y exposures , andconsumer products . 2. 2 LCCH P Objective s and Elements Th e LCCH P Phas e 2 ha s been designe dt o reduc e overal l lead-relate dris k t o childre n i

n Leadvill e throug h educatio n o f parent s an

dbloo dlea

dmonitorin g o f

children , an dfo

r thos e wit h elevate dlevel s o f

bloo dlead , additional response s tha t investigat e andaddres s numerou s sources . Th e potential source s o f lea dexposure tha

t are addresse dinclude contaminate dsoil , hous e dust , an dinterio r

andexterio r

paint . Th e LCCH P Phas e 2 bloo dlea dprogra mwil l b e administere dan

doperate dby Lak

e County . CDPH E wil l perfor mth e environmental testin g an dremediatio n portio n ofth e LCCH P Phas e 2 program , a s recommende dby th e LCCH P Phas e 2 Wor k Grou p ( a s define di

n Sectio n 3. 1 ofthi s wor

k plan) . Th e Lak

e Count y Publi c Healt

h Agenc y monitor s bloo dlea d concentration s i

n individua

l childre n wh o resid e withi n th e Count y andprovide s educational material t o familie s regardin g proper hygien e t o contro l lea

dintake . For

thos e childre n wit

h elevate dbloo dlea

dlevels , additional remedia l service s ar

e availabl e throug h th e program . Objective s ofth e progra

mar e a s follows : • Continu e astron g educational program , whic h i s vita l t o reducin g ris k

fromlea d exposure .35390 3 3/16/201 0 9:4 4 A M Patrici aBerge r i f o f 8 2 CR S RSO.O

O DSO.O O Lak e Count y Recorde r LCCH P Phas e 2 Wor

k Plan March , 200 9

• Obtai n participatio n from alarg e proportio n ofth e residentia l populatio n wit

h childre n unde r

th e ag e o f

6 years .

• Reduc e th e leve l o f

lea dexposure an dintak

e b y childre n i

n amanne r that result s in optimal ris k

reductio n throug h efficien t us e of resources .

• Provid e fo

r maximumflexibility i

n identifyin g source s o f

lea d an dselectin g lead

risk-reductio n action s a

t individua l properties , thereb y avoidin g unnecessar y o r ineffectiv e actions . • Investigate th e source s o f lea d that ma y contribute t o achild' s exposure andaddres s source s havin g th e greates t potential impac t

on achild' s bloo dlea

dlevel .

• Conduc t

environmental testin g t o identif y andremediate potential source s o f lea d exposure whe n achil dha s a n elevate dbloo dlea

dlevel at o r abov e lOug/dL , where recommende db y th e Wor

k Group, .

• Identif y an dremediate potential source s o f lea dexposure when achil ddoe s no t hav e abloo dlea

dlevel ofl O ug/d

l o r higher , bu t

th e potentia

l fo r exposure throug h environmental and/o r

commercia

l source s ma

y exist . Thi s actio n ma

y b e take n at

th e discretio n ofth e Lak

e Count y Publi c Healt

h Agency , o

r upon recommendatio n ofth e LCCH P Phas e 2 Wor

k Group . T o meet thes e objectives , th e LCCH P Phas e 2 integrate s avariet y o f service s and interventio n method s an dcombine s th e followin g elements : • Communit

y awarenes s andeducatio n programs ;

• Voluntar

y bloo dlea

dmonitorin g wit

h appropriate follow-u

p fo r youn g childre n (1 2 t o 7 2 months ) an dpregnant andnursin g women ;

• Voluntar

y environmental testin g fo r lea di n th e residence s o f

childre n wit

h bloo dlea

d level s a t o r abov e 1 0 ug/dl , when recommende db y th e Wor k Group .

• Environmental investigatio n andremedial respons e action s t o reduc e th e ris k o f lea d exposure t o childre n wit

h elevate dbloo dlea

dlevels , when recommende db y th e Wor k Group ;

• Us e ofth e LCCH P soi l repositor y fo r contaminate dsoi l remove dfro mresidential , school , playgroun dpropertie s and/o r park s an drecreationa

l facilitie s ;

• Dat amanagemen t

an drecord-keepin g program ;

• On-goin g coordinatio n an dprogra mrevie w throug h th e LCCHP Phas e 2 Wor k Group .

# lilMiii N

LCCH P Phas e 2 Wor

k Pla n March , 200 9 O f thes e elements , th e bloo dlea dmonitorin g andenvironmenta l samplin g program s are th e primar y mechanism s fo

r obtainin g informatio n regardin g th e nee dfo r remedia l actions . Th e LCCH P Phas e 2 i s fimded throug h aTrus t Fun dt o b e administere db y atruste e appointe dby th e partie s t o th e LCCH P Amende dandRe-state dTms t Agreement . Lake County , CDPHE , an d EP A ar e partie s t o th e Trus t

Agreement . Result s fro

mth e environmenta

l an dbloo dlea

d monitorin g program s are use djointl y to selec t appropriate respons e actions , when needed . Environmental respons e action s ar e performe da s needed , a t thos e participatin g propertie s a t whic h childre n wit

h elevate dbloo dlea

dlevel s reside , o

r a s recommende db

y th e Wor k Group . Th e variou s element s ofth e LCCH P Phas e 2 ar e briefly describe dbelow . Mor e detaile d procedure s fo

r implementin g thes e element s are provide di n th e followin g section s ofthi s wor k plan . Appendice s A throug h F includ e specifi c requirement s fo r progra moutreac h an d educatio n andfo

r sampl e collection , handling , an danalysis . Thes e appendice s wil l b e updated , a s recommende db y th e Wor k Group , a s other

federa l or state guidanc e become s availabl e tha t supersede s th e attache dStandar dOperatin g Procedure s (SOP's) , qualit y objectives , or

other genera l informatio n abou t

lea dexposure . 2.2. 1 Communit

y Awarenes s an dEducatio n Program s Dat acollecte da s par

t ofth e Kid s Firs t

Progra man dth e LCCH P Phas e 1 ha s documente d th e importanc e o f

communit

y educatio n i

n reducin g bloo dlea

dlevel s i n children livin g i

n th e Leadvill e area . Therefor

e a n extensiv e communit

y awarenes s andeducatio n progra mwil l continu e to b e a

n integra l par t ofth e LCCH P Phas e 2 . Th e LCCHP Phas e 2 Communit y Educatio n andAwarenes s Progra mwil l focu s o

n tw o primar

y objective s t o help manag e potential lea

dexposure s at

th e site . Th e primar

y focu s ofth e progra

mwil l b e t o encourag e participatio n i

n th e bloo dlea

dmonitorin g progra

mandprovide specifi c educatio n t o participant s ofth e program , especiall y i n th e cas e of achil dwit

h a n elevate dbloo dlea

dlevel . Th e educational progra

mwil l als o provid e genera l informatio n regardin g lea dhazards , potential source s o f lea d exposure , andmethod s o f reducin g potentia

l exposure s t o th e communit y a t large . A variety o f

medi aan doutreac h method s ar e utilize dto maximiz e progra mparticipatio n and promote th e availabilit

y andus e o f

progra minformation . Th e Communit y Educatio n an

d Outreac h Progra

mi s furthe

r define di n Sectio n 3. 3 ofthi s wor

k plan . 2.2. 2 Bloo dLeadMonitorin g Th e LCCH P Phas e 2 include s voluntar y bloo dlea

dmonitorin g (wit

h financial incentives , a s appropriate ) for

al l childre n ag e 1 2 t o 7 2 month s an dvoluntar y bloo dlea

dmonitorin g fo

r'iS^q0 3 3/16/201 0 9:4 4 A M Patrici aBerge r f?:^fs o rR< ^ RS n n o DSO.O O Lak e Count y Recorde r 1 3 o f 8 2 CR S RSO.O

O DSO.OO

^ ^ LCCH P Phas e 2 Wor

k Pla n March , 200 9 pregnan t an dnursin g women . Th e Lak e Count y Publi c Healt

h Agenc y wil l provid e bloo dlea d monitorin g an dwil l staf

f atelephon e informatio n lin e regardin g thi s program . Bloo dlea ddat a ar e use dt o identif

y individual s wh o presentl y hav e bloo dlea dlevel s a t or abov e 1 0 microgram s pe r decilite r (ng/dL) . Ifth e bloo dlea

dleve l of achil do r

apregnant

or nursin g woma

n i s greater tha n o r equa l t o 1 0 pg/d L the n appropriat e action s ar e recommende dt o identif y andaddres s th e sourc e o f lea d exposur e an dt o reduc e th e bloo dlea dlevel . Thes e potential rang e o f action s are more fully discusse di

n sectio n 3.4. 2 ofthi s wor k pla n 2.2. 3 Environmenta l Samplin g Th e environmental samplin g an dinvestigatio n progra mwil l addres s lea

dfromresidentia l soi l an ddust , interio r

an dexterio r

paint , an dothe r

potential source s beyon da n individua

l residence . Where reconuncnde dby th e Wor k Group , resident s o r

owner s of aresidential propert y wit h apregnan t

or nursin g mother

o r achil dhavin g abloo dlea dlevel equa

l t o or greater than 1 0 ng/d L wil l b e strongl y encourage dt o participat e in th e environmenta l testin g progra mt o asses s lea

dlevel s i n soil , dust , an dpaint

a t tha t property . A

t th e recommendatio n o f th e LCCH P Phas e 2 Wor

k Grou p o r th e discretio n ofth e Lak

e Count y Publi c Healt

h Agency , th e environmental testin g progra mwil l b e made availabl e i n case s when achil ddoe s no t hav e a bloo dleadleve l o f

1 0 ug/dl o r

higher , but

th e potential fo

r environmental exposure s exist . Ove r th e lon g term , environmental investigatio n andremediatio n shoul db e handle d promptl y af^e

r th e nee dt o d o the mi s established , andwit h proper writte n consent . 2.2. 4 Identifyin g th e Nee dfo r Respons e Action s Result s fromth e bloo dlea dmonitorin g an denvironmental testin g program s are compare dt o th e lea

dactio n levels , or

trigge r criteria . Th e trigge r

criteri afo

r LCCH P Phas e 2 t o conduc t a n environmental investigatio n a t aresidenc e are : Bloo dLead : greate r

tha n o r equa l t o 1 0 ng/dL i

n childre n ag e 1 2 t o 7 2 month s andin pregnan t an dnursin g women . Th e trigge r

criteri afor

performin g environmenta l remediation , base don th e result s of a residentia l environmenta l investigatio n ar e a s follows : Soil : greate r

than or equal t o 3,50 0 mg/Kg Hous e Dust : greate r

tha n o r equa l t o 2,00 0 mg/K

g Interio r o r Exterio r Paint : Interio r

or exterio r paint i n poo r condition : wit

h lea d concentratio n greate r

tha n or equa l t o 1 milligram/square centimeter (mg/cm^ ) -as^gn 3 3/16/201 0 9:4 4 A M Patrici aBerge r f?.fs o rR S RS O 0 0 DSO.O O Lak e Count y Recorde r 1 4 o f 8 2 CR S RSO.O

O DSO.O O LCCH P Phas e 2 Wor

k Pla n March , 200 9 educatio n provided ; wit

h lea dconcentratio n greater

tha n or equa l t o 6 mg/cm^

- activ e remediation . Detectio n o f

a n elevate dbloo dlevel wil l trigge r a n evaluatio n ofth e dat at o determin e if environmental investigatio n of aresidenc e wil l b e recommended . Environmental invesdgatio n wil l generall y b e recommende dunles s dat aandothe r informatio n clearl y sho w tha t th e sourc e o f lea dexposur e i s solel y relate dt o consumer product s suc h a s toy s andcandy . Whe n result s o f

a n environmental investigatio n sho w tha t on e or mor e ofth e trigger

criteri ai s exceeded , th e Wor

k Grou p wil l evaluat e arang e o f different respons e actions . Th e appropriat e respons e action s ar e determine dconsiderin g th e bloo dlea dlevel ofth e chil dor

nursin g o r pregnan t mothe r an dth e preference s ofth e propert y owner an dresident s i

n makin g th e recommendations . N o respons e actio n wil l b e take n withou t th e permissio n ofth e propert y owner an dresidents . CDPH E wil l desig n andimplement respons e action s at

individua l propertie s a s recommende db y th e Wor k Group . Eac h respons e actio n desig n i s subjec t t o revie w an d approval by th e individual propert y owne r an dth e curren t

resident s (i f

different) . CDPH E wil l provid e constructio n service s an doversight , andprepar e final constructio n report s t o documen t remedial action s at

eac h property . Lake Count y ma y assume operatio n ofth e environmental testin g an dremediatio n progra mupo n reques t

b y th e Count

y an dagreement

o f CDPHE an d EPA . Residentia l Soi l Repositor y Waste s generate ddurin g any environmental respons e actio n ar e handle di

n accordanc e wit

h applicabl e State an dFederal regulations , andany soi l remove dfromindividual propertie s i s consolidate dat th e residential soi l repository , a s outline d in th e separat e soi l repository pla n documen t

a s discusse di

n sectio n 6. 1 ofthi s wor

k plan . 2.2. 5 Dat aManagement/RecordKeepin g Lake Count

y wil l maintai n adat amanagement an dtrackin g syste mt o maintai n bloo d lea dtestin g progra

mresults . CDPHE wil l maintai n environmenta l testin g an drespons e actio n informatio n alon g wit

h othe r record s relate dt o individual lot s an dresidential propertie s withi n residentia l areas . Th e dat amanagement systemwil l b e accessibl e b y th e Wor k Group fo r us e i n evaluatin g an ddevelopin g respons e action s a t individual propertie s an dt o trac k progres s o f investigation s an drespons e actions , an dwil l b e availabl e t o CDPHE an dEP A fo r evaluatin g programeffectiveness . Th e environmental dat aan drespons e actio n informatio n manage dby th e CDPH E wil l als o b e availabl e t o th e Lake Count y Building/Lan dUs e Department , an dwil l b e availabl e fo

r publi c review . Informatio n wil l includ e th e addres s o f al l propertie s investigated , a summar y o f environmenta l samplin g result s at eac h property , an dremedial actio n taken .35390 3 3/16/201 0 9:4 4 .A M Patrici aBerge

r 1 5 o f 8 2 CRS RSO.O

O DS O 0 0 Lak

e Count v Recorde r LCCH P Phas e 2 Wor k Pla n March , 200 9 2.2. 6 ProgramRevie w an dEvaluatio n Th e LCCH P Phas e 2 wil l b e evaluate dthroug h th e EP A five-year

revie w process . I

n addition , CDPH E wil l conduc t a n annual statistical evaluatio n ofth e progra mi n orde r t o determin e i f

remedial actio n objective s outline di n th e Operabl e Uni t

9 Recordo f

Decisio n continu e t o b e achieved . Th e statistical revie w ofth e progra mwil l continu e unti l th e nex tfiveyea r review , schedule dfo

r September

2012 , o r unti l altemativ e performanc e standard s fo r th e progra mar e developed . Thereafter , review s ofth e progra mwil l occu r

a t interval s a s CDPH E an dEPA ma

y findnecessary . Specifi c component s ofth e statistical analysi s wil l b e develope d throug h th e LCCH P Wor

k Grou p t o suppor

t th e annual progra

mreview , an dwil l b e dependen t on th e dat aavailabl e for

agive n year . 3. 0 OPERATIO N O F TH E LCCH P PHAS E 2 Lake Count

y Publi c Healt

h Agenc y wil l accomplis h th e bloo dlea dtesting , communit

y education , an dclinical managemen t portio n ofth e LCCH P Phas e 2 . Lake Count y wil l provid e dat amanagemen t

i n suppor t o f tha t program , andwil l als o hav e primar y responsibilit

y fo r th e educational program . CDPHE wil l perfor mth e environmenta

l testin g andremediatio n portio n o f th e program . Th e CDPHE andEP A wil l provid e recommendation s an dcollaboratio n on dat a analysi s an dprogra

mevaluation . Th e obligation s o f Lak e Count y an dCDPHE t o continu e t o operat e th e LCCH P shal l en dwhe n th e trus t fun dbecome s inadequate t o fun dth e program , or whe n Lak e County , th e State an dEP A mutuall y agre e tha

t ther e i s n o longer

anee dfo r th e programi n Lak e County , o r

ifth e partie s mutuall y agre e t o amen do r en dth e program . Shoul dLak e Count

y determin e tha

t the y ar e n o longer

willin g o r abl e t o operat e th e LCCH P Phas e 2 , th e Count

y ma y withdraw fromoperatin g th e program . Lak e Count y wil l notif

y bot h EPA an dth e CDPH E o f

thei r intent t o ceas e operatio n ofth e LCCH P Phas e 2 t o b e effectiv e 6 0 day s followin g receip t

ofth e County' s notification . 3. 1 Prograi n Administratio n Lake Count

y wil l operat e th e bloo dlea dtesting , communit

y educatio n an dclinica l managemen t

portio n o f

th e program . Th e Lak

e Count y Publi c Healt

h Agenc y i s ope n t o th e publi c an di s staffe dwit

h qualifie dindividual s a

t hour s convenient

t o th e public . A licensed , registere dnurs e employe dby Lak e Count y wil l continu e t o operate th e bloo dlea dprogram . CDPH E wil l arrang e fo

r certifie dleadpain t

inspector s an

dqualifie dsoi l samplin g personne l t o b e contracte dfo

r environmental samplin g an dremediatio n work . Coordinatio n o f

progra mactivitie s wil l occu r

throug h th e LCCH P Phas e 2 Wor k Group . Th e Wor k Group , (comprise do f

Lake County , CDPHE , an dEPA ) wil l mee t or confer whenever3 5390 3 3/16/201 0 9:4 4 A M Patnci aBerge r 1 6 o f 8 2 CR S RSO.O

O DSO.O O Lak e Count y Recorde r LCCH P Phas e 2 Wor

k Pla n March , 200 9 achil dwit

h a n elevate dbloo dlea

di s identified . Th e Wor

k Grou p ma

y als o meet

a t th e reques t ofth e Lak e Count

y Publi c Healt

h Agency , EP

A o r CDPHE when there i s apotentia l fo r exposure t o lead , bu t

achild' s bloo dlea

dlevel i s belo w 1 0 u g/dl . Fundin g fo

r th e LCCH P Phas e 2 i s from atrus t fun destablishe db y ASARC O unde r th e condition s ofth e 199 4 Consen t Decre e (USDC , 1994) . Th e trus t fun dwil l b e th e sourc e o f fundin g for

al l element s ofth e LCCH P Phas e 2 . Fund s deposite di n th e frust wil l b e administere dt o th e LCCH P Phas e 2 , by atrustee , accordin g t o th e condition s describe di n th e LCCH P Amende dan dRe-state dTrus t Agreement . In th e even t

th e Partie s canno t

reac h agreement

a s t o an y issu e arisin g ou t

o f implementatio n o f thi s wor k plan , any party ma

y deman ddispute resolutio n a s outline din Paragrap h 1 9 ofth e LCCH P Amende dan dRe-state dTrus t Agreement . 3. 2 Contac tan d Recruitmen t Participatio n b y eligibl e resident s i n th e LCCH P Phas e 2 i s critical t o it s effectiveness . For thi s reason , special effort s wil l b e mad e t o contac t andrecmi t

participants . Thes e effort s wil l b e coordinate dwit

h communit

y awarenes s andeducatio n programs , a s describe di n Sectio n 3.3 . Whenever possible , th e educational materials , advertisements , an dothe r informatio n availabl e fromth e progra

mwil l encourag e participation . Th e telephon e number s fo r th e progra

mwil l b e given o n educational material s fo r question s regardin g participatio n i n th e program . Th e LCCH P Phas e 2 , throug h th e Lak e Count y Publi c Healt

h Agency , wil l coordinat e wit h othe r communit

y outreac h efforts , such a s th e Hea dStar t progra mfo r youn g children , Medicaid , Immunization , an dWI C programs , i n providin g informatio n abou t th e LCCH P Phas e 2 andencouragin g participation . Participatio n i

n an y aspec t

ofth e progra

mi s at n o cos t t o th e participants , andfinancial incentive s ma

y b e offered , a s appropriate , t o encourag e bloo dlea dmonitoring . A U.S . Saving s Bondin th e amount

o f $5 0 or aSafewa y gif t cardin th e amount

o f $2 5 eac h i s offere dt o eac h chil dparticipatin g i

n th e County' s bloo dlea

dmonitorin g program . Th e bond s o r gif t card s ma y b e offere don a

n annual basi s fo

r eac h chil dtested . I

n addition , a

n additional gif

t car do f $2 5 fro mSafewa y i s offere dt o eac h family participating . Th e gif t certificate s ar e offere dt o familie s o n a n annua l basis . Thes e incentive s ar e intende dt o encourag e ongoin g monitorin g o f childre n even whe n th e childre n ar e no t initiall y identifie da s havin g elevate dbloo dlea dconcentrations . Th e incentiv e progra

mi s routinel y reviewe ds o that any necessar

y change s ca

n b e made . I f thes e method s o f

contac t andrecmitmen t

ar e no t effectiv e i

n bringin g resident s int o th e environmental testin g program , the n additional method s ma y b e adopte dsuch a s mas s mailing s or door-to-doo r

recruitment . I f

particula r area s ofth e Count

y ar e indicate da s area s o f consistentl y highe r

bloo dlea dvalue s i n children , then more intensiv e contac t an drecruitmen t effort s ma y b e implemente dfo

r thos e areas . Th e nee dfo

r change s t o recruitmen t

approache s o

r35390 3 3/16/201 0 9:4 4 A M Patnci aBerge r 1 7 o f 8 2 CR S RSO.O

O DSO.O O Lak e Count y Recorde r LCCH P Phas e 2 Wor

k Pla n March , 200 9 fo r additiona l recmitmen t

effort s wil l b e periodicall y re-evaluate di n conjunctio n wit

h ongoin g progra mreviews . 3. 3 Community Awarenes s an d Educatio n Program s Th e LCCH P Phas e 2 work s t o rais e andmaintai n th e community' s awarenes s ofth e healt h risk s fromlea

dexposures . Th e objective s o f thes e effort s are t o provid e informatio n t o th e communit

y about : • th e LCCH P Phas e 2 an dth e service s availabl e t o resident s an dpropert y owners ;

• th e potential fo

r childre n t o b e expose dt o lea da t level s tha t coul dhav e advers e healt h effects ;

• basi c hygien e an dadequate nutritio n t o reduc e contac t wit h o r ris k fromlea d exposures ;

• dust-suppressio n an dremodelin g methods , recommende dprocedure s fo r soi l excavation ;

• general educatio n abou t way s t o preven t

exposure andtrackin g frombar e soi l areas ; an d

• general educatio n abou t way s t o ensure tha

t pas t respons e action s ar

e no t disturbed ; A s describe dbelow , th e communit y awarenes s an

deducatio n progra

minvolve s cooperativ e effort s wit

h loca l govemmen t

agencies , includin g th e Lak e Count y Publi c Healt

h Agency , Lake Count

y Schoo l District , Lake Count y Department

o f Socia l Service s an dLake Count y Building/Lan dUs e Departmen t an dCit y o f Leadville . In additio n t o th e community-base dprogram , th e LCCH P Phas e 2 als o provide s individual counselin g an deducatio n t o manag e leadexposure i n andaroun dth e home . Individualize deducatio n i s provide dt o resident s throug h thei r participatio n i

n th e Lake Count

y bloo dlead-monitorin g program . 3.3. 1 Educationa l Material s Educational material s hav e been develope dfo r severa l differen t targe t groups . Some o f th e targe t group s an dthei r

individua l need s fo r informatio n abou t

lea dar e given i n Tabl e 3-1 , andcopie s o f

mos t ofth e educational material s use dby th e progra mar e containe di

n Appendi x D .35390 3 3/16/201 0 9:4 4 A M Patrici aBerge r 1 8 o f 8 2 CR S RSO.O

O DSO.O O Lake Count y Recorde r LCCH P Phas e 2 Wor

k Pla n March , 200 9 Futur e educational material s wil l b e reviewe dan dprepare dwit h cooperatio n fro

mth e Lake Count

y Publi c Healt

h Agency , Lak

e Count y Building/Lan dUs e Department , an dth e Cit y o f Leadvill e Plannin g an dZonin g Department , CDPHE , andEP A fo r distributio n t o th e public . Specifi c educationa l tool s wil l b e develope dan dprovide di n bot h Englis h an dSpanis h fo

r eac h aspec t ofth e program , a s needed . In some case s brochure s wil l nee dt o b e update dt o accommodat e change s t o th e program . O n a n annua l basis , th e Wor

k Grou p wil l revie w al l educational material s andevaluat e if suc h material s shoul db e replaced , updated , or discontinued . Th e material s disfribute db y Lak e Count y Publi c Healt

h Agenc y an dCDPH E i

n suppor t ofth e LCCH P Phas e 2 include : • initial mailin g fo

r al l propert

y owner s an dresident s withi n th e forme r 0U 9 introducin g th e new LCCH P Phas e 2 ;

• brochure s fo

r loca l realtor s an dbroker s regardin g disclosure requirement s an dth e LCCH P Phas e 2 program ;

• trainin g material s fo

r loca l soi l excavatio n contractor s andutilit y companies ; an

d

• Brochure s fo

r propert y owner s an dcontractor s regardin g reducin g lea dexposure s durin g remodelin g o r

renovation . Th e Count

y i n cooperatio n wit

h CDPHE an dEP

A wil l periodicall y review , evaluat e and improv e th e educational material s an doutreac h programs . 3.3. 2 Distributio n o f

Educational Material s A number o f differen t distributio n method s wil l b e use dt o provid e informatio n t o th e variou s targe t

groups . Specifi c outreac h an deducatio n method s ma y chang e over

time . Th e Count y wil l periodicall y revie w an dma y mak e recommendation s to th e Wor k Grou p fo r change s t o th e curren t

educational tool s an ddistributio n methods . A summar y ofth e outreac h method s tha t ma y b e use di s provide don Tabl e 3-2 . Copie s o f current educational material an dmailing s utilize db y th e LCCH P Phas e 2 ar e provide di n Appendi x D . Followin g th e publi c comment perio do n th e LCCHP Phas e 2 wor k pla n an dupo n completio n ofth e final wor k plan , EP A wil l notif

y al l resident s i

n th e Leadvill e are aofth e ne w LCCH P Phas e 2 progra

mi n amas s mailing . Th e mailin g wil l provid e informatio n abou t th e potentia l healt

h risk s associate dwit

h exposure t o source s o f

lea dandaful l descriptio n ofth e service s offere dt o residents , especiall y familie s wit h youn g childre n an dpregnant/nursin g 1035390 3 3/16.''201 0 9:44A M Patrici aBerge r 1 9 o f 8 2 CR S RSO.O

O DSO.O O Lak e Count y Recorde r LCCH P Phas e 2 Wor

k Pla n March , 200 9 women . Th e initial mailin g wil l als o explai n ho w t o contac t th e progra

mdirectl y t o reques t thes e services . Additional mailing s ma y b e conducte dperiodically , followin g th e initial mailin g a s determine dappropriat e b y th e Wor k Group . Educational material s describin g th e LCCHP Phas e 2 progra mwil l b e provide dt o all parent s whos e childre n are see n at th e Lake Count

y Publi c Healt

h Immunizatio n Clinic s an d EPSD T Outreac h clinics . Al l childre n seen i n th e Immunizatio n Clinic s andEPSD T Outreac h clinic s als o wil l b e evaluate dfo r thei r eligibilit y t o participat e i

n th e LCCH P Phas e 2 program . Becaus e th e Immunizatio n Clinic s are th e only source s o f childhoo dimmunizatio n i n th e Leadvill e area , i t

i s expecte dthat

educatio n about

th e LCCH P Phas e 2 progra mwil l reac h th e parent s o f mos t childre n residin g i

n Lake Count

y at thes e clinics . Th e Lake Count y Publi c Healt h Agenc y wil l develo p amethodolog y fo r documentin g that

parent s o f

each chil dseen a

t th e clinic s receiv e th e informatio n andbloo dtestin g opportunity . I n addition . Th e LCCH P Phas e 2 progra mwil l coordinat e a s neede dwit h adjacen t countie s (Eagle , Summit) andLeadvill e are a physician s t o ensur e tha t

Leadvill e parent s whos e childre n the y se e ar e give n informatio n about th e LCCH P Phas e 2 progra man dtha t documentatio n i s o f

suc h notificatio n i s provide dto th e LCCH P Phas e 2 program . Shoul dth e Immunizatio n Clinic s ceas e t o b e th e sol e provider s o f childhoo d immunizatio n i

n th e Leadvill e area , th e wor k group wil l identif

y averifiabl e mean s t o reac h th e childre n wh o d o no t

receiv e immunization s fromth e clinics . General informatio n wil l b e availabl e i n th e communit

y throug h avariet

y o f media . Weekl y advertisement s durin g th e summe r month s ma

y b e mn i n th e newspaper

discussin g th e availability o f

progra mservice s an dinformation . Advertisement s ma y chang e periodicall y dependin g on th e tim e o f

yea r an dfeedback

fromth e Wor

k Group . Progra minformatio n wil l als o b e kep t on file a t th e Lak e Count y Publi c Library , andwil l als o availabl e throug h th e CDPHE Hazardou s Material s an dWaste Management Divisio n Record s Center

a t 303-692-3333 . Special emphasi s wil l b e mad e t o reac h familie s wit h childre n under

7 2 month s ol dan d pregnant/nursin g women . Educational informatio n wil l b e give n a t publi c an dprivat e daycares , a t th e elementary schoo l andt o othe r group s tha

t focu s aroun dyoun g children . Periodi c update s wil l continu e at

thes e facilitie s an deducational brochure s wil l b e available . Resident s ca

n cal l th e Lake Count

y Publi c Healt

h Agenc y fo

r informatio n abou t

th e LCCH P Phas e 2 . Th e objective s ofth e informatio n lin e i s to : • provid e parent s o r

caretaker s o f

youn g childre n wit

h informatio n abou t

lea dris k reductio n activitie s includin g Lak e County' s bloo dlea

dtestin g program ;

• provid e resident s wit

h informatio n andguidanc e abou t reducin g th e exposur e t o lea d 1 1

# iiiiiiiiliiii i 35390 3 3/16/201 0 9:4 4 A M Patrici aBerge r 2 0 o f 8 2 CR S RSO.O

O DSO.O O Lak e Count y Recorde r LCCH P Phas e 2 Wor

k Pla n March , 200 9

• monito r

citizens ' concem s an dmak e referral s t o th e appropriat e personnel . Th e mos t effectiv e educatio n i s individua l face-to-fac e consultation s wit h participant s . Th e progra

mwil l provid e education , counselin g andinterventio n to familie s wit h youn g children . Specifi c recommendation s ca n b e made base don a

n individua

l family' s situation . For thos e wit h elevate dbloo dlea

dlevels , th e environmental investigatio n progra mthroug h CDPHE ca n often make customize drecommendation s fo r specifi c action s tha

t wil l reduc e th e residents ' ris k t o leadexposur e base do n th e result s o f environmental lea

dsamplin g a

t thei r home s an d specifi c informatio n collecte db y th e progra mabou t thei r dail y habit s an dactivities . 3. 4 Lak e Count

y Bloo d Lea d Monitorin g Th e Lake Count

y Publi c Healt

h Agenc y wil l conduc t

th e voluntar

y bloo dlea

d monitorin g program . Th e progra mwil l continu e t o b e availabl e t o Lak e Count y resident s wh o ar e (1 ) childre n betwee n th e age s o f 1 2 month s an d7 2 month s ( 6 year s old) , (2 ) pregnan t and/o r nursin g women , o r

(3 ) olde r childre n previousl y enrolle di n th e progra

mwh o continu e t o exhibi t elevate dbloo dlea

dlevels . Bloo dlea

dmonitorin g wil l b e availabl e a t th e Lak e Count y Publi c Healt h Agenc y i

n Leadvill e at

convenien t

time s fo r participants . Th e Count

y personne l staffin g th e bloo dlea

dprogramwil l b e abl e t o wor k wit h other program s suc h a s immunizations . Hea d Start , an dWomen , Infants , an dChildre n (WIC ) t o identif y youn g childre n wh o resid e i n an d aroun dLeadville . Spanis h interpretatio n wil l als o b e availabl e t o Spanish-speakin g families . Familie s wit

h childre n age s 6 t o 7 2 month s wil l b e encourage dt o hav e thei r childre n teste d annuall y unles s achild' s bloo dlea dleve l i s a

t or abov e 1 0 ^ig/d

L i n whic h cas e more frequent monitorin g wil l b e recommended . More frequent monitorin g ma

y als o b e recommended , under special circumstances , fo

r childre n wit

h abloo dlea

dleve l belo w 1 0 ng/d L a

t th e discretio n o f th e Count y nurse . If achild' s bloo dlea dlevel exceed s 2 0 ug/dL , azin c protoporphyri n (ZPP ) tes t wil l als o b e conducted . ZP P test s ca n b e helpful i

n th e assessment

ofth e chronicit

y o f exposures . Additional informatio n on ZZ P testin g ca n b e foun di n Tabl e 3-3 . Financial incentive s t o participat e i

n th e bloo dlea

dmonitorin g progra

mma y b e offereda s appropriat e (Sectio n 3.2) . Reminde r

card s wil l b e maile dt o al l familie s either annuall y o r

a s neede dt o hav e thei r children' s bloo dlea

dlevel s re-tested . Th e bloo dlea

dprogra mwill initiall y scree n mos t childre n usin g th e capillar y (finge r stick) collectio n method . Th e standardoperatin g procedure (SOP ) use db y Lak e Count y t o collec t bloo dsample s by th e capillar y metho di s include di

n Appendi x A . Th e Healt

h Departmen t

ma y choos e t o collec t

th e sampl e usin g th e venou s metho difth e child' s siblin g o r a clos e friendtest s abov e 1 0 ng/d L or ifth e paren t

request s th e venou s metho d(i.e. , venipuncture) . Th e participan t

wil l als o hav e thei r

hemoglobi n checke dat

th e same tim e th e bloo dlea dsampl e i s drawn . If achild' s bloo dlea dlevel i s a

t o r abov e 1 0 fxg/dL, then afollow-u p venou s sampl e wil l b e collecte da s soo n a s possible . Al l adul t participant s will hav e avenou s sampl e collecte d an danalyze dwhe n possible . 1235390 3 3/16/201 0 9:4 4 A M Patrici aBei^e r 2 1 o f 8 2 CR S RSO.O

O DSO.O O Lak e Count y Recorde r LCCH P Phas e 2 Wor

k Pla n March , 200 9 A discussio n ofth e effect s o f lea do n childre n an dbasi c educational informatio n wil l b e give n t o eac h participatin g family . A t th e discretio n ofth e healt h nurse , eithe r

telephon e call s or

follow

u p appointment s wil l b e use dt o revie w th e result s ofth e testing . Typically , th e healt h nurs e wil l mai l result s t o participant s when bloo dlea dlevel s ar e les s tha

n 5 ug/dL . Follow-up telephon e call s wil l b e mad e whe n bloo dlea dlevel s are betwee n 5 and1 0 ug/dL , an dfollow-up appointment s wil l b e use dt o communicate BLL s a t or abov e 1 0 ug/dL . 3.4. 1 Gatherin g Demographi c Informatio n Demographi c informatio n wil l b e gathere dfro msurve y questionnaire s (Appendi x B ) and entere dinto th e projec t

database . Eac h participatin g famil y wil l complet e th e questionnaire s eac h tim e monitorin g test s are performe dan dthey wil l provid e informatio n regardin g possibl e exposure s t o lead . Lake Count y Publi c Healt

h Agenc y staf

f wil l revie w them , andany ris k factor s wil l b e identifie dan ddiscusse dwit h families . Th e questionnair e ask s fo

r family informatio n an dinformatio n o n eac h chil dteste dwh o i s les s than 7 2 month s old . If achil dha s previousl y been teste di n th e Lake Count

y bloo dlea

d progra mthe n th e family wil l b e give n th e questionnaire previousl y filledou t t o updat e th e questionnair e insteado f

completin g another . Th e questionnaire i s simila r t o th e questionnair e filledou t durin g th e initial environmental investigation ; thu s th e answer s ca n b e compare dt o assis t in th e evaluatio n o f

results . Th e Lake Count

y Publi c Healt

h Agenc y questionnair e i s show n in Appendi x B . 3.4. 2 Bloo dLeadTes t

Method s an dDat aManagement Al l bloo dlea

dsample s wil l b e sent

t o a n analytical laborator

y that satifie s requirement s ofth e Clinical Laborator

y Improvemen t

Ac t (CLIA) , b y participatin g i n nationall y recognize d proficienc y testin g program s suc h a s thos e sponsore db y th e Colleg e o f

America n Patholog y (CAP) , th e Wisconsi n State Laborator y o f Hygien e (WSLH) , th e Ne w Yor k State Departmen t

o f Health , o r th e Pennsylvani aDepartmen t o f Heahh . Portabl e screenin g method s suc h a s LeadCarel l ma

y b e acceptable , i f

approve dby th e Wor

k Group , i n whic h cas e th e provider become s th e "analytica l laboratory " an dmus t adhere t o state diseas e reportin g requirement s an d CDC-recommende dproficienc y testin g procedures. . Th e laborator y wil l us e CDC-approve d method s fo

r bloo danalysi s an dconfor mt o CDC' s recommende dholdin g time s fo r bloo d sample s (refe

r t o Appendi x C , Qualit

y Assuranc e Plan) . 3.4. 3 Result s Reportin g Afte r receivin g th e bloo dlea

dresult s fromth e laboratory , th e Lak e Count y Publi c Healt

h Agenc y wil l eithe r

telephon e th e result s t o th e parent or schedul e afollow-up appointmen t t o infor mth e family . Typically , th e healt h nurs e wil l mai l result s t o participant s when bloo dlea d level s ar e les s than 5 ug/dL . Follow-u p telephon e call s wil l b e mad e whe n bloo dlea dlevel s ar e betwee n 5 an d1 0 ug/dL , an dfollow-up appointment s wil l b e use dt o communicat e BLL s abov e 1 335390 3 3/16./201 0 9:44A M Patrici aBerge r 2 2 o f 8 2 CR S RSO.O

O DSO.O O Lake Count v Recorde r LCCH P Phas e 2 Wor

k Plan March , 200 9 1 0 Ug/dL . A compute r

printou t wit h th e child' s bloo dlea

dleve l andhemoglobi n result s wil l b e mailed . If achild' s bloo dlea dleve l i s belo w 1 0 jig/dL th e famil y wil l b e encourage dt o hav e thei r chil dre-teste dannuall y unti l th e chil di s 7 2 month s old . If achild' s bloo dlea dlevel i s a

t o r abov e 1 0 ^ig/dL , the n th e CDPHE guideline s fo r retestin g an dclinica

l management , a s shown i

n Tabl e 3-3 , wil l b e followed , andmor e intensiv e counselin g wil l b e offered . 3.4. 4 Evaluatio n o f

Result s Whe n th e Lake Count

y Publi c Healt

h Agenc y receive s a

n initia l bloo dlea

dtes t resul t a t o r abov e 1 0 ug/dL , th e Healt

h Department

wil l senda

n e-mai l notificatio n t

o th e LCCHP Phas e 2 Wor k Group . Upo n venou s confirmatio n ofth e initia l elevate dbloo dlevel (EBL ) results , result s wil l again b e forwarde dt o th e Wor k Group , andth e Lake Count y Publi c Healt

h Agenc y will recommen da

n appropriat e cours e o f

clinica l management . Clinical management provide dto a

n EB L househol dma

y includ e a

n initia l hom e visi t t o provid e educatio n an dcounselin g t o th e famil y an dt o evaluat e potential source s o f lea d exposure presen t

i n th e household . Followin g initia l clinical management

by th e Lak

e Count y Publi c Healt

h Agency , th e Wor

k Group wil l mee t o r confer t o determin e whether

o r no t a n EB L shoul db e referre dt o th e environmenta l testin g program . Th e wor k group wil l revie w th e nee dt o develo p protocol s fo r recommendin g environmental investigation s afte r on e yea r o f operatio n ofth e LCCH P Phas e 2 . Suc h protocol s ma y b e develope dthereafter

a s th e wor

k group deem s necessary . Onc e referre dt o th e testin g program , CDPHE wil l provid e environmenta l samplin g andtestin g wit h th e consen t

ofth e resident

and/o r propert y owner . Th e purpos e ofth e envhonmental testin g progra mi s t o identif

y potential source s o f

lea dexposure i

n an daroun dth e hom

e andt o provid e resident s wit

h informatio n regardin g potential lea dhazard s on thei r

property . 3. 5 Entry Int o th e Environmental Testin g Progra m Followin g clinical management b y th e Lak e Count y Publi c Healt

h Agenc y o f

a n EBL , if n o househol dsourc e ofth e lea dexposure i s cleari y identified , th e Healt h Department

wil l coordinat e wit

h th e Wor k Group t o determin e tha

t i t i s appropriate to mak

e availabl e residential environmental samplin g andtestin g service s fo r any Count

y childre n or

pregnant andnursin g women wit

h elevate dbloo dlea

dlevels . Th e purpos e ofth e environmenta l testin g progra

mi s to identif y potential source s o f

lea dexposure i

n an daroun dth e home andt o provid e resident s wit h informatio n regardin g potential lea dhazard s o

n thei r property . Generally , home s tha t hav e been previousl y remediate dunder th e LCCH P o

r LCCHP Phas e 2 wil l no t

b e eligibl e fo

r environmental testing . However , th e Wor k Group wil l evaluate ever

y EB L cas e an dmak

e recommendation s base dupo n availabl e information . Onc e th e Wor

k Grou p ha s recommende dapropert y fo r th e Environmenta

l Testin g Program , participatio n in th e progra mwil l b e voluntar

y wit h no cos t t o th e participants . At propertie s previousl y teste dwhere n o change s hav e bee n made , retestin g wil l no t b e performe d unles s recommende dby th e Wor k Group . 1 435390 3 3/16/201 0 9:4 4 A M Patrici aBerge r 2 3 o f 8 2 CR S RSO.O

O DSO.O O Lak e Count y Recorde r LCCHP Phas e 2 Wor

k Pla n March , 200 9 Fo r propertie s entere dinto th e Environmental Testin g Program , CDPHE wil l evaluat e home s fo r th e presenc e o f

lea di n paint , soil , an ddust . Pain t wil l b e teste di

n situ . Soi l an ddus t sample s wil l b e collecte dfo r off-sit e analysis . Eac h sampl e typ e wil l b e analyze dfo r lead . CDPH E wil l perfor

mal l testing , samplin g andsampl e analyse s andwil l als o repor t th e resul t o f environmenta l investigation s t o th e individual propert y owner , residents , th e Wor k Grou p an d Lak e Count y Buildin g an dLan dUs e Department . Samplin g personne l wil l b e appropriatel y traine dfor

collectin g an dtestin g samples . Detaile dsamplin g andanalysi s plan s fo r environmenta l investigation s are provide di n Sectio n 4 . Ifth e findings o f

environmental investigation s indicate th e potential fo r risk s t o resident s du e t o th e presenc e o f

lea di n on e o r more environmental medi athe n th e LCCH P Phas e 2 Wor k Grou p wil l als o recommen drespons e action s t o reduc e th e ris k o f lea d exposure . Th e remedia

l respons e action s wil l depen do n avariet y o f factors , whic h ar e discusse di n detai l i n Sectio n 4 . 3.5. 1 Famil y Surveys/Informatio n Gatherin g Followin g initial clinical management b y th e Lake Count

y Publi c Healt

h Agency , if

i t i s determine dby th e Wor

k Group that

th e EB L shoul db e referre dt o th e environmental testin g programcertai n general propert y informatio n abou t

th e famil y wil l b e gathere dprio r

t o visitin g th e home . Thi s informatio n wil l typically b e obtaine db y reviewin g informatio n obtaine dby th e Lake Count

y Publi c Healt

h Agenc y andgatherin g additional informatio n by phon e a t th e same tim e tha t a n appointmen t

fo r meetin g wit

h th e residen t

a t thei r hom e i s made . Thi s informatio n includes :

• Physical addres s o f

propert y andowne r

mailin g addres s (i f

different)

• Ownershi p o f

dwellin g andcontac t

informatio n fo

r owne r

• Telephon e number s o f residen t

• Languag e fo

r contac t wit h residen t

• Numbe r

an dag e o f

childre n under

7 2 month s ol dresidin g a

t propert y

• Pregnan t

o r nursin g woma

n residin g at

propert y A n appointmen t

wil l b e mad e fo

r a n initial face-to-fac e intervie w a t atim e convenien t

to th e residen t

an da s soo n a s possible . Th e purpos e ofth e inhial intervie w i s t o explai n th e LCCH P Phas e 2 samplin g progra mcomponent s an dservice s andcollec t additional informatio n abou t th e family an dthei r

residence . Th e environmental progra madministrato r

work s wit

h th e residen t t o fill ou t a"famil y survey " (questionnaire) , whic h ask s question s abou t possibl e exposure s t o lead . Th e question s focu s on remodelin g activities , cleanin g habit s an dwor k an d 1 535390 3 3/16/201 0 9:4 4 A M Patrici aBerge r 2 4 o f 8 2 CR S RSO.O

O DSO.O O Lak e Count y Recorde r LCCH P Phas e 2 Wor

k Plan March , 200 9 hobb y exposures . A "chil dsurvey " wil l als o b e filledou t fo r eac h youn g child . Th e chil d surve y ask s question s abou t a n individua

l child' s mouthin g behaviors , possibl e exposure s outsid e ofth e home , an dethni c background . Th e Lak e Count y bloo dlea

dprogra man dth e CDPH E envirorunental progra mus e simila

r survey s s o that

th e response s give n t o bot h program s can b e compare dan devaluate dover time . A t th e en dofth e initial meetin g th e conditio n ofth e property wil l b e visuall y siuAfeye dan drecorded . Th e informatio n gathere don th e questionnaire s wil l the n b e entere dinto aprojec t databas e an dals o copie dt o aprojec t file. Th e LCCH P Phas e 2 Wor k Grou p wil l us e th e informatio n collecte do n th e questionnaires , alon g wit

h bloo dlea

dan denvironmental testin g resuhs , t o evaluat e possibl e lea d exposure s a

t th e property an dt o a

n individual child . I f

there i s apossibl e exposure t o lead , th e Lake Count

y Publi c Healt

h Agenc y wil l notif

y th e family an dprovid e informatio n on way s t o reduc e risk s relate dt o that exposure . 3.5. 2 Consen t

fo r Acces s Resident s wh o participat e i n th e LCCH P Phas e 2 environmental testin g progra mmus t sig n a"Consen t

fo r Access " form . (Appendi x E) . CDPH E wil l b e responsibl e fo r obtainin g acces s fromth e homeowner . Th e agreement grant s th e LCCH P Phas e 2 permissio n t o us e demographi c informatio n obtaine dthroug h th e questionnaires , sampl e th e propert y an dobtai n informatio n neede dt o evaluat e cultural resource s o n th e property . Th e consen t fo r acces s als o indicate s tha t

environmenta l investigatio n result s wil l b e recorde dwit h Lake County . Befor

e environmental testin g i s performe dth e propert y owner an dcurren t

resident s mus t

sig n th e consen t fo r acces s (i f different) . A t th e same tim e that

th e consent

fo r acces s i s explaine dan dpresente dt o residents , a for mauthorizin g releas e o f

medica l informatio n wil l als o b e requeste dt o releas e bloo dlea d record s an dlimite dfamily questionnair e informatio n fro mth e Lake Count

y Publi c Healt

h Agenc y t o th e CDPH E an dEPA fo r us e i n evaluatin g healt

h risks . 3.5. 3 Schedulin g Environmental Samplin g an dRemedia l Respons e Actions . Th e samplin g programwil l b e implemente din amanner tha t minimize s disruptio n and inconvenienc e a

t eac h residenc e investigated . CDPHE wil l schedul e samplin g a t convenien t time s t o residents . Wheneve r possible , al l samplin g wil l b e performe ddurin g asingl e visit . Th e collectio n o f

outdoo r sample s wil l b e dependen t on weather

conditions . Non e ofth e samplin g procedure s cause s damag e t o stmcture s o r painte dsurfaces . Soi l samplin g ma y caus e minima

l disturbanc e ove r

aver y limite darea . 1 635390 3 3/16/201 0 9:4 4 A M 2 5 o f 8 2 CR S RSO.O

O DSO.O O Patrici aBerge r

Lak e Count y Recorde r LCCH P Phas e 2 Wor

k Pla n March , 200 9 Environmental samplin g visit s wil l b e schedule da t specifie dtime s base dupo n th e availability o f

environmental samplin g team s an dth e convenienc e andavailabilit y ofth e participants . Som e flexibility shoul dexis t i n th e schedulin g t o accommodate unexpecte d change s i n th e plan s ofth e progra

mparticipants .

1 735390 3 3/16/201 0 9:4 4 A M Patrici aBerge r 2 6 o f 8 2 CR S RSO.O

O DSO.O O Lake Count y Recorde r LCCH P Phas e 2 Wor

k Pla n March, 200 9 4. 0 ENVIRONMENTA L TESTIN G AN D EVALUATIO N PROGRA M 4. 1 Residentia l Propertie s Environmental Investigation s Th e primar

y purpos e ofth e environmental testin g progra mi s t o identif

y potential source s o f lea dexposure i

n an daroun dth e home an

dt o focu s respons e action s on thos e source s tha t presen t significant

risk s t o residen t

children . Medi asample dtha t excee dsite actio n level s wil l b e remediated . However , asingl e sourc e o r primar y sourc e o f

lea dexposure ma

y b e ver y difficult t o identify . Fo r

thi s reason , informatio n collecte ddurin g environmental investigation s wil l b e use di

n conjunctio n wit

h famil y survey informatio n andbloo dlea dtes t result s to identif

y th e nee dfo

r respons e action s an dfocu s o n th e appropriate respons e action s fo r th e types o f exposure s that

ma y b e takin g place . Element s ofth e environmenta l investigatio n andevaluatio n approac h ar e illustrate don Figure 4- 1 an ddescribe di n thi s section . Whenever

contractor s are use dt o perfor

menvironmenta

l testin g o r

remediatio n wor

k fo r th e LCCH P Phas e 2 , ther e wil l b e apreferenc e fo

r hirin g loca

l contractor s fro

mLak e Count y to perfor mth e work , t o th e exten t

thi s i s allowabl e under

State Procuremen t

Rules . I n orde r tha t loca l contractor s ma

y hav e th e opportunit y t o provid e service s relate dt o th e LCCHP Phas e 2 , CDPHE wil l notif y th e Lake Count y Boar do f Commissioner s prio r

t o advertisin g t o procur

e suc h services . At eac h propert

y investigated , yardsoil , interio r an dexterio r

paint an dhous e dus t

wil l b e sample dand/o r

teste dfo r lea dcontent . Th e samplin g andanalysi s approac h fo r eac h medi atype investigate dwil l b e base do n th e samplin g plan s describe di n thi s section . Consisten t

wit h th e goal s ofth e LCCH P Phas e 2 , eac h ofth e samplin g plan s allow s fo r site-specifi c modification s t o targe t source s o f

lea d mos t likel y t o b e encountere dby childre n residin g at th e propert

y under investigation . 4.1. 1 Soi l Samplin g an dAnalysi s Representativ e sample s o f yardsoi l wil l b e collecte dfrom anumbe r o f area s aroun dth e residence , a s shown on Figure 4- 2 an ddescribe dbelow . Th e sample s wil l b e submitte dt o a n off-sit e laborator

y fo r analyse s o f

lead . 4.1.1.1 Sampling Plan A t eac h propert

y asite-specifi c samplin g pla n wil l b e develope dbase don th e followin g guidelines : • A t aminimum , sample s wil l b e collecte dfromeac h ofth e followin g areas : front , sid e an dback yards ; exterio r

driplines , vegetabl e garden area(s) , i f any ; othe r

garden area s 1 835390 3 3/16/201 0 9:4 4 A M Patrici aBerge r 2 7 o f 8 2 CR S RSO.O

O DSO.O O Lak e Count y Recorde r LCCH P Phas e 2 Wor

k Pla n March , 200 9 (e.g. , flower

beds , etc.) , if

any ; area s o f

bar e soil ; an ddistinc t

pla y area s (e.g. , swin g se t or sandbo x area ) o r

othe r are ao f typical heav y us e b y childre n where soi l i s bare .

• For eac h are asampled , on e composite sampl e wil l b e prepare dfrom aminimumo f thre e subsample s tha

t are representativ e ofth e soi l condition s withi n th e area .

• Fo r eac h are asampled , on e composite sampl e wil l b e collecte dfro mth e 0 t o 2 inch , 2 t o 6 inc h an d6 t o 1 2 inc h dept h intervals , excep t

i n garden area s where th e dept h o f samplin g wil l b e fro

mth e groun dsurfac e t o a

t leas t 6 inche s an da

t mos t 1 2 inche s suc h tha t samplin g extend s t o th e bas e o f tille do r worke dsoil .

• I n case s wher e undisturbe dnativ e materials , suc h a s glacial til l o r bedrock , compris e th e soi l belo w 6 inche s n o sampl e wil l b e require dfo r th e 6 t o 1 2 inc h dept

h interval . Prio r t o sampling , th e samplin g tea mwil l prepar e asketc h pla n ofth e hous e and surroundin g propert

y showin g al l bar

e areas , garden s andpla

y areas . A t

thi s tim e asamplin g pla n wil l b e develope dfo

r th e propert

y t o mee t th e followin g sampl e requirements . Front/Back/Sid e Yar

dsamples : Separat e sample s wil l b e collecte dfromth e front an dbac k yards . A separate sample(s ) wil l als o b e collecte dfro

msid e yard s ifth e soi l characteristic s ar e distinc t fromthos e i

n th e fron t an dbac k yard s or i f i t i s deeme dthat

th e sid e yardpose s apotential exposur e pathway . Eac h yardsampl e wil l b e acomposit e comprise do f at leas t thre e subsamples . On e composite sampl e wil l b e collecte dfromeac h o f thre e dept

h intervals : 0 t o 2 inches , 2 t o 6 inches , and6 t o 1 2 inche s belo w groun dsurface . Garde n are asamples : Withi n eac h distinc t

garde n are ao f

a t leas t 3 0 square feet , suc h a s avegetabl e garde n o r a serie s o f simila r flower beds , aminimu mo f

thre e subsample s wil l b e collecte dfro madept h interval representin g th e dept h o f worke dsoi l andcomposite dt o obtai n asingl e representativ e sample . Th e number

o f subsample s collecte dwil l depen don th e total are asample du p t o a maximu mo f

6 subsample s per

garden area . Th e dept

h o f samplin g wil l depen do n th e exten t o f soi l tha t appear s t o b e routinel y worke dor tille di n gardenin g activities . Typically , depth s o f worke dsoi l in garde n area s exten d6 t o 8 inche s belo w groun dsurface . Th e maximumdept h o f samplin g wil l b e 1 2 inches . Bar e are asamples : Bar e area s o f

at leas t 9 squar e feet

—includin g bar e pile s o f soil , grave l driveway s an d walkway s wil l b e identifie dvisuall y an du p t o thre e distinc t

bare area s from asingl e propert y wil l b e sampled . Withi n eac h separate bar e area , thre e subsample s wil l b e collecte dfromth e 0 t o 2, 2 t o 6 an d6 t o 1 2 inc h dept h intervals . Fo r

eac h bar e are aandeac h dept h interval , th e thre e subsample s wil l b e composite dt o obtai n on e sample .

1 9•^5190 3 3/16./201 0 9:44A M Patrici aBerge r 2 8 o f 8 2 CR S RSO.O

O DSO.O O Lak e Count y Recorde r LCCH P Phas e 2 Wor

k Pla n March, 200 9 Play are asamples : Additiona l sample s wil l b e collecte dfro mbare-soi l pla

y areas , if any exis t at th e propert

y (i.e. , suc h a s aroun dswin g set s or sandboxes , o r

othe r bare area s know n t o b e frequentedby children) . Th e samplin g procedure s use dfo r bare area s wil l als o b e use di n eac h bar e pla

y area , excep t i n th e cas e o f

sandboxe s where on e composit e sampl e wil l b e collecte dfromth e tota l dept h o f san dpresent , regardles s o f thickness . 4.1.1.2 Sampling Procedures A detaile dStandardOperatin g Procedure (SOP ) fo r Soi l Samplin g i s include di n Appendi x A an di s summarize dhere . Th e SO P wil l serv e a s th e primar y referenc e fo

r LCCH P Phas e 2 soi l samplers . Th e soi l wil l b e collecte dusin g astainles s stee l trowe l fo r scoopin g soi l fromth e to p 0 t o 2 inche s an dacorin g devic e suc h a s adriv e sampler fo r collectin g soil fro

mdeeper intervals . A

t eac h subsampl e location , loos e debri s an dany so do r dens e vegetativ e cove r

wil l b e remove d an dth e to p 0 t o 2 inche s o f soi l wil l b e excavate dusin g ascoo p or trowel . Th e to p 2 inche s o f soi l fromeac h locatio n wil l b e remove dfrom acircula r are aapproximatel y 4 inche s i n diameter an dplace di n aplasti c bag (e.g. , Ziplo c bag ) wit h othe r subsample s fromth e 0 t o 2 inch dept h interval . A sampl e wil l the n b e collecte dfromth e 2 t o 6 inc h dept h usin g a2-inc h diamete r

by 4-inc h lon g corin g device , suc h a s adriv e sampler . Th e 6 t o 1 2 inc h sampl e wil l the n b e collecte dusin g a1.5-inc

h diameter

b y 6-inc h lon g corin g device . Ifth e driv e sampler collectio n tube s o r cor e liner s ar e re-use da

t separate locations , th e equipment mus t b e decontaminate d betwee n location s t o preven t cros s contaminatio n betwee n dept h interval s a

t eac h location . Fo r eac h dept h interva l withi n asingl e samplin g area , subsample s wil l b e combine d togethe r i n alarg e Ziplo c bag an ddisaggregate db y han di n th e seale dbag . Th e bag wil l b e labele dt o identif

y th e propert

y number , sampl e are a(e.g. , back yard) , sampl e number , dept h interval an ddat e o f

collection . Th e samplin g tea mwil l als o recor

dthi s informatio n befor

e sample s ar e remove dfro

mth e site . Mor

e informatio n regardin g sampl e documentation , labelin g an dtrackin g i s include di

n th e Qualit

y Assuranc e Projec t

Plan , Appendi x C . Th e decontaminatio n procedure s fo r al l samplin g equipmen t

ar e als o provide di

n a n SO P i n Appendi x A . Sample s wil l b e doubl e bagge dandstore di n abo x o r cooler prio r t o shipping . It

wil l no t b e necessary t o refrigerate sample s durin g storag e o r shipping . 4.1.1.3 Field

Documentation Th e location s o f

al l individua

l subsample s wil l b e marke don asite sketc h ma p wit h associate dcomposit e sampl e numbers . Al l sample darea s wil l als o b e delineate do n th e sit e sketc h map . Sampl e numbers , depth s an dlocatio n description s wil l als o b e recorde do n asoi l 2 0'I519n 3 3/16/201 0 9:4 4 Al^ l Patnci aBerge r 0 0 n S

- CR S RSO.O

O DSO.O Lak e Count y Recorde r 2 9 o f 8 2 O LCCHP Phas e 2 Wor

k Plan March , 200 9 samplin g workshee t

(include di

n Appendi x A , SO P fo

r Soil Sampling) . Th e samplin g tea mwil l complet e thes e record s a

t th e tim e o f

sampling . Copie s o f

site map s an dsoi l samplin g worksheet s wil l b e include di n hard-cop y propert

y files (refe

r to Sectio n 8) . 4.1.1.4 Sample Analyses Al l soi l sample s fro

mth e 0 t o 2 and2 t o 6 inc h dept h interval s wil l b e shippe dt o a n offsit e laboratoty fo

r analyse s o f

lead . Th e lea

dconcentratio n i

n th e 0 to 2 inc h dept

h interva l an dweighte daverag e lea

dconcentratio n in th e 0 t o 6 inc h dept h interva l wil l b e considere d whe n developin g recommendation s fo r respons e actions . Sample s fromth e 6 t o 1 2 inch dept h interva l wil l remain i

n storag e fo

r possibl e futur

e analysis . Th e decisio n t o analyz e asampl e collecte dfro mth e 6 t o 1 2 inc h interval wil l b e base d o n th e lea dconcentration s measure di n th e sample s fro

mth e 0 to 6 inc

h dept h interva l at th e cortespondin g location . Ifth e weighte daverag e lea dconcentratio n i

n th e 0 to 6 inch dept

h sampl e exceed s th e trigge r valu e fo r lea d(3,50 0 mg/Kg) , the n th e 6 t o 1 2 inch dept h sample , correspondin g t o that

location , wil l b e submitte dfo r lea danalysis . Soi l analyse s fo

r lea dwil l b e performe di

n accordanc e wit

h USEP A SW-84 6 Metho d 6200 , x-ra y fluorescence (XRF ) analysis . For eac h composite sample , th e entir e sampl e volume submitte dwil l b e disaggregated , drie dandsieve dby th e laborator y t o homogeniz e prio r

to analysis . Th e les s tha

n 250-micro n siz e fraction (passin g 60-mes h sieve ) wil l b e use dfo r analysis . Analyse s fo

r lea dconten t wil l b e performe don alaborator y XR F instmmen t

calibrate d usin g site-specifi c soi l calibratio n standards . Th e detaile dqualit y assuranc e an dqualit

y contro l requirement s fo

r laborator y XR F analyses , includin g instmction s fo r initia l calibration , are provide di n Appendi x A . Whe

n th e XR F resul t i s withi n 1 0 percent

ofth e trigge r

criterio n fo

r soi l (3,50 0 mg/k g ± 35 0 mg/Kg) , the n th e sampl e wil l b e reanalyze dusin g th e IC P metho d (USEP A SW-84 6 Metho d6010 ) t o confir mth e resul t

befor e i t i s use dfor

compariso n t o th e trigge r level . Qualit

y contro l method s fo

r laborator y analyse s o f

soi l sample s are provide di n th e Qualit y Assuranc e Pla

n (Appendi x C) . 4.1.1.5 Altemate Sampling Plans for Multiple Dwelling Unit

Properties Altemat e samplin g plan s ma y b e develope dfo

r propertie s under

singl e ownershi p but where multipl e dwellin g unit s ar e present , e.g. , traile r parks . O n thes e properties , individua l lot s ma y b e investigate dunder

th e LCCH P Phas e 2 on e a t atime a s elevate dbloo dlevel s ar e encountered. . Commo n area s o f suc h apropert

y ma y als o b e investigate dusin g a n altemat e samplin g plan . Altemat e samplin g plan s wil l b e develope don a n as-neede dbasis . Th e Wor k Grou p wil l b e revie w andapprova l eac h pla n prio r t o implementation .

2 1-J'^•;Qn• ^ 3/16/201 0 9:4 4 A M Patrici aBerge r inJ^-^m ^ RS O 0 0 DSO.O O Lak e Count y Recorde r 3 0 o f 8 2 CR S RSO.O

O DSO.O O LCCH P Phas e 2 Wor

k Plan March , 200 9 4.1.1.6 Sampling of

Playgrounds and

Common Areas Th e environmental testin g progra mwil l als o allo w samplin g o f non-residential area s suc h a s playground s o f

othe r commo n area s tha

t coul db e asourc e o f

lea d exposure t o children . Wher e th e Count

y elect s t o sampl e suc h commo n areas , th e procedure outline di n Sectio n 4.1.1. 5 wil l b e followed . 4.1. 2 Exterior/Interio r

Pain t Th e procedure s for

testin g exterio r

andinterio r

pain t ar e base do n th e U.S . Departmen t o f Housin g andUrba

n Developmen t

(HUD ) guideline s (HUD , 1995 ) an drequirement s ofth e State o f Colorado' s Ai r

Pollutio n Preventio n an

dContro l Ac t

Regulatio n 19 , Lead-Base dPain t Abatement . I

n case s wher e th e LCCH P Phas e 2 paint testin g procedure s var

y fromthos e include di n Regulatio n 1 9 th e procedure s wil l provid e equivalent method s fo

r identificatio n an d evaluatio n o f

lead-base dpain t

hazards . Th e pain t inspectio n an dtestin g protocol s presente di n th e wor k pla n hav e been develope dt o meet

th e specifi c dat aneed s ofth e LCCH P Phas e 2 . Thos e dat aneed s are a s follows : locate pain t

i n poo r conditio n t o identif

y potential source s o f

direc t lea dexposure an d lea di n hous e dust ; identif

y paint wit h lea dcontent greater tha n 6 mg/cm

^ s o tha t remediatio n ma y b e recommended ; identif y pain t i n poo r conditio n wit

h lea dconten t greater tha n 1 mg/cm

^ s o that remediatio n ma

y b e recommende dwhen childre n or pregnant o r nursin g wome

n wit h elevate dbloo dlea

dlevel s resid e a

t th e property . Thes e dat aneed s ar e consisten t wit h th e actio n level s fo r lea di n pain t presente di

n th e 0U 9 ROD . Lead-base dpain t

hazard s wil l onl y b e evaluate di n home s buil t

befor e 1978 . Th e yea

r buil t wil l b e obtaine dfro

mLake Count

y Assessor' s Office . If

n o buildin g date i s recorde dwit h th e Assessor , the n th e pain t evaluatio n wil l b e performed . Becaus e mobil e home s are typically no t painte dan dwer e constructe dafte r 1978 , mobil e home s wil l no t typically b e evaluate dfo

r lead-base dpain t

hazard s unles s there are portion s ofth e mobil e hom e that are painte dor

th e mobil e hom e wa s constmcte dprio r t o 1978 . Ifth e dat e o f

constmctio n i s unknown , i t wil l b e assume dthat

th e mobil e home wa s constmcte dprio r t o 1978 . A lead-based-pain t

ris k assesso r wh o i s traine dan dcertifie di n accordanc e wit

h Colorado' s Regulatio n 1 9 requirement s wil l perfor mal l pain t

assessment . A State-certifie dlead

based-pain t

inspecto r ma y als o perfor

mpaint testing . At eac h propert

y investigated , th e paint

hazar devaluatio n begin s wit

h famil y an dchil d surve y questionnaire s (se e Sectio n 3.5) , whic h provid e th e ris k assesso r wit h informatio n regardin g residen t

us e pattems , child' s principa l pla y area s andhabits , an dothe r potential source s o f lea dexposur e withi n an doutsid e ofth e home . A visua l assessment

o f paint condition s i s the n performe dusin g th e visua l inspectio n procedure s include di n HUD' s 2 2

# lil 15390 3 3/16/201 0 9:4 4 .A M Patrici aBerge r 3 1 o f 8 2 CR S RSO.O

O DSO.O O Lak e Count y Recorde r LCCH P Phas e 2 Wor

k Plan March , 200 9 Guideline s fo r

Evaluatin g Lead-Base dPain t Hazard s i

n Housin g (HUD , 1995 ) anddetaile di n th e SO P fo

r Pain t Testin g andAssessment

(Appendi x A) . Afte

r th e questionnaire s andvisual assessmen t

hav e bee n complete dinterio r andexterio r

pain t testin g wil l b e performed . A comprehensiv e pain t

investigatio n wil l b e conducte di n al l home s where achil d(o r pregnan t o r nursin g woman ) wit

h a n elevate dbloo dlea

dlevel resides , consistent

wit h Chapter s 5 , 7 an d1 6 ofth e HU D Guideline s (HUD , 1995 ) an da s describe dbelow . Th e lea dconten t o f pain t wil l b e teste di

n sit u usin g aportabl e XR

F spectrometer . Th e paint testin g metho di s non-desfructiv e to pain t andwil l no t

damag e painte dsurface s o r underlyin g substrates . Detaile dprocedure s fo r calibrating , operatin g andmaintainin g th e XR F instrumen t

ar e provide di

n th e SO P fo

r Paint Testin g an dAssessment

(Appendi x A) . 4.1.2.1 Interior

Paint Testing Plan HUD' s ris k

assessmen t

protocol s includ e gatherin g informatio n on resident us e pattems , visual assessmen t an dpain t testing . Th e informatio n gatherin g an dvisual assessment hel p th e ris k

assesso r selec t location s fo

r environmental sampling . Interio r pain t wil l b e teste di

n a t leas t thre e area s ofth e home . Th e area s ofth e hom e t o b e teste dwil l depen don th e result s ofth e visual assessment an dfamil y andchil dquestionnaires . I f deteriorate dpain t

i s present , the n th e deteriorate dpaint wil l b e teste din a

t leas t thre e area s o f th e home . In case s wher e n o deteriorate dpain t i s present , testin g wil l b e performe din th e thre e area s ofth e hom e mos t

frequently or

mos t likel y t o b e use db

y youn g children . Thes e area s wil l typically includ e th e main livin g area , bedroom(s ) andkitchen . Th e area s where testin g i s performe dwil l b e determine dby th e ris k assessor . I n eac h roo mtested , th e leadconten t o f pain t on painte dwall s (up t o fou r wall s pe r room ) windo w trim , door s an dmolding s wil l b e determined . On e XR F measurement

wil l b e obtaine d fromeac h wal l i

n th e roo mu

p t o fou r wall s pe r room . I f wall s sho w distinc t

paintin g histor

y eac h wal l wit

h distinc t paint wil l b e tested . Pain t

wil l als o b e teste do

n th e oldes t

appearin g painte dworkin g windo w i n th e room . I f

there are n o workin g window s i n th e room , either

th e oldes t appearin g windo w wil l b e teste dor awindo w selecte da

t rando mwil l b e tested . Pain t on th e windo w casing , sas h andulterio r sil l wil l b e tested . On e door assembly wil l b e teste di

n each roo man di t

wil l b e th e doo r

likel y t o receiv e th e mos t

use . Th e lea

dcontent wil l b e measure d fo r th e casing , th e jam b ( apossibl e friction surface ) an dth e door . Moldin g or decorativ e tri m tha t i s accessibl e t o youn g childre n (les s tha n 4 feet abov e th e floor

level ) wil l b e tested . Th e lea dconten t o f paint o n moldin g wil l b e measure dfo r eac h type o f

moldin g i n th e room , suc h a s baseboardan dchai r

rai l types. Ifth e pain t

o n crow n moldin g i s i

n poo r condition , i

t wil l als o b e tested . Othe r

painte darea s tha

t ma y represent

asourc e o f

exposur e fo r youn g children , suc h a s painte dcabinets , ma

y als o b e tested . Althoug h th e same genera l pla n wil l b e followe da

t eac h property , th e ris k

assesso r wil l determin e th e paint

conditio n i

n other location s an ddetermin e th e nee dfor additional paint

testing . 2 3• \S-^q m3/16/201 0 9:4 4 A M Patrici aBerge r 3 2 o f 8 2 CR S RSO.O

O DSO.O O Lak e Count y Recorde r LCCH P Phas e 2 Wor

k Pla n March . 200 9 Fo r home s wher e youn g childre n o r apregnan t

o r nursin g woma

n hav e elevate dbloo d lea dlevels , deteriorate dpain t presen t i n an y are aofth e hom

e frequente db y youn g childre n wil l b e teste dan dany painte dflimiture , cribs , to y closet s o r other area s tha t ayoun g chil dma

y routinel y an dfrequentl y come i n contac t wit h ma y als o b e teste dwhe n th e pain t i s i n poo r condition . I

n addition , pain t

wil l als o b e teste di

n th e mai n livin g area , child' s bedroo man d kitchen , regardles s o f

pain t condition . I f

paint i n thes e area s i s i

n poo r condition , testin g wil l b e performe dt o evaluat e th e lea dconten t ofth e deteriorate dpaint . Thi s approac h wil l allo w fo r identificatio n o f

lead-base dpain t

hazard s throughou t

th e home . I

n addition , when achil dwit h a n elevate dbloo dlea

dleve l reside s a

t th e home , th e lead-base dpain t ris k assessmen t

wil l alway s b e accompanie db y additional investigatio n o f othe r potential source s o f

lea dexposure (e.g. , contaminate dsoil , hobbies , consumer products , etc.) . 4.1.2.2 Exterior

Paint Testing Plan Pain t o n th e exterio r

ofth e hous e an dothe r

stmcture s (e.g. , garage , storag e shed , etc. ) on th e same property wil l als o b e visuall y assesse dan dteste dwhe n necessary . Th e visual assessmen t

wil l b e performe dfirst

t o identif y any area s o f

deteriorate dpaint . I f deteriorate dpain t

i s present , i t

wil l b e teste dfo

r lea dcontent . I f

n o deteriorate dpain t

i s presen t o n o r aroun dth e home , testin g wil l b e performe do n on e sid e ofth e home . Testin g wil l includ e on e wall , th e mai n entr y doo r assembly , arepresentativ e windo w assembl y an dth e horizonta l and/o r

vertical tri mcomponent s o n on e sid e ofth e house . If amore extensiv e investigatio n i s warranted , XR F measurement s wil l b e obtaine dfro meac h painte dsid e ofth e hous e for u p t o fou r side s i n additio n t o th e location s describe dabove . Result s fro mth e famil

y questionnair e an dvisual assessmen t ma y b e use db y th e ris k

assesso r t o selec t location s fo

r exterio r pain t testing . Fo r th e window , measurement s wil l b e obtaine dfro mth e sill , casin g an dsash . Fo r th e mai n entry door , th e casing , jam b (possibl e frictio n surface ) an ddoo r wil l b e tested . Horizontal and/o r vertical tri mcomponent s wil l b e teste do n on e sid e ofth e hous e an dthat sid e wil l b e eithe r th e front ofth e hous e or

th e sid e wit

h th e larges t

number o f architectural feature s (typicall y th e fron

t ofth e house) . I

n addition , painte dfence s andpainte dstorag e shed s or other outbuilding s o n th e propert y wil l b e teste difth e pain t i s in poor condition . 4.1. 3 Dus t Interio r hous e dus t

wil l b e collecte dfo

r leadanalysi s a

t ever y home evaluated , regardles s o f age . Source s o f

leadt o interio r

hous e dus t

includ e outsid e source s suc h a s contaminate dsoi l an dmin e wast e an dinsid e source s suc h a s lead-base dpaint . Th e amount s o f dus t an dlead concentratio n in dus t

wil l var y throughou t

ahouse . Fo r

thi s reason , dus t

wil l b e collecte dfrom at leas t thre e area s ofth e home , includin g (1 ) heav y traffi c area s suc h a s mai n entrie s where trackin g fro

moutdoor s ma

y resul t i n elevate dlea

dlevel s i n dust , (2 ) area s that

are mos t 2 4'^^•^Qn' i 3/16/201 0 9:4 4 A M Patrici aBerge r 3 3 o f 8 2 CR S RSO 0 0 DSO.O O Lak e Count y Recorde r LCCH P Phas e 2 Wor

k Plan March , 200 9 accessibl e t o childre n suc h a s play area s an d(3 ) area s where th e pain t i s i n poo r conditio n (i f any) . Th e ris k

assesso r wil l alway s selec t

location s fo

r dus t samplin g base do

n th e result s o f visual pain t

assessment , family andchil dsurvey s an dfamily us e patterns . A risk-assesso r o r inspecto r wil l collec t

dus t sample s onc e th e ris k

assesso r ha s selecte dlocations . A minimu mo f

thre e dus t

sample s wil l b e collecte di n eac h home . Typically , th e area s sample dwil l includ e th e mai n entry , th e primar y entr y t o th e mai n livin g are aan dth e entr y t o a youn g child' s bedroom . If apregnan t or nursin g mothe r

reside s a t th e home , the n heavy traffi c area s suc h a s entrie s an dhallway s ma y b e teste dinsteado f

bedrooms . When ayoun g chil d residin g at

th e propert

y ha s a n elevate dbloo dlea

dlevel , dus t

sample s ma

y als o b e collecte d fromothe r

area s ofth e hom e frequente db y tha t chil dandarea s wher e pain t i s i n poo r condition . A t eac h ofth e dus t

samplin g locations , dus t

wil l b e collecte deither

fro mcarpete darea s usin g abattery-operate dai r pum p t o collec t

dus t i n apre-weighe dfilter

cartridg e o r

fro m uncarpete darea s usin g wip e samples . Th e exac t locatio n an dtype (carpeted , uncarpeted ) o f sampl e wil l b e describe di n fieldnote s andrecorde dwit h othe r sampl e informatio n i

n th e property file an dth e electroni c database . I f there ar e tw o separat e carpet s i n aroom , suc h a s a

n are am g overlyin g wall-to-wal l carpeting , th e are am g wil l b e sample dsinc e i t i s th e mos t

likel y sourc e o f exposur e fo

r achild , Usin g asamplin g template , aone-square-foo t are awil l b e completel y vacuume dusin g th e ai r pum p t o collec t

th e dus t present . Thi s procedure i s documente di n USEPA' s Residentia l Samplin g fo r

Lead : Protocol s fo r

Dus t aru l Soi l Samplin g (\JSE ? A , 1995 ) an dinclude di n LCCHP' s SO P for

Dus t Samplin g (Appendi x A) . Dus t sample s wil l b e shippe dt o a n offsit e laborator y fo r analysi s o f

lea dby flame atomi c absorptio n spectrometr y (USEPA SW-84 6 Metho d7420) , a s describe db y th e Qualit y Assuranc e Pla

n (QAP ) i n Appendi x C . Th e trigge r

criterio n for

lea din dus t i s expresse da s th e lea

dconcentration , o

r th e mas s o f lea dpe r uni t mas s o f dus t (mg/Kg) . I

n order t o provid e th e result s o f

dus t analysi s i n concentration-base dunits , aknow n mas s o f dus t mus t b e collecte dan danalyzed . For thi s reason , th e LCCH P Phas e 2 use s th e vacuumdus t collectio n metho d(USEPA , 1995) , whic h i s th e only documente dmethodolog y fro mColorado' s Regulatio n 1 9 tha t allow s fo r analysi s an d reportin g o f

result s i n concentratio n units . Thes e result s ma y als o b e usedt o determin e th e lea d loadin g pe r

unit are a(^ig/ft^) , i f

necessar y t o furthe r evaluate lea

dexposure i

n th e home . Dus t wip e sample s wil l als o b e collected . On e dus t wip e sampl e wil l b e collecte dfro ma windowsil l i

n eac h roo mwhere afloor dus t sampl e i s collected . Th e method s fo r collectin g dus t wip e sample s ar e describe di n th e SO P fo

r Wip e Dus t

Samplin g include di

n Appendi x A . Th e dus t wipe s wil l b e analyze dfo r lea dan dresult s wil l b e reporte da s alea dloa dije r uni t are a(e.g. , mg/ft^) . 4. 2 Dat a Evaluatio n fo r Individua l Propertie s

2 53 5390 3 3/16/201 0 9:4 4 A M Patrici aBerge r 3 4 o f 8 2 CR S RSO.O

O DSO.O O Lak e Count y Recorde r LCCH P Phas e 2 Wor

k Pla n March , 200 9 Onc e th e result s o f

a n environmental investigatio n are available , the y wil l b e release dt o th e propert

y owne r an dth e curren t

residents . Th e result s fromth e property-specifi c environmenta l investigation , release dblood-lea ddat aandfamily informatio n surve y wil l b e reviewe dan devaluated . Thi s informatio n wil l b e use dt o identif y th e propertie s where respons e action s ma

y b e warranted . Respons e action s wil l b e offeredwhen th e bloo dlea dleve l o f a1 t o 6 yea r ol dchil dan dpregnan t

o r nursin g mother

exceed s 1 0 ug/dL , andany ofth e followin g environmental lea

dconcentratio n level s ar e exceeded : Soil : greate r

than or equal t o 3,50 0 mg/Kg Dust : greate r

than o r equa l t o 2,00 0 mg/Kg Interio r o r Exterio r Paint : fo

r paint i n poo r conditio n wit

h lea dconcentratio n greate r than or equal t o 1 mg/cm^

- educatio n provided ; fo r paint i n poo r conditio n wit

h lea d concentratio n greater

tha n or equal t o 6 mg/cm^

- activ e remediation . When on e or

more ofth e trigge r

criteri ai s exceede dth e Wor k Group wil l evaluat e a rang e o f respons e action s appropriate t o th e potential source s o f lea dexposure identified . Th e appropriat e types o f

respons e action s wil l b e presente dt o th e propert y owner an dresident s fo

r thei r consideration , an dth e propert y owner/resident s wil l describ e thei r preferences . CDPH E wil l follo w procedure s establishe din thi s wor k plan t o selec t

respons e action s an dmake recommendation s t o th e propert y owner/residents . N o respons e action s wil l b e take n withou t th e prio r permissio n ofth e propert y owner an dresidents . Result s o f bloo dlea dtestin g wil l b e release dt o th e famil y b y aLake Count

y Publi c Healt h Agenc y health-car e professional . Th e result s wil l b e explaine dt o th e family an d compare dt o th e trigge r

level . Th e family wil l receiv e educational informatio n discussin g commo n source s o f

lea dexposure andthei r

associate dhealt

h risks . Thi s informatio n wil l als o includ e recommendation s on hygiene , nutritio n an dhom e cleaning . If achil dha s a n elevate d bloo dlea dlevel , an dth e Wor

k Group ha s recommende dtha t th e propert

y b e entere dinto th e Environmental Testin g Program , the n CDPHE wil l contac t th e residen t

an dpropert

y owner t o encourag e environmental testin g o f thei r home . Specifi c ris k

factor s fo r childre n wil l als o b e discusse dan devaluate dfo r eac h chil dteste dbase do n th e response s provide dt o th e Lak e Count y Publi c Healt

h Agency' s questionnaire . Furthe r investigatio n int o possibl e source s o f lea d—includin g mini-blinds , dishware , other consumer products , or

childcare provider' s home s ma y als o b e recommende difth e result s o f environmental testin g ar e inconclusiv e wit h respec t to apotentia l sourc e (o r

sources ) o f

lea d exposure i

n th e home . Analytical testin g o f consume r product s o r

othe r potential source s ma

y b e conducted , where practica l an drecommende db y th e Wor k Grou p t o bette r

determin e th e potential contributio n t o exposure . Th e CDPH E wil l als o provid e resident s wit h th e result s o f

environmenta

l testin g an d respons e actio n recommendation s i n person , wheneve r

possible . Th e Propert

y Summar

y Tabl e wil l b e provide dan dresult s wil l b e discusse dan dcompare dt o th e trigge r level s fo r eac h medi a 26

# Iiiiiiiiiiiiii i 35390 3 3/16/201 0 9:4 4 A M Patrici aBerge r 3 5 o f 8 2 CR S RSO.O

O DSO.O O Lak e Count y Recorde r LCCH P Phas e 2 Wor

k Pla n March , 200 9 tested . I f trigge r level s ar e exceeded , the n th e types o f respons e action s recommende dby th e LCCH P Phas e 2 Wor

k Grou p wil l b e reviewe dwit h th e propert

y owner an dresidents . Ifth e hous e wa s buil t

befor e 197 8 or i f pain t wit h alea dconten t greater tha n 1 mg/cm

^ i s reported , resident s an dpropert

y owner s wil l als o receiv e informatio n o n way s t o reduc e lea

dexposur e durin g renovatio n an dremodelin g activitie s an dinformatio n describin g monitorin g an d maintenanc e o f

paint i n goo dcondition . Propert y owner s wil l als o receiv e informatio n on th e HU D disclosur e requirement s fo r lead-base dpaint . Base do n th e propert

y owner' s an dresidents ' preferences , CDPHE wil l prepare a Respons e Actio n Plan for

revie w an dapproval b y propert y owner andresidents . 4.2. 1 Prioritizatio n o f

Respons e Action s Respons e action s wil l b e prioritized , a s practical , by maximumbloo dlea dlevel s o f childre n an dpregnan t

o r nursin g wome n . 4. 3 Respons e Actio n Option s Th e followin g sectio n outline s th e rang e o f possibl e respons e action s tha t wil l b e considere di

n developin g recommendation s fo r actio n a t eac h property . A s describe di n Sectio n 4.2 , environmental testin g result s wil l b e reviewe dwit h th e propert

y owner/residen t

an dth e respons e actio n recommendation s wil l b e explained . A s thi s progra mi s voluntary , th e entir e rang e o f options , includin g "N o Action, " wil l b e explaine dto th e owner/residen t I n case s wher

e aproperty owne r

o r residen t elect s n o actio n o r

arespons e actio n that

i s potentiall y les s protectiv e tha

n th e LCCH P Phas e 2 Wor k Group' s recommendations , th e potential risk s wil l b e discusse dwit

h th e propert

y owner/resident , andrecommendation s wil l b e provide do n way s to minimiz e thes e potential risks . Sinc e th e progra

mi s voluntary , n o action s wil l b e take n withou t th e permissio n ofth e resident s an dpropert

y owner . In th e event

that th e resident' s opinio n i s differen t than th e property owner' s an deither th e residen t

and/o r owner choose s no t

t o continu e wit

h th e recommende drespons e action , th e final investigatio n result s wil l b e provide dt o th e property owne r an dit s resident s an dretaine don file by CDPHE , andth e potential risks o f no t proceedin g wit h th e recommende daction(s ) wil l b e explained . I f ther e i s disagreemen t

betwee n th e propert

y owne r an dresident , effort s wil l b e mad e t o resolv e th e disagreement an dreac h aconsensu s on a n appropriat e actio n a s par

t o f gainin g consen t

fo r acces s fromthes e parties . I f thes e effort s fail an dn o actio n i s taken , th e propert y wil l b e considere d"not

remediated " but

remediatio n ma

y b e performe dat

alater dat e i f requeste db y th e propert

y owner . Th e followin g section s describ e i n general th e rang e o f

respons e action s identifie din th e Operabl e Uni t

9 RecordO f

Decisio n t o b e considere dwhen an y ofth e trigge r

criteri aar e exceede dfo

r th e medi ainvestigate d(e.g. , soil , dust , paint) . I n som e cases , general preference s 2 735390 3 3/16./201 0 9:4 4 .AN/ t Patrici aBerge r 3 6 o f 8 2 CR S RSO.O

O DSO.O O Lak e Count y Recorde r LCCH P Phas e 2 Wor

k Plan March , 200 9 for respons e actio n recommendation s ar e establishe dan dothe r consideration s t o b e evaluate d relativ e t o specifi c option s ar e discussed . Th e comprehensiv e respons e actio n develope dfo r eac h property wil l consis t o f on e or mor e option s fo

r eac h medi afo

r whic h trigge r

criteri a exceedance s ar e observed . Th e respons e action s selecte dwil l giv e consideratio n t o th e propert y owner' s an dresidents ' preferences . Th e developmen t

of aRespons e Actio n Pla n an drelate dattachment s i s th e las t step i n th e respons e actio n desig n process , a s discusse di n detai l i n Sectio n 5 . Th e genera

l procedure s an d specifi c requirement s for

implementin g th e selecte drespons e actio n component s at individual propertie s ar e include din Sectio n 5 a s well . 4.3. 1 Elevate dBloo dLead When ayoun g chil di s identifie dwit h a n elevate dbloo dlea

dleve l (>1 0 jtg/dL ) th e Lak e Count y Publi c Healt

h Agenc y wil l wor

k wit h th e family to develo p apla n t o reduc e th e child' s bloo dleadlevel . Th e Healt h Departmen t

wil l follo w th e respons e procedure s outline di n Sectio n 3. 4 an dCDPH E guideline s fo r retestin g an dclinical management . Th e progra mwil l revie w th e response s fromth e chil dquestionnair e wit h th e child' s parent s t o identif y any possibl e ris k factor s unrelate dt o th e environmental medi aevaluated . Further investigatio n into othe r

possibl e lea dsource s ma

y b e needed , suc h a s samplin g mini-blind s or potter y o r othe r consumer products . Informatio n abou t

th e chil dwil l als o b e reviewe dan devaluated , including : • response s t o th e chil dandfamil y questionnaires ;

• possibl e exposure s a

t daycare , playgrounds , or

othe r dwelling s frequentedb y th e child ;

• adult/famil y member

work

- or hobby-relate dexposures ;

• exposur e relate dt o remodelin g activities ;

• pain t condition ; and

• yardcondition . Al l informatio n availabl e fromth e environmental samplin g progra mwil l b e evaluate dt o identif y potential source s an ddevelo p arespons e action . Th e respons e action s t o b e considere d for identifie dpotential source s o f lea d exposure resultin g i

n bloo dlea

dconcentration s greater tha n o r equal t o 1 0 |ig/d L shal l includ e any ofth e action s describe dbelo w fo r soils , dus t

an d paint . I n addition , othe r

potential lea

dsource s beyonda

n individua

l residenc e an dwithi n Lake 2 835390 3 3/16/201 0 9:4 4 A M Patrici aBerge r 3 7 o f 8 2 CR S RS O 0 0 DSO.O

O Lak e Count y Recorde r LCCH P Phas e 2 Wor

k Pla n March , 200 9 County may b e considere db y th e LCCH P Phas e 2 Wor k Group fo r remediatio n and/o r

educatio n t o addres s exposure . When ayoun g chil d(o r

pregnan t or nursin g woman ) ha s a

n elevate dbloo dleadlevel , action s may b e recommende deve n thoug h non e ofth e environmental medi asample da t th e home hav e aleadconcentratio n exceedin g th e trigge r criteria . I

n respons e t o a

n elevate dbloo d lea dlevel , soi l respons e action s ma y b e considere deve n when soi l lea dconcentration s d o no t excee d3,50 0 mg/K g an dpaint respons e action s ma

y b e considere dwhe n lead-base dpain t (> 1 mg/cm^ ) i n poo r

conditio n i s present . Th e Wor k Grou p wil l hav e th e abilit y t o recommen dsuc h respons e action s fo

r any propert

y where achil dor

pregnan t o r nursin g woma

n wit h a n elevate d bloo dleadresides . In every cas e wher e achil dwit h a n elevate dbloo dlea

di s identified , educatio n abou t strategie s fo

r reducin g exposure t o lea

dwil l b e provide dt o th e family . I n case s wher e th e progra mi s no t abl e t o identif

y asourc e o f

lea d exposure fo

r suc h children , continue dfrequent bloo dlea dmonitorin g wil l b e strongl y recommende dan deducational suppor t wil l b e offeredt o th e family o n acontinuin g basis . Th e Healt h Departmen t

will als o provid e fo

r continue d monitorin g o f

childre n wit

h elevate dbloo dlea

dconcentration s beyon dth e ag e o f six , althoug h thos e childre n woul db e beyon dth e ag e grou p at highes t ris k fro mexposure t o lead . A s ne w informatio n become s available , th e Healt h Departmen t

i n consultatio n wit

h th e Wor k Group , wil l re-evaluat e th e case . 4.3. 2 Soi l Th e trigge r

criterio n fo

r residential soi l respons e action s under th e LCCH P Phas e 2 is : soil-lea dconcenfratio n greate r tha n o r equal t o 3,50 0 mg/Kg . Th e followin g respons e action s coul db e take n fo

r residentia l soils : N o Actio n N o actio n ma

y b e selecte dwhen soi l lea dconcentration s d o no t

excee dth e trigge r criterio n o f

3,50 0 mg/Kg. . Educatio n Appropriat e educational material s wil l b e provide dt o th e owner regardin g maintainin g area s o f existin g soi l cover , includin g vegetate dareas ; saf e method s fo

r soi l excavatio n an d disposal ; an dinformatio n abou t reducin g ris k

throug h goo dhygien e an dnutrition . Annual bloo d lea dmonitorin g fo

r youn g childre n wil l als o b e strongl y recommended . Containmen t Thi s optio n include s th e followin g installatio n altemative s t o contai n contaminate dsoils . Alternative s liste dher e ma y b e use di

n combinatio n on any give n property . • Soi l cap : Borro w soi l place dove r impacte dareas . 2 9i^iqn i 3/16/201 0 9:4 4 A M Patrici aBerge r 3 8 o f 8 2 CR S RSO.O

O DSO.O O Lak e Count y Recorde r LCCH P Phas e 2 Wor

k Pla n March , 200 9

• In sit u mixing : Mixin g o f

surficia l soil s havin g lea

dconcentratio n abov e 3,50 0 mg/K g wit

h underlyin g unimpacte dsoil s coul db e performe dt o reduc e lea d concentration s t o acceptabl e levels . Home s wit h soil-lea dconcentration s greater th e 3,50 0 mg/Kg in th e 6-1 2 inc h dept h interval are no t

considere damenabl e t o thi s altemativ e du e t o th e difficult y i n mixin g t o th e depth s require dt o achiev e th e objective .

• So dplacement : So dplace dove r impacte dsoils .

• Compacte dcla

y cap : Compacte dcla

y place dove

r impacte darea s wit

h aminimum one-foo t silty or sandy protectiv e laye

r t o maintai n ca

p integrity .

• Spraye dasphalt : Spraye dasphal t place dover

impacte darea s an dcovere dwit h soi l o r opaqu e reflectiv e paint

t o protec t th e asphal t

fromultraviole t

ligh t andretar d oxidation .

• Asphalti c concrete : Asphal t fo r pavin g grade s or

special blend s mixe dwit

h well graded , crushe daggregate , place dover impacte dareas .

• Concret e cap : Concret e place dover prepare dimpacte dareas .

• Multi-layere dcap : Ca p compose do f

som e combinatio n o f

natural soils , soi l admixtures , clay , asphalt , asphalti c concrete , or Portlan dcement

andplace dover impacte dareas . Th e cappin g material selecte ddepend s on th e type o f cover that exist s a t th e property , drainag e pattems , th e need s ofth e propert y owner s andth e loca

l availability o f

cappin g materials . Th e types o f cove r material s t o b e use dma

y includ e topsoil , sod , gravel , roa dbase , concrete and/o r asphalt . Compacte dclay cap s an dspraye dasphal t wil l no t b e routinel y considere dan dar e no t describe di

n Sectio n 5 . Diversio n Ditc h Constmctio n Constmctio n o f

diversion s and/o r

culvert s ma

y prevent mn-o n t o sourc e area s an dreduc e bot h erosional an dleachin g releas e o f metal s from asourc e t o aresidential property . Diversio n ditche s o r culvert s ar e typically include di n arespons e actio n in conjunctio n wit h othe r soi l action s an dar e intende dt o increas e th e long-ter meffectivenes s ofth e selecte dremedy .

Removal Removal o f

soi l woul db e accomplishe dthroug h han dexcavatio n wit h th e ai do f mechanical excavatio n equipment . Th e remova l dept h woul db e decide don acase-by-cas e basi s base don site-specifi c information , but woul db e n o more tha

n 1 2 inches . Durin g excavatio n an d 3 035390 3 3/16/201 0 9:4 4 Al^' I Patrici aBerge r 3 9 o f 8 2 CR S RSO.O

O DSO.O O Lak e Count y Recorde r LCCH P Phas e 2 Wor

k Pla n March , 200 9 fransport, dus t

suppressio n wil l probabl y b e necessary . Afte r excavation , borro w material s woul db e transporte dt o th e residenc e andplaced . Yard s woul db e revegetated , generall y wit h sod . Excavate dmaterial s coul db e put t o beneficia

l reus e a s approve db y th e Count y an dth e regulatory agencie s o r

coul db e remove dt o th e LCCH P soi l repository . Ca p o r cover material s use din respons e action s wil l b e simila r t o th e material s currentl y i n plac e a t th e property . Fo r exampl e agrave l driveway wil l b e replace dwit h ne w grave l o

r road-bas e material . Soi l removal t o adept

h o f either 6 inche s o r

1 2 inche s wil l b e considere dbase do n th e result s o f soi l samplin g an danalysis . An y soi l respons e actio n performe db y th e CDPHE and/o r it s contractor s wil l includ e family andpropert y owner educatio n andappropriat e disposal o f soil . 4.3. 3 Hous e Dus t Potential source s o f

lea dfo r in-residenc e dus t

are : lead-base dpain t

i n poo r condition , bar e soi l areas , gardens , streets , alleys , tailing s an dmin e waste , hobbie s an dwor k activities . Dus t may b e transporte dint o th e hom e b y win dor o n item s take n outsid e an dthe n retume d inside . Th e respons e action s availabl e t o addres s elevate dlea dlevel s i n interio r dus t are : N o Actio n N o actio n ma

y b e recommende dwhe n dus t lea dconcenfration s ar e les s tha n 2,00 0 mg/Kg o r for a n interi mperio dwhe n anothe r primar y source , suc h a s yardsoi l o r interio r paint , i s addressed . Educatio n Appropriat e educational material s wil l b e provide dandannua l bloo dlea

dmonitorin g fo

r youn g childre n wil l b e strongl y recommended . Physical Protectiv e Measure s Thi s respons e actio n include s sealin g of f unfinishe dbasements , attic s o r craw l spac e area s t o limi t

exposur e t o dus t

fro mthes e areas . A s thes e source s fo r dus t ar e no t typically evaluated , thes e types o f

action s wil l b e considere donl y i n case s where th e bloo dlea dfrigger leve l ha s bee n exceede di

n youn g childre n wh o resid e at th e property . Removal an dDisposa l On e o r acombinatio n ofth e followin g method s ma y b e considere dfo

r removin g interio r lead-dust : • Vacuu minterio r

livin g space s wit

h aHEPA vacuum . Dus t

ca n b e dispose do f

i n a RCR A Subtitl e D landfil l a s i

t i s considere dahousehol dwaste .

• Dam p mo p al l floors, windo w well s andothe r woo dwor

k wit h atrisodiu mphosphate (JS? ) cleanin g solutio n (o r othe r appropriat e cleanin g fluid).

3 1

# l i 35390 3 3/16/201 0 9:4 4 A M Patrici aBerge r 4 0 o f 8 2 CR S RSO.O

O DSO.O O Lak e Count y Recorde r LCCH P Phas e 2 Wor

k Pla n March , 200 9

• Wet was h walls , floors an dwoo dwor k wit h TS P cleanin g solutio n (o r othe r appropriat e cleanin g fluid).

• Clea n fiimace duct s usin g th e USEPA-approve dprogra mfo r duc t cleaning .

• Plac e mat s a

t entr y doorway s s o tha

t shoe s ma y b e appropriatel y shake n or wipe d befor e entering , reducin g th e amount o f soi l enterin g th e residence .

• Remov e settle ddus t

fromhorizontal surfaces . Dus t abatemen t

i s alway s performe dfollowin g apain t remova l o r abatement

actio n tha t generate s dus t

insid e th e home (se e below ) bu t ma y als o b e performe di

n respons e t o lea

d concentration s i

n dus t abov e th e trigge r

leve l o f 2,00 0 mg/Kg . Dus t

abatement

specificall y include s aHEPA vacuumin g an dwe t washin g o f

al l surface s withi n th e wor k area , a s define di

n HUD' s Guidanc e fo r

th e Evaluatio n an dContro l o f Lead-Base dPain t

Hazard s (HUD , 1995) . Whe n n o respons e action s ar e performe dt o addres s lead-base dpaint , othe r dus t removal action s can b e selecte dt o addres s elevate dlea dconcentration s i

n dust , a s appropriate t o th e condition s a t th e property . Followin g completio n of adus t remova l or abatement

action , aset

o f clearanc e sample s wil l b e collecte dt o confir

mtha t dus t remainin g i

n th e wor k are an o longer

represent s alea

d hazard . Method s fo

r collectin g thes e clearanc e sample s are describe din Sectio n 5 . Ifth e result s fromsuc h sample s d o no t

mee t th e clearanc e criteria , the n th e remova l actio n wil l b e repeate d unti l th e clearanc e leve l i s achieved . 4.3. 4 Exterio r

an dInterio r Paint Residence s ma

y hav e interio r

and/o r exterio r paint tha t i s lead-based . Lead-base dpaint i n poo r conditio n ma

y contribut e t o lea

dexposure throug h inhalatio n andingestio n o f dus t or direc t consumptio n o f

paint chips . Before respons e action s ar e initiated , repair s ma y b e required . For

example , repair s to leakin g pipe s that

contribute dt o paint

degradatio n an dlead-base dpaint hazards . Thes e repair s ma y b e provide dby th e progra ma s par t ofth e respons e actio n fo

r th e affectedare aonly . Som e repair s ma

y b e require dt o b e complete dby th e owner o r resident befor e respons e action s are continued . Dependin g on th e paint' s lea dconcentratio n an dconditio n th e followin g respons e action s ma y b e considered : N o Actio n

3 235390 3 3/16/201 0 9:4 4 A M Patnci aBerge r 4fnf8 2 CR S RSO.O

O DSO.O O Lak e Count y Recorde r LCCH P Phas e 2 Wor

k Pla n March , 200 9 N o actio n wil l b e take n i f

n o lead-base dpaint

(a t or abov e 1 mg/cm^ ) i s identifie d throug h th e environmental testin g program . Educatio n I f pain t contain s lea

da t or abov e 1 mg/cm

^ andi s i n poo r conditio n (peeling , chipping , chalking ) o r

coatin g africtio n surface , education , ris k counselin g an dinformatio n o n action s the y ma y tak e themselve s wil l b e provide dt o residents . Appropriat e educational materials , includin g informatio n regardin g risk s relate dt o renovatio n an dremodelin g activitie s an dway s t o maintai n pain t

in goo dcondition , wil l b e provide dan dannua l bloo dlea

dmonitorin g fo

r youn g childre n wil l b e strongl y recommended . Sourc e Control . Containment . Coverin g or Remova l I f pain t ha s lea dlevel s eithe r

greater tha n o r equa l t o 6 mg/cm^ , activ e remediatio n woul d b e recommended . Sourc e control s ma y b e implemente dt o minimiz e deterioratio n o f lead-base d paint an dinclud e repai r

o f defectiv e substrates , pain t encapsulation , repai r

o f frictio n surface s fo r smoot h operation , enclosur e of apainte dare ao r component

(e.g. , wit h drywall) . I f

either encapsulatio n o r

remova l i s chose n fo

r remediation , th e remediate darea s wil l hav e asurfac e paint-lea dleve l n o greate r than 1 mg/cm^ . Paint Removal an dReplacemen t Removal an dreplacemen t action s ma

y involv e individua

l painte dcomponents , suc h a s doorframes , o r

pain t removal froma

n are aofth e home . Paint

remova l withou t replacement involve s removal an drefinishing . Remova l coul dals o includ e componen t removal , replacement andrefinishing . Th e material s use di n remova l andreplacement

action s wil l b e simila

r t o thos e existin g o n th e property . Fo r home s wher e lead-base dpain t i s know n presen t

base don th e result s o f

paint testing , informatio n wil l b e availabl e t o propert y owner s involve di

n renovatio n o r

remodelin g activitie s requirin g abuildin g permi t (refe r t o Sectio n 7) . In addition , th e Federal lead-base dpaint disclosur e la

w (Residential Lea

dBase dPaint

Hazar dReductio n Ac t

an d2 4 CF

RPar t 3 5 and4 0 CF RPart 745 ) require s propert

y owner s t o provid e an

y availabl e informatio n regardin g th e presenc e o f

lead-base dpain t

t o intereste dpurchaser s ofth e propert y prio r t o any propert

y transfer . Afte r any actio n that

lead s t o th e disturbanc e o f lead-base dpaint , dus t

abatement

wil l b e performe dt o remov e dus t potentiall y containin g lead-base dpaint . Dus t abatement s wil l b e performe di

n accordanc e wit

h procedure s include di

n Colorado' s Air

Pollutio n Preventio n an

d Contro l Act , Regulatio n 1 9 - Lead-Base dPaint Abatement . Clearanc e samplin g t o confir mtha t dus t abatemen t

ha s been effectiv e wil l b e performe da t th e completio n o f

dus t abatement

action s (refe r t o Sectio n 5.6) . 4. 4 Cultura l and Historica l Resourc e Evaluation s 3 335390 3 3/16/201 0 9:4 4 A M Patrici aBerge r 4 2 o f 8 2 CR S RSO.O

O DS O 0 0 Lak e Count y Recorde r LCCH P Phas e 2 Wor

k Pla n March , 200 9 Portion s ofth e Count

y li e withi n th e Leadvill e Nationa l Histori c Minin g Distric t (National Registe r

o f Histori c Place s No . 5LK846 ) andsom e portion s li e withi n th e Leadvill e Histori c Landmar

k Distric t (NHLD ) (No . 5LK40) . Propertie s withi n thes e district s ma y b e individuall y liste don th e National Register o f Histori c Place s (NRHP) , determine deligibl e fo r individual listing , o r

determine dt o b e contributin g element s o f either ofth e disfricts . For

thi s reason , planne drespons e action s tha t addres s physical condition s on apropert y needto b e develope dwit

h consideratio n fo

r histori c preservation . Thes e action s fall withi n th e definitio n o f afedera l action , an da s such , require participatio n fromth e Stat e Histori c Preservatio n Office r (SHPO ) in evaluatin g propertie s an ddevelopin g respons e action s tha t mitigate advers e effect s t o cultural resources . Therefore , Lake Count y wil l wor k directl y wit

h SHP O t o evaluate architectural resource s a

t propertie s withi n th e NHL D wher e respons e action s ar

e planne dan dt o evaluat e potential archaeological resource s a t al l propertie s participatin g i n th e LCCH P Phas e 2 wher e soi l respons e action s are planned . Fo r eac h propert

y enterin g th e program , th e locatio n wil l b e compare dt o th e boundar y ofth e NHL D t o determin e whether th e propert

y lie s withi n that district , an

dthi s informatio n wil l b e recorde di n th e propert

y file. Fo r propertie s withi n th e NHL D where building s o r other structure s built

prio r t o 195 0 ar e present , th e building s an dstmcture s wil l b e photographe dan daPreliminar

y Cultura l Resourc e Evaluatio n For

mwil l b e complete db

y Lake County . Th e Preliminar y Cultura l Resourc e Evaluatio n Form , photograph s andinformatio n describin g th e locatio n ofth e propert y wil l b e supplie dt o SHP O alon g wit h informatio n describin g th e locatio n ofth e propert y anda reques t fo r determinatio n ofth e property' s contributio n t o th e histori c district , accordin g t o th e followin g criteria :

• Contributin g elements : element s tha t retai n asufficien

t degre e o f

integrit y a s relate d t o th e district .

• Potentiall y contributin g elements : element s tha t ma y retai n asufficien

t degre e o f integrit y a s relate dt o th e district . Further revie w an devaluatio n wil l b e necessat y to determin e th e status .

• Non-contributin g elements : element s that hav e bee n substantiall y altere dand/o r constructe dwithi n th e las t 5 0 year s (afte

r 1950) . Consequently , they d o no t represent th e perio do f

histori c use . In short , i n order t o b e considere dcontributin g t o th e NHLD th e propert y mus t retai n sufficient physica l integrit y t o conve y th e characteristic s fo r whic h di e histori c distric t i s significant . Physica

l integrit y mean s tha

t th e propert

y mus t i n fac t date t o th e period(s ) an

d retai n th e physica

l appearanc e t o conve y th e period . Fo r th e Histori c Minin g District , th e same criteri aappl y excep t

that any type o f

propert y associate dwit

h th e histori c minin g period s ma y contribute , such a s min e wast e piles , roads , rai l grade s an dother landscap e feature s and resource s that

ma y hav e potential t o contribute additional informatio n (archaeology ) such a s tow n site s andtras h dumps . 3 435390 3 3/16/201 0 9:4 4 A M Patrici aBerge r 4 3 o f 8 2 CR S RSO.O

O DSO.O O Lake Count y Recorde r LCCH P Phas e 2 Wor

k Plan March , 200 9 Th e SHP O ha s accepte dcertai n types o f respons e action s a s action s resultin g i n no advers e effect s t o cultural resources . Th e lis t o f action s accepte da s havin g n o advers e effect s andothe r action s tha

t ma y b e routinel y performe da s par t ofth e LCCH P Phas e 2 , th e "n o advers e effect " actions , follows : • Residentia l Soil : educatio n andinstitutiona l controls ; replacement

o f driveway s o r walkway s followin g existin g configuratio n andwit h in-kin dmaterials ; containment , diversio n ditche s an dsoi l remova l are considere dt o hav e n o advers e effect when monitorin g i s performed , a s needed , durin g thes e activitie s (refe r t o discussio n below )

• Hous e Dust : education ; physica l protectiv e measures ; dus t remova l anddisposa

l by cleanin g an ddecontaminatio n

• Interior/Exterio r

Paint : education ; containment andcoverin g when histori c architectural feature s remai n i n place ; encapsulation ; paintin g wit h lead-fre e paint ; remova l o r replacemen t

o f non-histori c components ; histori c component remova l whe n replacemen t

i s wit h like-kin do

r compatibl e materials ; paint remova l an d repainting ; cleaning . Ifth e planne drespons e actio n a t apropert y include s onl

y th e "n o advers e effect " action s liste d above , the n adetaile dresourc e evaluatio n wil l no t b e necessary . If

, however , th e respons e action s neede da

t apropert y hav e th e potential fo

r advers e effect s o

n historical resource s the n a preliminar y evaluatio n ofth e propert y an dadeterminatio n o f

it s architectural significanc e an d contributin g statu s t o on e ofth e histori c district s wil l b e conducted . SHP O wil l notif

y Lake Count

y o f thei r determinatio n regardin g contributin g statu s withi n 1 4 day s o f

receip t o f thes e materials . Lake Count y wil l the n notif

y th e Lake Count

y Histori c Preservatio n Advisor y Boar d(LCHPAB ) o f

eac h property' s contributio n statu s wit h respec t t o th e histori c district . Th e SHP O determinatio n wil l als o b e recorde di n th e project' s electroni c database . Fo r propertie s determine dt o b e non-contributing , n o additional cultural resourc e evaluatio n o r

consideratio n wil l b e necessar y t o develo p andimplement final designs . A t propertie s determine dt o b e contributin g or potentiall y confributin g to th e NHL D and where respons e action s wit h potential advers e effect s ar e planned , SHP O mus t

b e consulte d concemin g th e effect s ofan y propose dactions , afte r th e type s o f

respons e action s neede dhav e been identified . I

n order t o comment

on effects , SHP O ma

y nee dinformatio n i

n additio n t o th e Preliminar

y For mpreviousl y submitted . Additiona l informatio n woul db e i

n th e for mo f complete dColorad o Historical Societ y Management

DataForm s andHistori c Architectural and/o r Histori c Archaeological Component Forms , a s appropriate . Th e complete dinformatio n wil l b e provide dt o SHP O an dLCHPA B prio r t o final desig n ofth e appropriate respons e actions . N o final respons e action s wil l b e implemente dunti l th e additiona l informatio n ha s been reviewed . 3 535390 3 3/16/201 0 9:4 4 AM Patrici aBerge r 4 4 o f 8 2 CR S RSO.O

O DSO.O O Lake Count y Recorde r LCCH P Phas e 2 Wor

k Pla n Marc h 200 9 Any property , regardles s o f ag e o f building s andother

structure s on th e property , ha s th e potential t o contai n archaeological resource s tha t contribut e t o th e Leadvill e Histori c Minin g District . Fo r

thi s reason , additional measure s wil l b e take n t o observe , document an ddescrib e feature s o f

potential archaeological significanc e prio r t o anddurin g any soi l respons e actions . Becaus e even th e mos t

invasiv e soi l respons e actio n wil l b e limite dt o remova l or other disturbanc e ofth e to p 6 t o 1 2 inche s o f soil , large-scal e disturbanc e o r destmctio n o f

significant archaeological feature s i s no t expected . In addition , base don experienc e monitorin g soi l respons e action s a

t more than 62 5 residentia

l propertie s s o far , i

t appear s unlikel y tha

t significant cultural resource s wil l b e encountered . I f concentrations/deposit s o f histori c material s (artifacts ) and/o r evidenc e o f

intac t feature s o r

stmctural remain s ar e encountere ddurin g asoi l respons e action , wor

k wil l b e stoppe dunti l acultura l resource s professional , i.e. , archaeologist , ca n examin e an devaluat e th e significanc e ofth e resourc e or remain s encountered . Th e presenc e o f spars e o r scattere dartifact s o r

th e disturbe dremain s o f

feature s withi n th e wor

k are ai s no t

caus e fo r wor k t o b e halted ; th e material s shoul db e se t asid e fo r examinatio n by th e archaeologis t a t a later date . I f ther e i s an y questio n a s t o th e nature ofth e material s discovere d(densit y o f materials , intactnes s o f

features) , th e professiona

l archaeologis t

wil l b e notified . Thi s approac h wil l appl y t o al l propertie s where soi l respons e action s ar e planned , regardles s o f NHLD or Histori c Minin g Distric t

contributin g status . Mitigatio n o f

disturbanc e o f

significant

archaeological features , a s recognize dby a professiona

l archaeologist , wil l b e achieve dthroug h onsite monitorin g o f soi l disturbanc e activitie s an ddocumentatio n ofan y feature s observed . Whe n monitorin g i s performedo r when artifacts , feature s or

remain s ar

e identifie dan dlater

examined , th e archaeologis t wil l complete th e Management

Dat aForm , andi f

necessary , Historica

l Archaeological Component Forms . Thi s informatio n wil l b e provide dt o SHPO an dLCHPAB . I n unusua l case s where achil dwit

h a n elevate dbloo dlea

dlevel ha s been relocate d durin g arespons e action , th e respons e actio n mus t b e complete da s quickl y a s possibl e t o protec t th e healt h ofth e chil dan dt o clea

r th e propert

y fo r chil doccupancy . I

n thes e cases , th e respons e actio n i s considere dcritical andmus t b e expedite dt o th e exten t possible . Mos t

ofth e respons e action s require dunder

th e LCCH P are thos e liste da s havin g n o advers e effect s o n cultural resources . In thos e case s wher e action s wit h potential fo

r advers e effect s are performe da s emergenc y respons e actions , SHP O wil l b e notifie dofth e selecte dremed y an dth e time-critical nature ofth e action . I

n thes e case s only , SHP O concurrenc e wit h th e selecte drespons e actio n wil l no t b e necessar

y t o initiat e an dcomplete wor k at th e property .

3 635390 3 3/16/201 0 9:4 4 A M Patrici aBerge r 4 5 o f 8 2 CR S RSO.O

O DSO.O O Lake Count y Recorde r LCCH P Phas e 2 Wor

k Plan March , 200 9 5. 0 ENVIRONMENTA L RESPONS E ACTION S Followin g th e evaluatio n o f environmenta

l an dbloo dlea

ddat aan dth e coordinate deffor t betwee n th e CDPH E an dth e individua l propert y owner s andresident s t o develop asite-specifi c Respons e Actio n Plan discusse di n previou s sections , th e recommende dandaccepte dpla n wil l b e formalize dwit

h th e appropriate level o f

detai l neede dt o facilitat

e implementatio n ofth e remedy . Respons e Actio n Plan s wil l b e sufficiently detaile dto provid e th e propert y owne r an d resident wit h adetaile dunderstandin g ofth e wor k t o b e performe dandguid e th e actua l performanc e ofth e work . Thi s sectio n addresse s th e development ofth e Respons e Actio n Plans , an drelate dattachments , a s wel l a s providin g th e general requirement s an dmor e specifi c procedure s an dspecification s that wil l b e followe di

n implementin g respons e actions . Thi s informatio n i s provide di

n th e followin g section s b y medi atype andi s organize db y providin g th e general requirement s necessar y to prepare an dcontro l wor k area s followedby mor

e specifi c requirement s o r

material or

procedura

l specification s tha

t ma y gove mcertai n aspect s of a selecte drespons e action . Becaus e th e specifi c detail s o f remediatio n wil l b e develope don a property-by-propert

y basis , wit

h apriorit y place do n accommodatin g th e preference s ofprepert y owner s an dresidents , th e informatio n containe di n thi s wor k pla n ma y no t specifically addres s ever y componen t

of aselecte dremedy . 5. 1 Respons e Actio n Plan A s discusse di

n Sectio n 4.3 , aRespons e Actio n Pla n wil l b e prepare dto document th e recommende drespons e action s andobtai n necessar y approval s fro

mth e propert

y owner an d resident . Th e Respons e Actio n Pla n will include th e environmenta l tes t result s andawritte n descriptio n ofth e correspondin g respons e actio n component s andwil l b e provide dt o th e propert y owner an dresident s fo

r review . A Soi l Remediatio n Sit

e Pla n (Sit e Plan ) wil l als o b e prepare dfo r propertie s where asoi l respons e actio n i s planned . Th e Sit e Pla n i s adrawin g tha

t will identif

y th e area s t o b e remediate dan dth e associate drespons e action(s ) fo r thos e areas . More specifically , i t wil l illustrate th e boundar

y ofth e develope dproperty , location s ofth e mai n residenc e andother stmctures , driveways , sidewalks , flower beds , garde n areas , bar

e areas , andan

y other pertinen t propert y features . Th e Sit e Pla

n wil l indicate th e existin g type s o f vegetation , landscap e materials , an dothe r

groun dcover

(e.g. , concrete , asphalt , gravel , etc. ) present . For containmen t o r removal actions , th e Site Pla n wil l outlin e th e area s t o b e excavate dand/o r covere dandth e type o f replacemen t

and/o r cover material s (i.e. , topsoil , roa dbase , sod , concrete , asphalt , etc. ) t o b e used , an dwil l identif

y vegetatio n t o b e remove do r lef t i n plac e an dfence s or

othe r landscap e feature s t o b e remove dan dreplaced , i f necessary , t o complete th e remediation . Th e propert y boundar y indicate do n th e Sit

e Pla n wil l b e base don visual observation s ofth e propert y and discussion s wit

h th e propert

y owner , but

wil l no t necessaril y b e base do

n th e lega l descriptio n o f th e property , unles s provide db y th e propert y owner . 3 715^90 3 3/16/201 0 9:4 4 A M Patrici aBerge r V^7Vn ^ ^w i R^nn n DSO.O O Lak e Count y Recorde r 4 6 o f 8 2 CR S RSO.O

O DSO.O O LCCH P Phas e 2 Wor

k Pla n March , 200 9 Prio r t o remediation , bot

h th e Respons e Actio n Pla n andth e Soi l Remediatio n Site Pla n (i f any ) wil l b e submitte dt o th e propert y owner/residen t

fo r final approval . Th e propert y owne r an dresiden t

wil l b e require dto initia

l bot h document s indicatin g thei r acceptanc e ofth e remediatio n activitie s t o b e performed . 5. 2 Consen t

fo r Acces s Propert y owners/resident s mus t

grant acces s t o thei r

propert y befor e remedia l activitie s ca

n begin . A consen t

fo r acces s for mwil l b e prepare dfor

eac h propert

y requirin g remedia

l actio n (th e Consen t fo r Acces s fo

r Remediatio n Activitie s i s include di n Appendi x E) . Th e Respons e Actio n Pla n an dth e Soi l Remediatio n Site Pla n (i f any ) wil l b e Include da s attachment s t o th e consen t fo r acces s form . Th e Respons e Actio n Pla

n wil l contai n th e propert

y owner/tenant

andcontracto r responsibilities . Resident s an dvisitor s wil l b e requeste dt o limit travel , t o th e extent

possible , throug h th e affecte darea s durin g remediatio n activitie s an dwil l b e aske dt o adhere t o al l safet y precaution s outline di

n th e agreement . Th e propert y owner/resident

wil l als o b e responsibl e fo r removin g obstmction s withi n th e wor k are atha t ma y hinde r activities . Afte r th e consen t

fo r acces s ha s been signe dan ddate d(b y bot h th e propert

y owner an d th e resident) , th e progra

mwil l develo p th e remediatio n schedul e andcoordinate wor k wit h th e contractor(s) . Propert

y owners/resident s wil l b e give n notificatio n befor e th e wor k begins . 5 3 Oversigh tan d Reportin g Respons e action s wil l b e performe dunder th e directio n an doversight o f CDPHE o r

thei r designate drepresentatives . Oversight activitie s wil l include : monitorin g respons e actio n activitie s andensurin g adherenc e t o th e Respons e Actio n Plan , Site Pla n (i f applicable ) an d projec t specifications ; maintainin g appropriate record s anddocumentatio n ofth e wor k performed ; an dcoordinatio n wit h th e propert

y owner and/o r resident a s wor k progresses . Phot o documentation , b y stil l photograph s and/o r videotapes , wil l b e use dt o document pre-remediatio n an dpost-remediatio n condition s o f eac h property . In addition , conditio n o f building s an dother fixtures wil l b e noted , an dphotographicall y documented , a s necessary , includin g verificatio n o f th e integrit

y o f structure s andfoundation s wit h respec t t o th e anticipate ddept

h o f excavation . Post-remediatio n photograph s and/o r video s wil l b e take n withi n awee k o f completio n o f respons e actio n activities . A Propert y Documentatio n Repor

t (PDR ) wil l b e prepare dfo r each propert

y upo n completio n ofth e respons e action(s) . Th e PD Rwil l includ e informatio n on th e propert y descriptio n an dlocation , th e environmenta l investigation , th e development o f remedia l actions , remedial action s performed , change s or problem s encountere ddurin g constmctio n activitie s an d any completio n informatio n require d(i.e. , any clearanc e sampling , replacement soi l samplin g 3 8^S^Qn i 3/16/201 0 9:4 4 A M Patrici aBerge r 4 7 o f 8 2 CR S RSO.O

O DSO.O O Lak e Count y Recorde r LCCH P Phas e 2 Wor

k Plan March , 200 9 an deducational material s distributed) . Th e Propert y Summar y Tabl e an dSoil Remediatio n Sit e Pla n (i f any ) for eac h propert

y wil l b e include da s attachment s t o th e PDR . A PD Rwil l als o b e complete dfo

r propertie s where n o actio n wa s performed , base deither on th e LCCH P recommendatio n o r

owne r preference , an dwil l include dpropert y informatio n andresult s o f environmental sampling . Copie s ofth e PD Rwil l b e provide dt o th e propert y owne r fo r his/her records . Copie s wil l als o b e maintaine dat

th e Lake Count

y Building/Lan dUs e Department files fo r publi c access . Copie s wil l als o b e sen t t o th e LCCH P Phas e I I Wor k Group vi ae-mail . 5. 4 Soi l Respons e Action s Thi s sectio n outline s th e requirement s an dprocedure s commo n t o al l soi l respons e action s an dprovide s genera l requirement s or

specification s specifi c t o eac h type o f actio n selected . Th e general categorie s o f actio n option s available , other tha n n o action , are a s follows :

• Removal an dReplacement

• Containmen t

(Cappin g an

dIn-Sit u Mixing )

• Constmctio n o f

Diversio n Stmcture s Th e objectiv e of asoi l respons e actio n i s t o eithe r remov e th e sourc e o f

lea d or t o eliminat e th e pathwa

y o f exposur e throug h coverin g o r other mean s o f containment . I

n general , th e replacemen t

o r cove r material utilize dwil l b e simila r i n kin dt o th e existin g material s t o b e remove do r

covered , wit

h consideratio n given t o propert y owner/resident

preferences . I

n th e proces s o f identifyin g appropriat e option s andmakin g recommendation s fo r soi l respons e actions , th e conditio n o f

existin g vegetation , th e us e pattem s ofth e property , andcurren t drainag e pattem s withi n an dadjacen t t o apropert

y wil l b e evaluated . I

n general , remova

l an d replacemen t

wil l b e th e preferre dsoi l respons e actio n option . Containmen t

option s suc h a s soi l cover wil l b e recommended , a s appropriate , considerin g propert y owner/residen t

preference , where excavatio n i s no t practicable , or

where additional soi l i s necessar

y t o provid e proper

drainag e (e.g. , replacemen t soi l thicknes s greater

tha n th e remova

l thickness) . Containmen t

utilizin g asphal t

o r concrete , ma

y b e recommende dfo

r driveway , sidewalk , o r

walk-way area s i f

replacin g a

n existin g concrete/asphal t surfac e whic h i s i

n poo r condition , allowin g apathway t o underlyin g lea dcontaminate dsoils , o r

i n situation s wher e removal i s no t

practicabl e an dth e placement o f concrete or

asphah i s acost-effectiv e alternative . Th e placemen t

o f so da s acover

ca n provid e a

n effectiv e barrier

t o limi t exposure t o lea

d contaminate dsoi l ifth e so di s properl y maintained . However , th e us e o f sodalon e a s a containmen t

optio n wil l no t

b e recommended . In-sit

u mixin g ma

y b e use da s acontainment optio n i n situation s where lea

dconcentration s abov e 3,50 0 mg/K g are observe di

n th e 0- 2 inch dept h interva l onl y an dlea

dconcentration s i

n th e underlyin g soil s are relativel y low . 3 935390 3 3/16/201 0 9:4 4 A M Patrici aBerge r 4 8 o f 8 2 CR S RSO.O

O DSO.O O Lak e Count y Recorde r LCCH P Phas e 2 Wor

k Pla n March . 200 9 Constmctio n o f

properi y place ddiversio n structure s (i.e. , diversio n ditches , berms , o r culverts ) ma

y b e necessar

y to protec t

aremed y o r t o preven t

re-contaminatio n ofth e propert y fromothe r

sources . Surfac e wate r

diversio n option s wil l b e recommended , a s needed , a s a componen t

ofth e soi l respons e actio n but wil l no t typically b e th e primar

y respons e actio n a

t a property , 5.4. 1 Confracto r

Requirement s Soi l remediatio n personne l mus t hav e successfull y complete dth e Occupationa l Safet y an dHealt h Administratio n (OSHA ) 40-hour HAZWOPE

Rtrainin g i

n accordanc e wit

h 4 0 CF R 1910.120 . 5.4. 2 Yar

dPreparatio n andSite Confrol s Certai n preparator

y an dsite-contro l activities , common t o al l soi l respons e actio n options , wil l b e conducte da

t eac h propert

y a s generall y describe di

n th e followin g sections . 5.4.2.1 Access Controls Durin g remediatio n activities , clea n acces s wil l b e provide dt o th e resident a t al l times . Clea n acces s mean s th e residen t wil l no t hav e t o wal k

throug h soi l prio r

t o enterin g thei r

home . Sidewalk s wil l b e thoroughl y bmshe dan dwashe dof f wit h water afte r eac h workda

y t o provid e a s clea n a n entr y a s possibl e t o th e residence . If ther e i s n o sidewalk

t o th e residence , aclea

n pathway t o th e residenc e wil l b e provide dby layin g dow n plywood , pallets , plastic , or usin g othe r temporar y measure s t o preven t

exposure an dtrackin g o f

contaminate dsoils . Al l resident s (especiall y children ) wil l b e aske dt o sta y awa y fromth e constmctio n are adurin g remediatio n activities . Unsaf

e excavatio n area s or

stockpile dsoil s wil l b e fencedt o prevent accident s an d exposure . 5.4.2.2 Utilities and

Surface Obstacles Prio r t o beginnin g any work , th e remediatio n contracto r wil l b e responsibl e fo

r coordinatin g wit

h local utilit

y companie s t o locat

e electrical , water , sewer , gas , cable , andphon e lines . Th e propert

y owner/residen t

wil l b e aske dt o provid e an y informatio n the y ma

y hav e on th e locatio n o f

subsurfac e obstacle s (i.e. , septi c system s an dabandone dutilit

y lines) . Shoul d excavation/mixin g activitie s imping e upo n any know n burie dutilities/obstacles , th e remediatio n contracto r wil l b e require dt o hand-excavate th e area .

4 0

# iilMi i 35390 3 4 9 o f 8 2 CR S 3/16/201 0 9:4 4 AM

RSO.O O DSO.O O Patrici aBerge r

Lak e Count y Recorde r LCCH P Phas e 2 Wor

k Pla n March , 200 9 Surfac e obstacle s t o b e remove dprio r t o remediatio n wil l b e identifie db y th e CDPH

E an dth e remediatio n contractor . Th e propert y owner/resident

wil l b e aske dt o move suc h obstacle s an dany personal possession s awa y fromth e are at o b e remediated . I n specia l cases , where th e propert

y owner/residen t

i s physically unabl e t o mov e th e identifie dobstacles , th e contracto r wil l b e availabl e t o assis t

themi n th e remova

l process . Fence s andgate s wil l b e removed , i f

necessary , t o facilitat

e acces s t o th e wor

k area . Al l fence s andgate s wil l b e replace d a t th e en do f

remediatio n activities . 5.4.13 Dust

Control Wate r applicatio n wil l b e usedt o minimiz e th e potential fo r fiigitive dus t

emissions . Applicatio n rate s wil l b e regulate dt o contro l dus t durin g excavatio n ye t

no t result i n th e development

o f mud . Th e objectiv e i s t o minimiz e airbom e dus t and , a t th e sam e time , minimiz e productio n o f

mu dtha t coul db e transporte doff-sit e o n hau l tmck s an dother

mobil e equipment . Dus t suppressio n equipment

wil l consis t

o f standar dgarden hose s an

dspra y regulators . Outdoo r faucet s an dhydrant s fromprivate residence s an dpubli c area s wil l b e use da s water supply sources . Th e CDPH E an dthei r contractor s wil l coordinate wit h resident s andth e loca

l municipalitie s regardin g water use . A t propertie s where water

source s are not

available , atanke r tmc k or traile r wil l provid e th e water

supply . Th e remediatio n contracto r wil l provid e water

application s durin g th e cours e o f remediatio n an drestoratio n operation s o n a n as-neede dbasis , a s follows : • Prio r to excavatio n activitie s andprio r t o trave l o f

equipment

andwor k cre w on th e site o n adail y basis ;

• Durin g soi l remova

l operation s by heav y equipment an db y handcrews ;

• A t wor k interval s where win dand/o r dr y weathe r require such action s t o preven t airbom e emissions ;

• Durin g stockpilin g and/o r loadin g o f

soil s fo r transport ;

• T o was h down sidewalks , alleys , or street s impacte db

y soi l handlin g and transportatio n activitie s (thes e area s ma y b e swep t

if i t ca n b e accomplishe dwithou t dust) ;

• Prio r t o th e placement

of fill or cove r material s durin g th e restoratio n process ; and

• Prio r t o leavin g th e premise s a

t th e endo f

eac h workday . 5.4.2.4 Protection of

Structures and

Plants

4 1-i^iqn' ; 3/16/201 0 9:4 4 A M Patrici aBerge

r 5 0 o f 8 2 CR S RSO.O

O DSO.O O Lak

e Count y Recorde r LCCH P Phas e 2 Wor k Pla n March , 200 9 Excavatio n b y han dwil l b e require dfo r al l area s susceptibl e t o potential damag e from heav y equipmen t

operations . Area s o f

concer n includ e stmcture s (i.e. , houses , garages , sheds , pave ddriveway s an dsidewalks ) andlandscapin g vegetatio n (i.e. , trees , hedges , an dlarg e shmbs) . Oversigh t

personne l wil l periodicall y inspec t structure s an

dbuilding s fo

r evidenc e o f damag e resultin g fromremediatio n activities . I f remediatio n activitie s d o resul t i n an y damages , th e CDPH E wil l inunediatel y contac t th e propert

y owne r t o determin e an ddiscus s th e exten t o f th e damag e an dany repai r wor k needed . 5.4. 3 General Remediatio n Procedure s Thi s sectio n outline s th e constmctio n procedure s an dspecification s to b e followe dwhen implementin g eac h ofth e soi l respons e actio n options . Soil respons e actio n activitie s wil l b e planne dt o minimiz e bot

h physica l andlead-relate dhazard s fo r worker s andresidents . Thi s include s soundsafet

y measures , operatin g heavy equipment i n asaf e manne r andperformin g action s at eac h propert

y quickl y andefficiently t o limit disturbanc e to th e residents . Th e requirement s fo

r clea n replacement

soi l andcappin g material s ar e provide di n Sectio n 5.4.3.7 . 5.4.3.1 Removal

and Replacement Th e exten t

o f remova l wil l b e base do

n th e result s o f

soi l samplin g effort s andwil l b e identifie di

n th e Respons e Actio n Pla n ando n th e Soi l Remediatio n Site Plan . Individua l area s selecte dfo

r excavatio n wil l generall y encompass , at aminimum , th e entire are arepresente db y a singl e composit e sampl e unles s another type o f actio n i s selecte dfo

r aportio n ofth e area . Yar d soil s wil l b e excavate dt o aminimumdept h o f 6 inche s andamaximumdept h o f 1 2 inches . Vegetabl e garden area s identifie ddurin g th e samplin g effort s woul dtypically b e excavate dto depth s o f 1 2 inches , dependin g on th e result s ofth e soi l samplin g i n thes e areas . I

n general , th e followin g area s ma

y b e excavate d(subjec t

t o th e result s o f

samplin g in thes e areas) : so dareas ; landscape dareas ; roadwa

y shoulder s (i f

cur b an dgutte r

are no t present ) t o th e edg e ofth e roa d andto th e latera

l exten t ofth e propert

y lines ; garden areas ; pla

y areas ; unpave ddriveways ; garage s wit

h earthe n floors; unpave dstorag e areas ; andarea s under temporat y stmcture s suc h a s storag e sheds , landscap e timbers , steppin g stones , etc . Excavatio n wil l no t occu r i n area s tha

t ar e pave dor

otherwis e covere d(such a s concret e pads , patios , sidewalks , paths , anddriveways ) o r i n area s wher

e permanen t

stmcture s are present , which preclud e exposure (such a s houses , garage s wit

h pave dfloors). Larger

tree s an dshrub s wil l b e lef

t i n place . Excavatio n aroun d shmb s an dtre e root s wil l b e performe db y acombinatio n o f

equipment

andhandwor

k t o remov e a s muc h contaminate dsoi l a s practical withou t undu e damag e t o th e plant' s roo t system . Smaller shrub s ca n b e remove di f

required . If apropert

y owner/resident

wishe s t o sav e any smal l plants , shmbs , or

bulb s in th e remova

l area s the y wil l b e require dt o remov e themprio r to th e initiatio n o f

excavatio n activities . Onc e excavatio n aroun dplant s i s completed , backfill wil l b e initiate da s soo n a s possibl e usin g dampene dreplacement soil s t o reduc e plan

t stress .

4 2l<;^O m3/16/201 0 9.4 4 AM Patrici aBerge r 5 1 o f 8 2 CR S RSO.O

O DSO.O O Lak e Count y Re^or^e r LCCH P Phas e 2 Wor

k Plan March , 200 9 Existin g contaminate dsoi l an dso dca n b e remove dusin g avariet y o f powere dequipment an dhan dtools , a s necessary . Primar y equipment

wil l consis t

o f ski dstee r loaders , front-end loader s an dsmal l backhoes . Clea n replacement

material ma

y consis t o f topsoil , roa

dbase , gravel , decorativ e roc k

o r other landscap e material s (decorativ e bar k or mulch ) andwil l b e selecte dt o matc h th e existin g material s o r other suitabl e materia

l base do n th e propert

y owner's/resident' s preference . Replacement soi l material wil l mee t

th e requirement s specifie di n Sectio n 5.4.3.7 . Oversigh t personne l wil l perfor

minspection s t o verif

y th e dept h o f removal . Replacement

fill shal l b e place dt o depth s t o matc h surroundin g grad e o r to greate r depth s i f necessar y t o correc t

drainag e problems . Prio r

to placin g fill materia

l i n th e excavate darea , th e contracto r shoul destablis h final grad e line s t o ensure th e require damoun t o f fill wil l b e placed . Th e are ashoul db e slope dt o keep drainag e awa y fromth e hous e an dothe

r stmctures . Compactio n ofth e replacement soi l i n area s to b e vegetate dwill b e accomplishe dusin g th e loader bucke t ofth e placement

equipment

t o back-blad e th e materia

l to th e require dthicknes s prio r t o th e applicatio n o f

sod or seeding . Gravel or

roa dbas e use da s fill materia

l fo r drivewa y or walkwa y area s wil l b e compacted , a s appropriate , usin g suitabl e equipment t o avoi dfutur

e settlement an ddrainag e problems . Garden soils , flowerbed soil s an dsandfo r pla y area s wil l b e place dloos e an dlef

t uncompacted . Sprinkler system s encountere dwil l b e either excavate db y handandsave dor remove d an ddispose do f

wit h othe r debris . Generall y th e sprinkler head s wil l b e remove dan dsave d alon g wit h major component s such a s manifolds , valve s an dcontrollers . Th e pipe s wil l b e remove danddisposed . Upo n backfill th e pipe s wil l b e replace dan dth e save do r usabl e component s re-installed . 5.4.3.2 Soil

Cover/Capping Th e exten t

o f area s selecte dt o receiv e soi l cove r wil l b e identifie di

n th e Respons e Actio n Pla

n an dSoi l Remediatio n Site Plan . Cove r soi l consistin g o f

genera l fill, topsoil , o r grave l roa dbas e wil l b e place dt o aminimu mdept h o f 6 inche s or

t o greater dept h a s neede dto matc h surroundin g grade s or t o correc t a n identifie ddrainag e problem . Th e selectio n ofth e appropriat e typ e o f

cove r material wil l b e base do n th e existin g material s currentl y in-plac e an d th e propert

y owner's/resident' s preference . Decorativ e rock or landscap e material s (i.e. , decorativ e bar

k o r mulch ) wil l no t

b e suitabl e fo

r us e a s th e sol e cover

material . Cover

soi l materia l wil l mee t

th e general requirement s identifie di n Sectio n 5.4.3.7 . Compactio n ofth e cover materia l wil l b e accomplishe dusin g th e sam e procedure s identifie di

n Sectio n 5.4.3. 1 fo

r replacemen t

soils . 5.4.3.3 Concrete and

Asphah Caps Concret e an dasphal t

cap s are generall y constmcte di n high traffi c area s suc h a s driveways , porche s an dsidewalks . Th e us e o f asphal t or concrete a s acove

r materia l wil l b e 43-jS-jgO l 3/16/201 0 9:4 4 A M Patrici aBerge r 5 2 o f 8 2 CR S RS

O 0 0 DSO.O

O Lake Count y Recorde r LCCH P Phas e 2 Wor

k Pla n March , 200 9 limite dt o special circumstances , which ma y include : situation s requirin g th e remova l o f existin g concrete o r

asphalt , an dwhere remova l i s no t practicabl e an dth e placement o f concrete o r asphal t i s amore cost-effectiv e altemative . Prio r t o placin g concrete o r

asphalt , subgrad e soil s shal l b e excavate dt o th e appropriate grade , levele d(i f

needed ) andcompacted . Ifth e existin g subgrad e soi l i s determine dt o b e unsuitabl e (material wit

h ahig h organi c matte

r conten t o r whic h ma y exhibi t swel l potential o r

i s otherwis e difficult

t o compact ) b

y th e oversight

personnel , a2

- t o 4-inch-thick , compacted , grave l road-bas e material ma y b e place dt o provid e adequate support . Concret e utilize dfo

r sidewalks , walkways , o r

porche s wil l b e designe dt o achiev e a28

- da y compressiv e strengt

h o f 3,00 0 pound s per

square inc

h (psi) , wil l includ e standar dadmixture s fo r air entrainmen t

an dwil l b e place dwit

h anomina

l sla b thicknes s o f

4 inches . Contro l Joint s wil l b e place dapproximatel y ever y 8 linea r feet . Concrete utilize dfo

r driveway s wil l b e designe dt o achiev e a28-da y compressiv e sfrengt

h o f 4,00 0 psi , wil l include standar dadmixture s fo r air entrainmen t

an dwil l b e place dwit

h anomina

l sla b thicknes s o f

4 inches . Contro l joint s wil l b e place daminimumo f 1 5 fee t i n all directions . Ten-gauge , welded-wir e stee l fabri c wil l b e place da s reinforcement fo r crac k contro l i n drivewa y concrete . Concrete testin g wil l no t b e routinel y performed . Asphal t utilize da s cover

materia l wil l b e alocally available , plant-mixed , asphalti c concrete pavement

designe da s astandar

dhot-lai droadwa

y mix andwil l b e place da t anomina l thicknes s o f

2 inches , o r

greater dependin g o

n subgrad e conditions . 5.4.3.4 In-Situ Mixing A s identifie din th e ROD , mixin g o f surficia l soil s havin g lea

dconcentration s abov e 3,50 0 mg/Kg wit

h underlyin g unimpacte dsoil s coul db e performe dt o reduc e lea dconcentration s t o acceptabl e levels . In-sit u mixing , o r

deep tilling , ofth e uppe

r 6 inche s o f

soi l ma y b e performe di n som e situation s where soil-lea dconcentration s in th e 0 t o 2 inc h dept h interva l excee d3,50 0 mg/Kg , leadconcenfration s i n underlyin g soil s are relativel y lo w andth e weighted

averag e lea

dconcentratio n fo

r th e to p 6 inche s o f

soi l i s belo w 3,50 0 mg/kg . Propertie s wit h lea dconcentration s greate r

tha n 3,50 0 mg/K

g i n th e 6 to 1 2 inch dept

h interva l are no t considere damenabl e t o thi s altemativ e du e t o th e difficult y i n mixin g t o th e depth s require dto achiev e areductio n i

n lea dconcenfratio n belo w th e trigger level . Deep tillin g wil l b e performe dusin g equipment capabl e o f

completel y turnin g an d mixin g soi l t o aminimumdept h o f 6 inches . Tillin g wil l b e performe dby makin g aminimu mo f tw o passe s wit

h th e tillin g equipment , i

n perpendicula

r directions , t o achiev e adequate soi l mixing . Followin g tilling/mixin g th e are awill b e grade dandprepare dfo r vegetatio n establishmen t

or othe r action s pe r

th e Respons e Actio n Plan . Verificatio n samplin g wil l b e performe dt o ensure surficia l soil s ar e belo w respons e trigger

levels . 4 4iS^QO ^ 3/16/201 0 9:4 4 A M Patnci aBerge r ^?^f«- r PR S RS O 0 0 DSO.O

O Lak e Count y Recorde r 5 3 o f 8 2 CR S RSO.O

O DSO.O O LCCH P Phas e 2 Wor

k Pla n March, 200 9 5.4.3.5 Seeding and

Sod Placement Vegetatio n wil l b e establishe dby either seedin g o r

so dplacement

only where previousl y existin g vegetatio n wa s removed , andwil l typically b e performe donl y afte r ayardare aha s been remediate d(i.e. , in-sit

u mixing , soi l cappin g o r

remova l an dreplacement ) a s indicate don th e Soi l Remediatio n Site Plan . Th e selectio n o f seedin g or

so dplacement

wil l b e base dprimaril y on th e pre-remediatio n condition s ofth e propert y bu t ma y als o b e influence dby other site condition s that

coul dpreclud e so dapplication . Th e us e o f so dalon e a s acover

material (withou t removal o r

capping) , whil e liste di

n th e RO D a s a

n appropriat e containmen t option , wil l no t usuall y b e recommende ddu e t o th e uncertaintie s wit h maintainin g th e so di

n goo dcondition . Prio r t o seedin g o r

so dplacemen t

an di n conjunctio n wit

h fertilizer application , th e are a wil l b e prepare dby lightl y rakin g or discin g (to a2-inc h depth ) th e surface . Typically , a n inorgani c fertilizer

wil l b e applie dusin g th e followin g mix : nifroge n (a s N) , 6 0 lb/acre ; phosphorou s (a s P2O5) , 6 0 lb/acre ; an dpotassiu m(a s K2O) , 3 0 lb/acre (i.e. , N-P- K o f 60-60-30) . Altemat e organi c fertilizer blend s ma

y als o b e considered . Companie s specializin g i

n sodproductio n wil l suppl y sod . Th e so dshall b e ablendo f gras s type s suitabl e for

th e growin g condition s at th e site . Succes s ha s been achieve di n th e past , under th e Kid s Firs t

Program , utilizin g ablendo f 60 % bluegrass , 30 % rye , and10 % fine fescue . So dwil l b e place da s soo n a s possibl e afte r delivery . So dwil l b e installe dwit h tigh t seam s an djoint s t o mee t

wit h adjoinin g lawns , walks , fence s o r border s andn o overlapping . Th e remediatio n confractor

wil l wate r

area s o f ne w so dimmediatel y afte

r installatio n andwil l lightly rol l th e so dt o achiev e agoo dbon dbetwee n th e so dan dsoil . Th e propert

y owne r or resident wil l b e responsibl e for

maintainin g so donc e th e installatio n an dinitia l waterin g i s completed . Maintenanc e include s th e necessar y fertilizin g andwaterin g require daccordin g t o th e grower' s specifications . Informatio n on th e proper care andmaintenanc e o f

so dwil l b e provide dt o all resident s receivin g ne w sod . Seedin g wil l b e performe dutilizin g anative-gras s see dmixture suitabl e fo r th e growin g condition s at

th e site an dacceptabl e t o th e propert y owner/resident . See dma y b e applie dby dr

y broadcast , hydrosee do r

dril l methods . I f

dt y broadcastin g i s used , th e surfac e shal l b e lightl y rake dfollowin g see dapplication . Mulc h wil l no t typically b e applie dfo

r seede dyardareas . 5.4.3.6 Surface Water

Diversions A s discusse dpreviously , surfac e water diversion s ma

y b e implemente da s acomponent of asoi l respons e action , but the y wil l no t

typically b e th e primar

y respons e actio n a

t aproperty . In som e cases , diversio n ditche s o r berm s ma y b e consfructe do r

culvert s place dt o reroute mn on fro madjacent

area s i f necessar y t o protec t

aremed y o r to preven t

futur e contamination . 4 535390 3 3/16/201 0 9:4 4 A M Patrici aBerge r 5 4 o f 8 2 CR S RS O 0 0 DSO.O

O Lak e Count y Recorde r LCCH P Phas e 2 Wor

k Plan March , 200 9 Specifi c detail s o f

appropriat e surfac e water diversion s wil l b e develope do n aproperty-by

propert y basi s an dwil l b e include di n th e Respons e Actio n Plan andSoil Remediatio n Site Plan . 5.4.3.7 Cover and Replacement

Fill Requirements Soil s use da s replacemen t

fill o r cover material wil l b e obtaine dfromloca l borro w source s an dwil l b e teste dt o verif y complianc e wit

h th e program' s "clean fill" standard . Al l source s o f fill material (i.e. , general fill, topsoil , or roadbase ) wil l b e teste dto confir mthat th e concentration s o f

lead , arseni c an dcadmiumare belo w th e standard s establishe dfo r th e program , a s liste do n Tabl e 5-1 . Th e fill material wil l als o b e submitte dfo r past e p H andgradatio n analysi s for

compariso n t o th e requirement s liste do n Tabl e 5-1 . Wit

h respec t t o soi l textur e o r gradation , material use dfo r general fill o r

topsoi l wil l generall y b e asand y sil t materia l wit h les s tha n 1 0 percen t

b y weigh t mad e u p o f material size dgreate r

tha n 2 inche s in diameter . Grave l road-bas e material use dfo r driveway , walkwa

y o r othe r area s a t th e reques t

ofth e propert

y owner/residen t

shal l generall y mee t

th e requirement s of aClas s 6 (3/4-inc h maximum ) o r Clas s 5 (1.5-inc h maximum ) aggregat e a s specifie db y th e Colorad o Departmen t o f Transportatio n an d wil l mos t likel y b e obtaine dfrom acommerciall y operate dgrave l pit . Grave l roadbas e or

othe r genera l fill materia

l obtaine dfrom acommercia l sourc e wil l b e sample dan dteste donc e prio r t o us e a t an y residential propertie s withi n 0U9 . Fil l material s obtaine dfromborro w area s or othe r source s withi n th e Califomi aGulc h SuperfundSite wil l b e sample dandteste donc e prio r t o us e an dperiodicall y thereafter a t th e minimumfrequenc y o f approximatel y on e sampl e pe r 1,00 0 cubi c yard s o f

materia l used . Clea

n fill materia

l ma y b e stockpile da

t acentral locatio n an ddelivere dfo r us e a t individua l propertie s a s th e nee darises . Whe n sampled , acomposit e sampl e wil l b e collecte dfro mastockpil e o r

original sourc e o f

fill material an danalyze dfor

th e parameter s liste di

n Tabl e 5-1 . Composit e sample s representafiv e ofth e material i n us e a t th e tim e o f

samplin g wil l b e analyze dfor

th e parameter s liste di

n Tabl e 5- 1 i

n accordanc e wit

h th e SO P fo

r Fil l Samplin g (Appendi x A) . Eac h fill sampl e wil l b e analyze dfo r lea da t a n off-sit e laboratot

y b y USEPA SW-84 6 Metho d60 1 O

B (refe r t o QAP , Appendi x C) . I

n additio n t o lead , sample s wil l b e analyze dfor

arsenic , cadmium , pH , organi c conten t an dparticl e siz e retaine do n th e No . 20 0 siev e (>0.07 5 mm) . Tabl e 5- 1 specifie s th e requirement s fo r fill material s place don residential properties . I f

thes e requirement s are no t met , th e material s wil l no t b e used . Fo r eac h sample dstockpil e th e propertie s receivin g th e material wil l b e frackedan dth e leadconcentratio n a s wel l a s othe r physical characteristic s ofth e sampl e wil l b e recorde di n th e propert y file. Th e lea

dconcenfratio n o f

fill use da

t eac h propert

y wil l als o b e recorde di

n th e electroni c database . 5.4.3.8Soil

Transport

and Disposal

4

635390 3 3/16'201 0 9:44A M Patrici aBerge r 5 5 o f 8 2 CR S RSO.O

O DSO.O O Lak e Count v Recorde r LCCH P Phas e 2 Wor

k Pla n March , 200 9 Excavate dsoil , so dan drelate dyar ddebri s wil l b e transporte dt o th e LCCH P soi l repository , a s discusse di

n Sectio n 6 . Excavate dsoil s wil l b e remove dfromth e propert y a t th e earlies t opportunity . Transport

t o th e soi l repositor

y wil l requir e trave l on publi c roads , wil l generall y b e limite dt o dayligh t

hour s an dwil l b e performe di n asaf e an dcontrolle dmanner

i n accordanc e wit

h Stat e an dloca

l rule s an dregulations . Load s wil l b e kep t belo w th e uppe

r edge s ofth e tmc k

bedand moistene dwit

h awate r spray , a s necessaty , t o minimiz e th e dispersal o f excavate dsoil s throug h airbom e emissio n o r

spillage . 5. 5 Dus tRespons e Action s Thi s sectio n outline s th e requirement s an dprocedure s commo n t o al l dus t respons e action s an dprovide s general requirement s o r specification s fo

r eac h type o f

actio n selected . Th e general categorie s o f

actio n option s available , othe r tha n n o action , are a s follows :

• Educatio n

• Physical Protectiv e Measure s

• Removal an dDisposal Th e mos t commonl y recommende dan dimplemente ddus t respons e options , fo

r situation s wher e dust-lea dconcentration s excee dth e trigge r criterio n o f

2,00 0 mg/Kg , wil l b e remova l options . Fo r

th e purpose s ofth e LCCH P Phas e 2 ther e ar e tw o categorie s o f remova l respons e actions . On e i s define da s adus t removal actio n an dth e othe r a s adus t abatemen t

action . A dus t removal wil l typically b e recommende di n situation s where there are n o exceedance s o f trigge r criteri afo r leadin interio r

pain t an dth e pain t

i s i n goo dcondition . A dus t

abatement , whic h include s som e additiona l activities , wil l typically b e recommende di f pain t i s identifie da s a potentia l contributo r

t o lea di n dus t andwil l alway s b e implemente dfollowin g th e completio n o f apain t remova l o r

abatemen t

actio n whic h potentiall y generate s lead-containin g dus t insid e th e home . Wher e dus t

leadlevel s ar e foundbetwee n 50 0 an d2,00 0 mg/Kg , resident s wil l als o b e informe dabou t

leaddus t abatemen t

methods . Educationa l suppor

t wil l alway s b e provide dt o resident s where lea di n dus t i s aconcem . Resident s wil l b e provide deducational material s on ho w t o effectively reduc e lead-dus t throug h cleanin g activitie s (e.g. , regula r cleanin g routines , we t

dusting , etc.) . Annual bloo dlea d monitorin g for

youn g childre n wil l b e sfrongl y recommended . Physica l protectiv e measure s suc h a s sealin g of f unfinishe dattic , crawlspac e o r cella r areas , a s reference di

n th e ROD , wil l no t

constitut e atypical dus t

respons e action . Thes e area s o f ahome ar e no t

sample ddurin g LCCHP Phas e 2 dus t samplin g effort s a s describe di n Sectio n 4.1.3 . Thes e types o f

action s wil l b e considere donl y i n case s wher

e th e bloo dlea

dfrigger ha s bee n exceede di

n ayoun g chil dwh o reside s at th e propert

y an dafte r al l other medi ahav e been 4 7, •j/i^noinQ-4 4 A M Patrici aBerge

r n^^ ^ CR

S ^Smm ^ __}^^^

_county Recorde r LCCH P Phas e 2 Wor

k Pla n March , 200 9 addressed . Specifi c physical protectiv e measure s t o b e considere dwil l b e develope dand evaluate don apropert

y specifi c basi s usin g th e result s o f additiona l investigativ e an dsamplin g efforts . 5.5. 1 Confracto r

Requirement s Al l personne l performin g dus t abatement

o r dus t remova l activitie s mus t

hav e successfull y complete da

n accredite dtrainin g cours e fo r lead-base dpaint

abatement

workers , i

n accordanc e wit

h Sectio n III.B . o f

Regulatio n 19 . Supervisor s are require dt o complete a n accredite dsuperviso r

fraining cours e an db e certifie db y th e State ofColorado , i n accordanc e wit h Sectio n III.B . o f

Regulatio n 19 . Evidenc e o f appropriate trainin g an drequire dcertification s fo r al l personne l wil l b e kep t on recor dwit h CDPHE . 5.5. 2 Site Confrol s Th e followin g genera

l sit e confrol s an dcontainmen t procedure s wil l b e followe ddurin g dus t removal an ddus t

abatement

respons e actions . • Whenever

dus t removal/dus t

abatement

activitie s are conducted , resident s (especiall y children ) wil l b e aske dt o sta y out ofth e house . If

resident s mus t

sta y insid e th e hous e durin g remediation , th e appropriat e barrie r system s wil l b e erected .

• "Lea dHazard " wamin g sign s wil l b e poste da t th e entt y t o eac h are abein g treated . A physical barrie r

i s require dt o prevent

acces s t o th e wor

k are ab y th e resident(s) .

• Th e ventilatio n systemwil l b e tume dof f durin g cleanin g activities .

• A State-certifie dsuperviso r i s require dt o b e o

n th e site durin g work-site preparatio n an dabatemen t

activitie s anddurin g post-abatement cleanin g activities .

• A sit e Healt

h an dSafet

y Plan , includin g aLea

dComplianc e Plan , wil l b e develope d t o addres s worker

healt h an dsafet

y a t propertie s wher

e dus t remova l an dabatement action s ar e performed .

• Prio r t o performin g remediatio n activities , th e abatement superviso r

wil l determin e th e appropriat e work-site containment leve l (base do

n th e requirement s specifie dby Regulatio n 19) . Th e work-site containment level i s base do

n th e siz e ofth e are at o b e disturbe dandth e type o f

remediatio n activitie s performed . Fo r dus t abatement action s followin g apaint

action , th e containment

establishe dfo

r th e paint actio n (refer t o Sectio n 5.6 ) wil l b e maintaine ddurin g dus t abatement

actions .

4 835390 3 3/16/201 0 9:4 4 A M Patrici aBerge r 5 7 o f 8 2 CR S RSO.O

O DSO.O O Lak e Count y Recorde r LCCH P Phas e 2 Wor

k Plan March , 200 9

• Al l wast e generate db y removal/abatemen t activitie s shoul db e remove dfromth e hous e an dstore din asecure , locke darea . Disposal wil l b e performe da s discusse din Sectio n 6 . 5.5. 3 Dus t

Remova l Action s Dus t removal respons e action s wil l b e conducte dt o remov e th e lea ddus t accumulatio n generate db y lead-containin g soil s an dothe r material s tha

t hav e been tracke dinto aresidenc e froma n on-sit e or

off-site source . I

n general , on-sit e source s o f lea d dus t come fro mth e property' s lead-containin g soils . Dus t removal fo

r a n on-sit e sourc e o f

lea dca n b e conducte da s a n interi mcontro l measur e o r afte r soi l remediatio n activitie s hav e bee n performed . Dus t removal action s consis t

o f thoroughl y cleanin g al l horizontal surface s wit h th e exceptio n o f

ceilings . Th e detaile dprocedure s fo r dus t removal activitie s a s describe din Chapte r 11 , Sectio n IV.b.2 . o f

HUD' s 199 5 Guideline s fo r th e Evaluatio n an dConfro l o f Lead

Base dPain t

Hazard s i n Housin g (HU D Guidelines ) wil l b e followed . Al l hardsurface s wil l b e cleane dwit

h aminimu mo f

tw o passe s wit

h aHEPA-filter-equippe dvacuu mcleane r (HEPA vacuum ) an dthe n wet-washe dwit h afri-sodiumphosphate (TSP ) detergen t andrinse dwit

h clean water . Cleanin g shoul dbegi n wit h th e highes t

horizontal surfac e an den dwit h th e lowest . Top s o f window s woul db e cleane dfirst followe db y top s o f

sashes , mullions , interio r

windo w sill s an dfroughs. Area s that ten dt o trap dus t

shoul dals o b e cleane d(i.e. , radiators , baseboards , vents/registers , an dal l horizontal component s o f ventilatio n ducts) . Wall-to-wal l carpetin g an dare amg s ar e cleane dwit h aHEP A vacuu mequippe dwit

h a beate r bar o r agitatio n attachment . Are amg s ar e first vacuume do n th e pil e sid e a t arat e n o faste r than on e (1 ) minut e fo

r evet y 1 0 square feet . Th e ru g i s the n folde di n half , exposin g th e backing . Th e backin g i s vacuume da t th e same rat e a s befor

e withou t usin g th e beate r

bar . Th e m g i s unfolde dan dfolde di n hal f th e othe r directio n exposin g th e backin g on th e othe r hal f o f th e mg . Th e vacuumin g procedure i s repeate don th e secondhal f Th e to p o r

pil e sid e ofth e ru g i s the n vacuume dagai n usin g th e beate r ba r at arat e n o faste

r tha n 2 minute s fo

r evety 1 0 square feet . Wall-to-wal l carpetin g i s vacuume di n tw o segment s usin g th e beater ba r attachment . Th e tw o segment s ar e in perpendicula r directions . Th e vacuumrate i s n o faste r tha n 2 minute s fo

r eac h 1 0 squar e feet . After al l cleanin g activitie s hav e bee n completed , aState-certifie dlead-based-pain t inspecto r o r ris k assesso r wil l perfor

mavisua l inspectio n an dconduc t clearanc e sampling , a s describe din Sectio n 5.5.6 . an dth e SO P fo r Clearanc e Dus t

Samplin g (Appendi x A) . 5.5. 4 Dus t

Abatemen t

Action s

4 9

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O DSO.O O Lak e Count y Recorde r LCCH P Phas e 2 Wor

k Pla n March , 200 9 Dus t abatemen t

action s ar e generall y associate dwit h lead-based-paint

abatement activities . Th e procedure s fo r dus t abatement

activities , a s describe din Chapter 14 , Sectio n V o f th e HUD Guideline s an dSectio n V.H . o f Colorado' s Regulatio n 19 , wil l b e followed . Al l surface s (horizontal an dvertical ) ar e cleane ddurin g dus t abatement . Procedure s are generall y th e same a s thos e fo

r dus t remova l actions . Cleanin g begin s wit h th e highes t

surfac e an dend s wit h th e lowes t

surface . Ceiling s ar e cleane dfirst, the n th e top s o f wall s an ds o on workin g downwardt o th e floor. Th e surface s are first cleane dwit

h aHEP A vacuu mthe n wet-washe d wit h TS P detergen t

andthe n rinse dwit

h clea n water . Th e rinse dsurface s are allowe dt o dt y and on e final pas s i s made wit

h th e HEP A vacuum . Wall-to-wal l carpetin g an dare amg s wil l b e cleane dusin g th e sam

e procedure s outline dabov e fo r dus t remova l actions . Afte

r al l cleanin g activitie s hav e been completed , aState-certifie dinspecto r or ris k assesso r wil l perfor

mavisua l inspectio n tha t

wil l the n b e followe du

p b y clearanc e sampling , a s describe di n Sectio n 5.5.6 . an dth e SO P for

Clearanc e Dus t

Samplin g (Appendi x A) . A dus t abatement

shoul db e performe daminimumo f on e hour afte r al l paint-relate d activitie s hav e cease dt o le t dus t particle s settle . Al l containment plasti c place dprio r

t o remediatio n activitie s shoul db e miste dwit h water an dcleaned . Plasti c usedt o isolate contaminate droom s fro

mnon-contaminate droom s shoul db e lef t in plac e an dar e th e las t

t o b e removed . 5.5. 5 Dus t

Clearanc e Samplin g Followin g respons e action s t o addres s lead-dust , sample s wil l b e collecte dt o confir mtha t th e action s performe dhav e been effectiv e i n reducin g th e exposure to identifie dlead-dus t hazards . A visual inspectio n wil l als o b e performe dt o confir mtha t al l area s adjacen

t t o th e wor

k are aan duse dt o acces s th e wor k are aare visibl y free o f

dust , debri s or

residu e an dt o confir

m tha t wor k wa s conducte da s specifie di n th e Respons e Actio n Plan . Th e clearanc e sample s wil l b e collecte dfromwithi n th e wor k are aa t leas t on e hou r afte r th e completio n o f

remediatio n and cleanin g activities . Clearanc e dus t sample s are collecte dusin g th e wip e metho ddescribe di n th e SO P fo r Clearanc e Dus t

Samplin g (Appendi x A) . Clearanc e sample s wil l b e collecte dby afrained an dState-certifie dlead-based-paint inspecto r or ris k assessor . On e wip e sampl e wil l b e collecte dfromth e floor an don e fro

ma windowsill , i f

present , i n eac h roo mofth e wor

k area . I f an y paint sealant s were use da s par

t o f th e respons e action , the n th e clearanc e sample s wil l b e collecte da t leas t on e hour afte r th e sealan t ha s dried . Al l clearanc e sample s wil l b e submitte dto aNational Lea dLaboratoty Accreditatio n Progra

m(NLLAP)-recognize dlaboratot y fo r analysi s o f

lead . Eac h wip e sampl e mus t

mee t th e followin g clearanc e level s fo r lea di n order fo r wor k t o b e considere dcomplete : floor samples<10 0 ng/f

t an dwindo w samples<50 0 jig/ft^ . If a clearanc e sampl e exceed s thes e levels , dus t respons e action s wil l b e repeate dan dclearanc e sample s wil l b e collecte dagain . 5 0

# Iiiiiiiiliiii i 35390 3 3/16/201 0 9:4 4 A M Patrici aBerge r .5 9 o f 8 2 CR S RSO.O

O DSO.O O Lake Count y Recorde r LCCH P Phas e 2 Wor

k Pla n March , 200 9 5. 6 Interior/Exterio r Pain tRespons e Action s Th e objectiv e of apain t

respons e actio n i s t o provid e a n appropriate level o f

ris k reductio n fro

mpotential exposure to lea di n paint . A wid e rang e o f

option s ma

y b e considere d i n respons e t o lea

din pain t and , a s wit

h other medi aresponses , a

n appropriate actio n wil l b e determine don acase-by-cas e basi s considerin g th e preference s ofth e propert y owner/resident . Thi s sectio n outiine s th e requirement s andprocedure s common t o mos t pain t respons e action s an dprovide s general requirement s or specification s fo

r eac h type o f

actio n selected . Reference s ar e provided , a s appropriate , t o specifi c requirement s containe di n other guidanc e o r

regulations . Th e genera

l categorie s o f

actio n option s availabl e an dsub-categorie s ar e a s follows : • Educatio n

• Sourc e Confrol , Containment , or Coverin g Pain t filmstabilizatio n Encapsulatio n Enclosure of apainte dare a Frictio n an dimpac t

surfac e treatment s • Paint Remova l andReplacement Pain t remova l Becaus e ofth e dua

l trigge r criteri afo r paint , educatio n i s a

n important

component

o f al l paint respons e actions . In situation s where paint contain s lea

dabov e 1 mg/cm

^ andi s i n poo r conditio n or

coatin g africtio n surface , educatio n wil l b e th e primat y interventio n provide dt o help reduc e potential risk s associate dwit h lead-base dpaint . I

n situation s where paint

ha s lea d level s greate r

tha n 6 mg/cm

^ andi s i n poor condition , activ e remediatio n wil l b e recommended , bu t educatio n wil l continu e t o pla y a n important

rol e i n overal l ris k

reduction . Activ e remediatio n ma

y consis t o f on e o r mor e ofth e sourc e confrol an

dpaint remova l option s liste dabove . Several option s provid e ris k reductio n throug h 'sourc e control ' (i.e. , throug h action s other

than removal ) includin g paint filmstabilization , encapsulation , enclosure , an dfriction an dimpac t

surfac e freatments. Paint

filmstabilizatio n i s th e proces s o f applyin g a protectiv e coatin g ove r

existin g lead-base dpaint

surfaces . Encapsulatio n i s th e proces s o f applyin g aliqui dcoatin g o r adhesivel y bonde dcoverin g materia l t o ac t a s abarrier

betwee n lead-base dpain t

an dth e environment . Enclosure i s th e installatio n of arigi dbarrier over lead

base dpaint

surface s i n order to prevent

acces s andexposure . Th e freatment o f friction an

d impac t surface s b

y repairing , replacin g o

r coverin g the affectedcomponent s ma y als o b e implemented . Remova

l option s consis t

o f either removin g th e paint

alon e o r th e entire painte d component

(e.g. , door , window , o r

trim) .

5 135390 3 3/16/201 0 9:4 4 A M Patrici aBerge r 6 0 o f 8 2 CR S RSO.O

O DSO.O O Lak e Count y Recorde r LCCH P Phas e 2 Wor

k Plan March , 200 9 Certai n activitie s or

wor k practices , a s describe di

n Sectio n V.B. I o f

Colorado' s Regulatio n 19 , wil l b e prohibite dfo r us e i n activitie s relate dt o lead-base dpaint . I n genera l thes e restricte dactivitie s include : open-flame bumin g or torching ; dt y sandin g o r

scraping ; machin e sanding , grinding , abrasiv e blasting , sandblasting ; drillin g o r cutting ; andhigh-pressur e wate r washing . Machin e sanding , grindin g o r abrasiv e blastin g ma

y onl y b e use di f

equippe d wit h HEP A exhaus t

confro l device s whic h are capabl e o f continuall y capturin g al l particulate s generated . Similarly , high-pressur e wate r washing , o r

hydr o blasting , ma

y onl y b e use difth e poin t o f operatio n i s completel y self-containe dan dth e water i s capture dwithi n alocal shroud . Chemical strippin g method s wil l b e use donl y t o remov e paint fro mhighl y decorativ e o r

ornate component s o r

surface s tha

t are otherwis e difficult

t o abat e b y an

y othe r method , an dt o acconunodat e th e preferenc e ofth e homeowner . Fo r propertie s investigate db y CDPHE , pain t testin g an dassessmen t

result s wil l b e availabl e on reques t

t o fiiture propert

y owTiers . I

n addition , any informatio n provide db y CDPH E o r

th e Wor k Group , t o apropert

y owner regardin g th e presenc e o f lead-base dpain t

mus t b e disclose dt o futur

e purchaser s o f

tha t propert y i n accordanc e wit

h HUD' s lead-based-pain t disclosur e rules . Educational material s targetin g homeowner s an dremodeler s wil l provid e relevan t informatio n abou t

method s t o reduc e exposure t o lea dfro mlead-base dpain t

in th e hom e (refer

t o Sectio n 3. 3 above) . 5.6. 1 Confracto r

Requirement s All personne l performin g lead-base dpaint remediatio n activitie s mus t hav e successfully complete da

n accredite dtrainin g cours e fo r lead-base dpaint

abatement

workers , i

n accordanc e wit h Regulatio n 19 . Supervisor s ar e require dt o complete th e accredite dsuperviso r trainin g an d b e certifie dby th e State ofColorad o a s describe di n Sectio n III.B . o f

Regulatio n 19 . Evidenc e o f appropriat e trainin g an drequire dcertification s fo r al l personne l wil l b e kep t o n recordwit

h CDPHE . Personne l performin g wor k no t directl y involve di

n lead-base dpain t

abatement

(e.g. , th e installatio n o f

enclosure s o r

th e replacemen t

o f buildin g components ) mus t b e skille di

n thei r respectiv e frade bu t

wil l no t b e require dt o hav e specifi c trainin g fo r lead-base dpain t

activities . A State-certifie dlead-base dpain t abatemen t

superviso r

wil l supervis e suc h personnel . 5.6. 2 Site Confrol s an dContainmen t Procedure s Thi s sectio n addresse s general sit e confrol s andcontainment procedure s that

wil l b e implemente dprio r

t o an ddurin g paint

abatemen t

activities . A s par t ofth e Respons e Actio n Pla n fo r respons e action s addressin g lead-base dpaint , measure s t o b e take n durin g th e respons e actio n t o protec t th e resident s fro

mexposure t o any lead-base dpain t

hazard s wil l b e identified , consisten t wit h th e requirement s o f

a n "Occupan t Protectio n Plan, " describe di n Sectio n V.A. 6 o f

Regulatio n 19 . At

aminimum , resident s wil l b e require dt o sta

y ou t o f wor k an dcontainmen t

area s andaske dt o sta

y ou t ofth e hous e durin g 5235390 3 3/16/201 0 9:4 4 A M Patrici aBerge r 6 1 o f 8 2 CR S RS O 0 0 DSO.O

O Lak e Count y Recorde r LCCH P Phas e 2 Wor

k P\s m March , 200 9 activ e operations . Th e nee dfor temporat y relocatio n ofth e resident s durin g interio r pain t respons e action s wil l b e considere don acase-by-cas e basis , dependin g o n th e are aofth e home affecte db y activities , th e leve l o f containmen t

required , th e anticipate dduratio n o f activities , an d th e preference s ofth e residents . Prio r t o performin g remediatio n activities , th e abatement superviso r

wil l determin e th e appropriat e worksite containmen t leve l base do n th e type o f activitie s t o b e performed , th e siz e ofth e are aaffected , an dothe r requirement s specifie dby Regulatio n 19 . Th e appropriat e level o f containmen t

wil l b e selecte di

n accordanc e wit

h th e followin g section s o f Regulatio n 19 : Sectio n V.C . fo

r interio r abatemen t

(excludin g windo w abatements) ; Sectio n V.D . fo r exterio r abatement ; an dSectio n V.E . for windo w abatements . I

n general , th e containmen t activitie s addresse dwil l includ e th e followin g items : 1 . Wamin g Sign s 2 . Wamin g Barrier s 3 . Ventilatio n Syste mShutdow n (interio r abatement s only ) 4 . Protectio n o f

Object s 5 . Floo r o r Groun dProtectio n 6 . Cleanu p Activitie s 7 . Specia l Wor k Are aEgres s Requirement s (i f any ) 8 . Condition s Requirin g th e Us e o f aNegativ e Air

Flo w Machin e Th e integrit

y o f al l containmen t

system s wil l b e inspecte dregularl y andmaintaine dt o preven t th e potential sprea do f

leadcontaminatio n outsid e th e wor k area . In th e event

of a breac h o r malfunctio n ofan y containmen t component , appropriat e measure s wil l b e take n t o remedy th e situatio n an dth e are apotentiall y contaminate dwil l b e cleane di n accordanc e wit

h th e procedure s describe di n Sectio n 5.5. 4 ofthi s wor k pla n a s soo n a s th e conditio n i s observed . A State-certifie dlead-abatemen t superviso r

i s require dt o b e o n sit e durin g remediatio n activities . Th e abatemen t

superviso r

wil l ensure tha

t wor k i s conducte di

n accordanc e wit

h th e Healt h an dSafet

y Pla n an dLeadComplianc e Pla n develope dfo

r th e project . Oversight

wil l b e performe dby CDPH E o r

thei r representative,certifie da s a n inspecto r

o r ris k assesso r t o monito r th e performanc e ofth e wor k i n accordanc e wit

h th e Respons e Actio n Pla n andapplicabl e provision s o f

Regulatio n 19 . Durin g remediatio n or

abatemen t

activities , al l horizontal surface s i n th e wor k are awil l b e cleane do f

visibl e dus t

an ddebri s prio r

t o ceasin g wor

k eac h day . Followin g th e completio n o f activities , dus t

abatemen t

wil l b e performe da s describe din Sectio n 5.5. 4 ofthi s wor k pla n an di n accordanc e wit

h Sectio n V.H , o f

Regulatio n 19 . Waste generate db y remediatio n activitie s wil l b e handle di n accordanc e wit

h Sectio n V.K . o f

Regulatio n 19 . I

n general , lead

contaminate dwast e wil l b e wrappe dan dseale di n 6-mi l polyethylen e sheetin g prio r t o removin g th e wast e fromth e wor

k are aan dwil l b e store di

n acovere dcontaine r

in alocke dare aif

no t fransportedoff-sit

e immediatel y fo

r disposal . Disposal activitie s are addresse di n Sectio n 6 . 5 3•^5^Q m3'16/2ni 0 9:44A M Patrici aBerge r ^ir'fs- r rR- ? RS n o n DSO.O

O Lak e Count y Recorde r 62 " o f 8 2 CR S RSO.O

O DSO.O O

LCCH P Phas e 2 Wor k Pla n March , 200 9 5.6. 3 Interior/Exterio r

Paint Remediatio n Procedure s Lead-base dpain t

respons e action s utiliz e th e same basi c technique s fo r performin g bot

h interio r an dexterio r

remediation . Followin g ar e genera l procedure s fo

r eac h type o f

remedia l respons e liste dabov e in Sectio n 5.6 . 5.6.3.1 Education Whe n lead-base dpaint

i s present , CDPHE wil l provid e educationa l material s t o th e propert y owner an dcurren t

resident s (i f

different ) to explai n th e risk s relate dto lead-base dpaint andway s t o reduc e exposure t o lea doriginatin g fro

mlead-base dpaint . Relevant educational material s provide db y CDPHE ma y include USEP

A publication s suc h as : Reducin g Lea d Hazard s Whe

n Remodelin g You

r Hom e (USEPA , 1994 ) an

dProtec t You r Famil y fro mLea di

n You r Home (USEPA , 1999a) . At th e sam e tim e tha t educational material s are provided , LCCH P staf f wil l explai n risk s an dmethod s t o reduc e thos e risks t o th e family . I n addition , befor

e startin g an

y respons e action s tha

t are likely t o distur

b lead-base dpaint , th e owner and/o r resident s wil l b e informedofth e danger s associate dwit h thes e types o f

activitie s du e t o th e potential fo

r increase dexposure durin g thes e activities . 5.6.3.2 Source Control, Containment, or Covering Thi s sectio n describe s th e genera l procedure s an dreference s relevant specifi c regulation s andguideline s fo

r sourc e contro l actions , includin g pain t filmstabilization , encapsulation , enclosure , an dfriction an dimpac t surfac e freatments.

Paint FilmStabilizatio n Pain t filmstabilizatio n i s th e proces s o f paintin g over

existin g lead-base dpainte d surface s wit

h anon-toxic , protectiv e coatin g andwil l b e performe din accordanc e wit h Sectio n V.I. I o f Regulatio n 19 . Th e types o f finish coat s t o b e use dfo

r lead-base dpain

t stabilizatio n includ e varnish , actyli c latex , polyurethan e an ddec k enamel . Prio r

to coating , th e substrate wil l b e inspecte dan ditem s such a s loos e wal l or ceilin g plaster , loos e trimor wallpaper , missin g hinge s o r doorknobs , etc . shoul db e repaire do r replaced . I

n addition , th e sourc e ofan y wate r damag e shoul db e identifie dan drepaired . Al l surface s wil l b e prepared , a s necessaty , t o hel p ensure adequat e adhesio n o r bonding . Step s t o b e take n t o prepare th e surfac e ma y include : (1 ) removin g al l loos e surfac e materia l b y wet scrapin g o r

we t sanding ; (2 ) removin g al l surfac e contaminant s tha t

wil l reduc e th e adhesio n ofth e pain t wit h degreaser s o r

detergents ; (3 ) freating (roughening ) gloss y surface s by we t sanding , HEPA-vacuum-assiste dsandin g o r chemica l 5 435390 3 3/16/201 0 9:4 4 A M 6.i^ofS 2 CR S RSO.O

O DSO.O O Patrici aBerge r

Lak e Count y Recorde r LCCH P Phas e 2 Wor

k Pla n March , 200 9 etching ; and(4 ) enhancin g substrat e adhesio n b

y chemica l etching , wet

sanding , spo t

sealin g an d applyin g ms t

inhibitors . Afte

r th e affectedsurfac e ha s bee n prepare dfo

r painting , i

t wil l b e vacuume dwit

h aHEPA-filter-equippe dvacuumcleaner t o eliminat

e an y lea ddust . T o maximiz e th e lif

e ofth e pain

t cover , asystemo f

compatibl e coating s i s necessaty . I n selectin g a n appropriate coatin g or

paint , th e followin g factor s wil l b e considered ; th e type o f subsfrat e involved , type ofth e existin g subsfrat e coating , type o f

prime r to b e used , whethe

r i t wil l b e applie dinsid e o r

outsid e andth e type o f

topcoat . Encapsulatio n Encapsulatio n i s aproces s tha t make s lead-base dpaint

inaccessibl e b

y providin g abarrier between th e lea

dpaint an dth e environment . Th e requirement s fo r encapsulatio n system s provide di n Sectio n V.G . o f

Regulatio n 1 9 wil l b e followed . Th e barrier i s forme dusin g a reinforce dor

non-reinforce dliquid-applie dcoatin g (e.g. , LeadMaster , L-B- C Lea dBarrier Compoun dandInsl-Ca

p Lea dEncapsulatin g Compound ) o r a n adhesively bonde dcoverin g materia l (e.g. , sheet

viny l systems , floo

r tile , wall system s an

dothe r adhesively bonde dsystems) . Liqui dencapsulant s are usually applie dwit h bmshes , rollers , sprayer s o r frowels. Only surface s wit h non-deteriorate dsubsfrate s ma y b e considere dfo

r encapsulation . Deteriorate d component s or

paint films (i.e. , rotten wood , ruste dsteel , spalle dplaster , masont y i n needo f repainting , an

darea s tha

t ar e subject t o moisture problems ) ar

e no t recommende dfo

r encapsulation . Frictio n surfaces , suc h a s windo w jambs , interior floors, exterior

woo dflooring andstairs , ar

e als o unsuitabl e fo

r encapsulation . Th e surfac e preparatio n procedure s describe d abov e fo r paint filmstabilizatio n wil l b e performe dprio r t o applyin g a

n encapsulant . Becaus e mos t

lead-base dpain

t films ar e made u p o f man y pain t layers , ameasur

e o f ho w well thes e layer s adher e t o eac h other andt o th e bas e subsfrat

e will b e agoo dindicato r

o f whether or no t th e surfac e shoul db e encapsulated . Th e paint filmmus t demonsfrat

e adequate adhesio n betwee n th e layer s andt o th e substrate , a s determine db y acertifie dinspector , usin g appropriate method s i

n accordanc e wit

h HU D Guidelines . T o determin e whethe

r or no t a n existin g painte dsurfac e i s aviabl e candidat e fo r encapsulatio n andt o determin e th e prope r encapsulant , a"patc h test " wil l b e perfonned . A patch tes t i s afieldtes t

procedur e i n which asmal l are aofth e existin g lead-base dpaint surfac e i s prepare dan dth e encapsulant applied . A

t leas t on e patch tes t

shoul db e performedfo

r eac h type o f component

i n eac h roomor

exterior locatio n where th e encapsulant i s to b e used . Patch test s shoul dals o b e performe don thos e surface s tha t ar e th e mos t

likel y t o fail . Fo

r instance , patc h test s shoul db e performe di n area s tha t hav e been identifie dwit

h potentia l adhesio n problem s du e t o moisture o

r on load-bearin g wall s becaus e they ar e subject to highe r stresses . I n general , encapsulant s mus t no t b e applie dove

r dirt , rust , oil , grease , mildew , chal k or other surfac e contaminants . Th e painte dsurfac e shoul db e cleane dwit h atri-sodiu mphosphate (TSP ) detergent . Afte

r washing , th e surfac e i s rinse dwit h clea n water . Som

e lead-base dpaint films are gloss y andshoul db e deglosse dt o improv e adhesio n wit h th e selecte dencapsulant . Specia l deglossin g material s ar

e usually suggeste dby th e encapsulan t manufacturer . I

n som e cases , we t sandin g ma

y b e th e onl

y effectiv e metho do f

deglossing . Al l loos e paint shoul db e 5 535390 3 6 4 o f 8 2 CR S 3/16/201 0 9:4 4 .A M RSO.O O DSO.O O Patnci aBerge r

Lake County Recorde r LCCH P Phas e 2 Wor

k Pla n March , 200 9 remove dfro

mth e surfac e by wet-scraping . Th e are aprepare dfo r th e patc h tes t

shoul db e a

t leas t 2 inche s large

r i n each directio n tha

n th e are at o b e encapsulate dfo r th e test . For

liquid

applie dencapsulants , apatc h tes t wil l b e conducte do

n a6-inch b

y 6-inch are ao n on e wall o f each roo mbein g freated unles s i t i s ha s bee n establishe dtha

t bot h room s hav e th e sam

e paint histoty . Fo r

fiber-reinforced encapsulants , asmalle r 3-inch by 3-inch are ama

y b e used . Afte

r th e surfac e ha s been prepared , th e encapsulant i s applie dan

dcure daccordin g t o th e manufacturer' s recommendations . Afte r th e encapsulant

ha s cured , th e patc h i s examine dfo r adhesio n an dcompatibilit

y wit h th e existin g lead-base dpaint . Ther e ar e anumbe

r o f test s tha t ma y b e employe dt

o evaluate encapsulant

adhesion , a s describe di

n Chapter 13 , Sectio n V.I. C o f th e HU D Guidelines , includin g th e X-Cut Adhesio n Method , th e Patch Edg e Metho dor th e Soundnes s Method . Th e decisio n t o procee dwit h a n encapsulatio n respons e actio n an dselectio n ofth e encapsulant

ma y dependo

n th e result s o f

such apatc h test . Enclosure Enclosure i s th e installatio n o f arigid , durabl e barrie

r tha t i s mechanicall y attache dto buildin g components . Surface s wit h lead-base dpain

t ar e enclose di

n orde r t o prevent

acces s and exposure an dt o provid e a"dust-tight " system . Enclosur e i s normally implemente dfo r larg e surface s suc h a s walls , ceilings , floors an dsiding . Enclosur

e system s will b e installe dfollowing th e procedure s presente di n Sectio n V.G . o f

Regulatio n 1 9 andChapte r 12 , Sectio n II

I ofth e HU D Guidelines . All unsoun dsubsfrate s an

dstructura

l member s tha

t wil l suppor

t th e enclosure wil l b e repaire dprio r

t o constmctin g th e enclosure . All lead-base dpainte dsurface s t o b e enclose dwill b e labele dwit

h wamin g sign s ("Danger : Lead-Base dPaint" ) evet y 2 feet , bot

h verticall y and horizontally . A drawin g ofth e building' s floor pla n tha t show s wher

e th e lead-base dpaint

ha s bee n enclose dwil l b e prepare dan dinclude dwit h th e Propert

y Documentatio n Repor

t provide d t o th e propert

y owner . A cop y ofthi s drawing , covere dwit h plastic , wil l b e place dwithin th e buildin g in a

n easil y accessibl e are asuch a s autilit y roo mor closet . Th e followin g material s ca n b e usedt o constmc t

interior surfac e enclosures : woo d paneling , gypsumdrywall/fiberboardan dcertain type s o f laminatedwal l sheetin g products . Woodpanelin g i s commonly use dfo r wal l enclosure s but

canno t b e use dfo

r ceilin g enclosures . There shoul db e no gap s i

n seams , aroundoutlets , boxe s an dregisters , All seam s shoul db e caulked . Drywall/fiberboar dma y b e use dfo

r wal l an dceilin g enclosures . Th e drywall i s usually glue ddirectl y onto th e affecte dsurfac e wit h constmctio n adhesive s andthen mechanicall y fastene dt

o th e stud s or

stmctur e behin dth e plaster . All joint s wil l b e tape dand seale dwit h join t compound . I

n area s wher

e moistur e i s aproblem , moisture-resistant dtywal l shoul db e installed . Whereve r th e dtywal l meet s woodframing or any othe r finish material , the seam s shoul db e seale dwit h caulk o r other sealant . Lead-base dpainte dfloors shoul db e enclose dwit h 14-inch-thic

k o r thicker plywoo d(o r other underlayment) . Th e plywoo di s the n covere dwit

h th e desire dfloor

covering . Woode

n step s wit h lead-base dpaint

shoul db e completely covere dwit h viny l o r mbber freads an drisers . Painte dpipe s ca

n b e enclose dwit

h th e sam e kindo f tap e tha t i s use dt o mak

e plaster casts . The 5 635390 3 3^16/201 0 9:4 4 A M Patrici aBerge r 6 5 o f 8 2 CR S RSO.O

O DS O 0 0 Lak e Count y Recorde r LCCH P Phas e 2 Wor

k Pla n March , 200 9 wrappe dtap e shoul doverla p itsel f s o that i t i s no t dependen t

on adherin g t o th e painte dsurface . Fram e cover s ma

y b e use dt o enclos e bot

h woo dan dmeta

l doors . Th e followin g material s ca n b e use dt o constmc t

exterio r surfac e enclosures : viny l or aluminu msiding , boardproduct s mad e o f syntheti c fiberboardor

woo dcomposites , natural or syntheti c bric k

andston e veneer s an dstucco . Viny l or aluminumsidin g ma

y b e use dt o enclos e exterio r painte dsurfaces . An y defectiv e substrate s mus t b e repaire dor

replace dprio r

t o attachin g siding . Sidin g ma y no t provid e a n airtight enclosure ; t o ensure tha

t dus t doesn' t "leak " throug h enclosur e systems , abreathabl e clot h materia l such a s Tyvek

(or a n equivalen t

material ) can b e installe dprio r

t o placin g siding . Aluminumcoi l stoc k ca n b e use dt o cover

soffits , facia , decorativ e crow n molding , doo r an dwindo w frames, parapet s an dother moldings . Al l enclosure s shoul db e designe dt o b e dust-tight fo r a t leas t 2 0 years . Al l crevices , holes , seams , edges , joint s an dcrack s shal l b e caulked . Th e undersid e o f al l enclosure s shal l b e back-caulke dt o fiirthe

r preven t leade ddus t

andlea dresidue s fro

mescapin g th e abate dsurface . Frictio n an dImpac t

Surfac e Treatmen t Frictio n surface s ar e thos e surface s usuall y subjecte dt o abrasion , whic h create s th e potential t o generat e dus t

fro mlead-base dpainte dsurfaces . Commo n frictio n surface s includ e part s of awindo w that

are rubbe dwhen th e windo w i s opene dandclosed , tight-fittin g doors , cabine t doors , drawers , stairwa

y freads, an drailings . Floor s ma y als o b e considere dfrictio n surfaces , however , th e method s describe din thi s sectio n typically appl y only t o th e component s liste dabove . Impac t surface s ar e thos e tha

t protmd e outwar

dandten dt o b e bumpe dandbanged . Th e mos t commo n impac t

surface s ar e doors , doorjambs , door trim , doo r

stops , outsid e comer s o f walls , baseboards , sho e moldings , stai r riser s andchair-rai l moldings . Subjec t t o th e preference s ofth e propert y owner anda n evaluatio n o f

cost , th e mos t effectiv e optio n ma

y b e t o remov e an dreplac e th e friction or impac t componen t

or t o perfor ma pain t removal . Ifth e component s o r paint are removed , th e procedure s describe dbelo w i n Sectio n 5.6.3. 3 wil l b e followed . However i n some cases , friction or

impac t surface s ma

y b e covered/enclosed , o r

otherwis e treated , t o adequatel y eliminate o r contro l potential dus t generatio n cause db y abrasion . Fo r windo w systems , i

t i s possibl e t o instal l replacemen t windo w channel s o r

slide s mad e o f

aluminum , viny l an dpolyviny l chlorid e (PVC) . Thes e component s wil l b e back-caulke dandnaile dinto plac e t o provid e a n adequate seal . Fo r

doo r systems , wher

e th e doo r mb s o r sticks , th e simples t

solutio n i s t o remov e th e doo r an dplan e dow n al l frictio n point s usin g appropriat e dust-contro l method s (e.g. , we t method s or

HEPA-filter-equippe d tools) . Installatio n o f

mbbe r treadguards , carpe t

o r til e i s recommende dt o lesse n th e fVictio n o n stai r freads, provide dtha

t th e lead-base dpaint

i s i n goo dconditio n o

r i s adequatel y seale do r encapsulated . 5.6.3.3 Paint

Removal and Replacement

5 735390 3 3'16/201 0 9:44A M Patrici aBerge r 6 6 o f 8 2 CR S RSO.O

O DSO.O O Lak e Count y Recorde r LCCH P Phas e 2 Wor

k Pla n March , 200 9 Thi s sectio n describe s th e genera l procedure s andreference s relevan t specifi c regulation s an dguideline s fo

r removal an dreplacemen t actions , includin g paint

removal an dpainte d componen t

removal . Pain t Removal Pain t removal involve s separatin g th e lead-base dpaint fromth e substrate usin g hea t guns , chemical s o r

certai n containe dabrasiv e measures . Paint remova l mus t b e conducte dusin g appropriat e method s an dconfro l technologies , a s describe di n Secfion V.B . o f

Regulatio n 1 9 an d Chapter 12 , Sectio n F

V ofth e HUD Guidelines , t o contai n particulat e matte r anddus t whic h ma

y b e generated . Removin g lead-base dpain t wit h ahea t gu n work s wel l on woo dsurface s bu t wil l usuall y damag e dtywal l an dplaste r surfaces . Hea

t gun s shoul db e operate dat amaximumhea

t settin g o f 1,10 0 degree s Fahrenheit . Fo r mos t heat guns , th e optimal distanc e fromth e en dofth e heat gu n t o th e workin g surfac e i s 3 t o 6 inches . Hea t shoul db e applie dt o jus t

softe n th e paint , no t allowin g th e pain t

filmt o scorc h o r

smoke . A

t th e vet y first

sig n o f pain t softening , blisterin g o r bubbling , th e us e ofth e heat gun wil l b e discontinue dandth e loos e pain t wil l b e scrape dof

f th e surface . When performin g lead-base dpain t remova l wit h ahea t gun , afull

y charged , ABC-tj^je , 20-poun dfire extinguishe r mus t b e availabl e withi n 10

0 fee t ofth e wor

k area . Abatement personne l are require dt o wea r powere dair-purifyin g respirator s wit h HEPA-filtere dcartridge s an dorganic-vapo r

cartridge s whe n performin g abatemen t activitie s wit

h ahea t gun . Pain t ma y b e remove dfrommos t

surface s b y we t

scraping . Wet

scrapin g ca

n b e accomplishe db y usin g aspra y bottl e or

spong e attache dt o apain t scraper . Th e surfac e ma

y als o b e miste dwit

h wate r an dscrape dwit

h aputt y knif e o r simila r instmment . We

t scrapin g i s generall y use dt o remov e flaking pain t prio r t o paint-fil mstabilizatio n o r encapsulation . We

t scrapin g wil l no t

b e performe daroun dliv e elecfrica l circuits/outlets . I f

elecfrica l outlet s ar e presen t withi n abuildin g componen t t o b e removed , th e circuit s mus t b e tume dof

f an d disconnecte dprio r

t o wet-misting . Dr

y scrapin g o f

lead-base dpain t

i s allowe donl y whe n workin g wit

h heat guns . HEPA sandin g use s traditional electri c sander s (disc , orbital or vibratin g sanders ) equippe dwit

h aspeciall y designe dcontainment systemtha

t i s place dunder

apartial vacuum . Al l exhaus t

ai r i s passe dthroug h aHEPA filter t o reduc e th e amount

o f airbom e lea

ddus t and particulates . A s discusse dpreviously , chemical strippin g method s shal l onl y b e use dt o remov e lead-base d pain t fro mhighl y decorativ e or

omat e component s o r

surface s tha

t are otherwis e difficult

t o abat e by any othe r

method . I f

chemical remova

l i s th e desire daction , on-sit e or off-sit e pain t strippin g ma

y b e performed . Genera l procedure s fo

r usin g chemica

l remover s ar

e a s follows . Th e pain t

remover i s applie dwit

h aspatula , trowe l o r

brus h andallowe dt o si t

fo r th e require dperio do f

tim e followin g al l manufacturers ' directions . Th e remover shoul dno t

b e allowe dt o dt y ou t

durin g thi s process . Afte

r waitin g th e require dperio do f time , th e softene dpaint

i s remove dwit

h a 5 835390 3 3/16/201 0 9:4 4 A M Patrici aBerge r 6 7 o f 8 2 CRS RSO.O

O DSO.O O Lak

e Count y Recorde r LCCH P Phas e 2 Wor k Pla n March , 200 9 scrape r or putt y knif e an ddeposite dinto awatertigh t an dcorrosion-proo f

container . Th e wast e wil l b e dispose do f

i n accordanc e wit

h Sectio n 6. 2 ofthi s wor

k plan . Th e sfrippedsurfac e i s the n thoroughl y cleane dto remov e lea dan dpaint-remove r

residues . Th e freatedsurface s mus t the n underg o aneufralizatio n proces s (thi s mus t b e accomplishe dimmediatel y fo r woo dsurface s befor e the y dt y out) . Afte

r th e neutralizatio n process , th e dam p surfac e i s cleane dwit

h ahigh

phosphat e detergen t

o r cleaner an dfollowe du

p wit h aclea n water rinse . Ifth e rins e water exhibit s ap H greate r

than 8 , th e neufralizatio n proces s shoul db e repeated . Afte r neutralizatio n i s achieved , th e surfac e ma y b e repainted . Surface s that hav e undergon e th e remova l proces s shoul db e repainte dusin g late x pain t only . Cleanu p an dclearanc e samplin g are performe dafte r removal activities . When usin g chemical pain t removers : (1 ) product s that contai n methylen e chlorid e wil l b e avoide dan d(2 ) aportabl e eyewas h statio n capabl e o f providin g a15-minut

e flow wil l b e availabl e o n site . Personal protectiv e equipmen t require dfo

r thi s metho dinclude s chemicall y resistan t

clothing ; lon g neoprene , nifrile , mbbe r or PV C gloves ; andfac e shields . Off-site strippin g ma

y b e performed , provide dthat th e off-sit e strippe r i s qualifie dt o handl e lead-base dpaint . Fo r off-site stripping , th e componen t wil l b e remove dan dtagge dt o indicate it s original locatio n withi n th e house , wrappe din 6-mi l plasti c andsent t o th e off-site sfrippin g location . Th e freateditemshoul db e cleane dusin g aHEP A vacuum , washe dwit

h a phosphate-containin g detergent , allowe dt o dt y an dcleane dagai n wit h th e HEP A vacuu mprio r t o replacement . Removal an dReplacemen t of aBuildin g Component Componen t

replacemen t

ma y involv e th e remova

l o f item s suc h a s doors , windows , frim, baseboards , chair-rai l molding , exterio r fascia , soffits , shutters , crow n molding s an dother component s that

represen t lead-based-pain t

hazards . Al l replacemen t component s shal l b e free o f lead-base dpaint . Th e buildin g componen t

t o b e remove dwil l b e miste dwit h wate r to minimiz e th e amount o f lea ddus t generate ddurin g removal activities . Frequen t vacuumin g wit

h aHEPA-filter

equippe dvacuu mcleane r

i s recommende ddurin g th e remova l process . Afte r removal , th e componen t

wil l b e wrappe di

n 6-mi l plasti c an dseale dwit h tape . Smaller debri s generate db y replacemen t activitie s wil l b e wet-miste dan dplace dinto 6-mi l plasti c bag s an dseale dwit h tape . Waste managemen t an ddisposal wil l b e performe da s outline d i n Sectio n 6.2 , Lead-Base dPaint , Dus t an dAssociate dDebris . 5.6, 4 Interio r

Pain t Clearanc e Samplin g A s discusse dpreviously , al l interio r pain t respons e action s wil l b e followe dby dus t abatemen t a s describe di

n Sectio n 5.5. 4 t o mee t

th e cleanin g requirement s o f Sectio n V.H . o f Regulatio n 19 . Bot

h avisual clearanc e inspectio n an dclearanc e samplin g wil l b e performe d followin g respons e action s fo r interio r paint andsubsequen t

dus t abatement . Th e final visual inspectio n wil l b e performe dt o confir mth e completio n o f

paint abatemen t

an dsubsequen t cleanin g activitie s an dt o confir mthat wor k wa s conducte da s specifie di n th e Respons e Actio n 5 935390 3 3/16/201 0 9:4 4 A M Patrici aBerge r 6 8 o f 8 2 CR S RSO.O

O DSO.O O Lak e Count v Recorde r LCCH P Phas e 2 Wor

k Pla n March , 200 9 Plan . A certifie dinspecto r o r ris k assesso r fo r lead-base dpain t

activitie s wil l perfor

mth e inspection . Th e wor

k are aandadjacent

area s use dfo

r acces s t o th e wor

k are awil l b e inspecte d t o identif y th e remain s ofan y deteriorate dpaint , visibl e dus t and/o r debris . I f

problem s ar e note ddurin g th e visual inspection , clearanc e samplin g wil l b e postpone dunti l additional cleanin g ha s bee n performed . Becaus e componen t

an dpain t remova l an dreplacemen t

and/o r encapsulatio n activitie s can creat e dus t

containin g lead-base dpaint , dus t sample s wil l b e use dfo

r clearanc e samplin g afte r pain t actions . Th e clearanc e sample s wil l b e collecte dusin g th e same wip e method s a s use dfo r clearanc e samplin g followin g dus t confro l an dabatemen t

actions , a s describe di

n Sectio n 5.5. 4 an di

n th e SO P fo

r Dus t Clearanc e Samplin g (Appendi x A) . On e wip e sampl e wil l b e collecte dfromth e floor an don e from awindowsill , i f present , in eac h roo mofth e wor k area . I f any pain t sealant s wer e use da s par t ofth e respons e action , the n th e clearanc e sample s wil l b e collecte dat

leas t on e hou r afte r th e sealant

ha s dried . Al l clearanc e sample s wil l b e submitte dt o a n NLLAP-recognize dlaboratot y fo r analysi s o f

lead . Eac h wip e sampl e mus t

mee t th e followin g clearanc e level s fo r lea di n order fo r wor k t o b e considere dcomplete : floor sample s les s than 10

0 fig/ft ^ an dwindo w sample s les s than 50 0 ^g/fl^ . Ifth e result s ofth e clearanc e samplin g excee dthes e levels , dus t abatemen t

procedure s wil l b e repeate dan dclearanc e sample s wil l b e collecte dagain . 5.6. 5 Exterio r

Pain t Clearanc e Samplin g Followin g exterio r

pain t abatemen t

actions , bot

h visual inspectio n an dclearanc e samplin g wil l b e performed . Clearanc e sample s wil l includ e dus t wip e sample s andsoi l sample s whic h wil l b e collecte di

n accordanc e wit

h th e SOP s fo

r Clearanc e Dus t

Samplin g an dClearanc e Soi l Samplin g (Appendi x A) , respectively . Th e clearanc e dus t

sample s wil l b e collecte dusin g th e wip e method . A minimu mo f tw o clearanc e sample s wil l b e collecte dfro mth e wor

k area . On e sampl e wil l b e collecte dfroma n exterio r windowsil l an don e from ahardsurfac e suc h a s apatio , walkway , o r deck , i f present , withi n th e wor

k area . Th e wip e sample s wil l b e submitte dt o a n NLLAP-recognize dlaboratoty fo r lea danalysis . Eac h wip e sampl e mus t

mee t th e followin g clearanc e level s fo r lea di n orde r for wor k t o b e considere dcomplete : exterio r windo w sil l sample s les s tha n 50 0 ng/ft

^ andexterio r

surfac e sample s les s tha n 80 0 ^g/ft^ . Ifth e resul t for aclearanc e sampl e exceed s thes e levels , additiona l cleanin g wil l b e performe dandclearanc e sample s wil l b e collecte dagain . Clearanc e soi l sample s wil l als o b e collected . Whenever a n exterio r paint respons e actio n i s taken , soi l sample s wil l b e collecte dbot h prio r t o an dfollowin g tha

t actio n to confir

m tha t th e respons e actio n doe s no t resul t in highe r leadconcenfration s i

n soi l aroun dth e wor

k area . Bot h th e pre-abatemen t

an dpost-abatemen t

soi l sample s wil l b e take n usin g procedure s 6 035390 3 .3/16.'201 0 9:44A M Patrici aBerge r 6 9 o f 8 2 CR S RSO.O

O DSO.O O Lake Count y Recorde r LCCH P Phas e 2 Wor

k Plan March , 200 9 tha t ar e consisten t

wit h Colorado' s Regulatio n 19 , a s describe di n Sectio n V.J.I.e.(2 ) an dth e SO P fo r Clearanc e Soi l Samplin g (Appendi x A) . At leas t on e pre-abatemen t

soi l sampl e wil l b e collecte dfromth e planne dwor k are aby obtainin g acomposit e sampl e consistin g o f at leas t 5 an dn o more tha

n 1 0 subsample s collecte d alon g th e buildin g perimeter/driplin e withi n th e designate dwor k area . Th e lea

dconcenfratio n i

n th e pre-abatemen t

soi l sampl e wil l b e use da s th e basi s fo r compariso n wit

h th e post-abatemen t samples . Th e post-abatemen t sample s wil l b e collecte dfollowin g completio n o f al l pain t abatemen t an dassociate dclean-u p activities . At leas t tw o post-abatement

soi l sample s wil l b e collecte dfromwithi n th e designate dwor k are ab y obtainin g composite sample s o f a t leas t 5 an d n o mor e than 1 0 subsample s collecte dalon g th e buildin g perimeter/dripline . Bot h pre - and post-abatemen t

sample s wil l b e analyze dfo r lea db y a n NLLAP-recognize dlaboratoty . Th e exterio r

abatemen t

wor k wil l b e considere dcomplete when th e lea dconcentratio n o f th e post-abatemen t

soi l i s les s than or

equal t o th e lea

dconcenfratio n ofth e pre-abatemen t soil . Ifth e soi l clearanc e level i s no t met , the n arespons e actio n to addres s th e residual lea dleve l i n soi l ma y b e required . Any respons e actio n take n t o addres s residua l lea dlevel s i n dripline/foundatio n soil s wil l b e i n accordanc e wit

h Sectio n V.F . o f

Regulatio n 19 . 5.6. 6 Soi l Respons e Action s Relate dt o Exterio r Pain t Actio n Ifth e result s o f

soi l samplin g performe dfollowin g a n exterio r pain t respons e actio n indicat e a n increase dsoil-leadconcentration , soi l abatemen t wil l b e performe di

n accordanc e wit h Sectio n V. F o f

Regulatio n 19 . 5. 7 Maintenanc e an dFollo w U p A t th e completio n o f

respons e actions , propert

y owner s andcurren t

resident s wil l b e provide dwith instmction s for maintainin g component s ofth e remed y suc h a s so dareas , landscaping , pain t

encapsulants , etc . Th e maintenanc e activitie s associate dwit h eac h respons e actio n wil l b e full

y explaine dt o th e propert y owner (an dresident , when appropriate ) durin g discussio n o f

recommende daction s an dupo n completio n ofth e selecte daction . Th e oversigh t representativ e fo

r CDPHE wil l retu mapproximatel y I yea r afte r remediatio n t o evaluat e th e conditio n ofan y lawn , landscaping , concrete , asphal t o r architectural/stmctural component s place do r freateddurin g th e original respons e action(s) . Remedie s ma y als o b e re-evaluate da s par t o f EPA' s Fiv e Yea

r Review s ofth e Califomi aGulc h Superfun dSite . I f thi s inspectio n reveal s tha t placemen t

o f so d o r gras s wa s no t

successfu l (i.e. , plant material s di dno t

survive ) du e t o circumstance s beyon dth e contro l ofth e propert y owner or resident , th e progra

mwil l hav e themreplaced . If suc h placement

wa s no t successfu l du e t o neglec t (e.g. , lac k

o f water ) o r a s aresul t

o f damag e cause db

y an y other perso n (e.g. , vehicl e 6 135390 3 3/16/201 0 9:4 4 A M Patrici aBerge r 7 0 o f 8 2 CR S RSO.O

O DSO.O O Lak e Count y Recorde r LCCH P Phas e 2 Wor

k Pla n March . 200 9 traffic) , th e progra

mwil l no t

repai r th e damag e o r

b e hel dresponsible . An y drainag e problem s an dassociate dprcperty damag e tha t resulte dfromremediatio n activitie s wil l als o b e correcte da t thi s time . I f

any concret e o r

asphal t component

place ddurin g arespons e actio n exhibit s excessiv e crackin g o

r require s repai r

du e t o inadequate qualit

y contro l procedure s durin g placement , th e progra

mwil l repai r

o r replac e th e defectiv e areas . Th e progra mwil l als o repai r o r replac e damage darchitectural or stmctural component s if

i t i s detennine dtha

t the y were no t properl y installe do r

treate ddurin g th e respons e action . 5. 8 Temporary Wor k Stoppage s I f condition s ar e encountere dwhic h ar e beyon dth e contro l ofth e remediatio n contracto r that dela y o r preven t th e implementatio n o f

respons e actions , th e contracto r wil l sto p wor

k an d immediatel y infor

mCDPH E wh o will , i

n tum , infor

mth e propert

y owner . Thes e condition s include : • Artesia

n well s or othe r subsurfac e flow phenomena ;

• Residential buildin g o r stmctural impairments ;

• Unknow n utilitie s o r

subsurfac e feature s suc h a s abandone dsepti c system s or utilit y lines ;

• Any significant

archaeological findings; and

• Any unforesee n condition s withi n th e home , which ma y affect th e completio n of a pain t respons e actio n suc h a s buildin g cod e violation s o r unsoun dstmctural condhions . Thes e condition s wil l b e evaluate dan dthos e withi n th e confrol o f CDPH E wil l b e remedie da s soo n a s possibl e t o allo w activitie s t o resume a t th e property . Stmctural condition s o r obviou s buildin g cod e violation s discovere ddurin g remediatio n wil l b e th e responsibilit y ofth e individual propert

y owne r t o resolv e prio r

t o resumin g remediation . 5. 9 Decontaminatio n Heav y equipmen t

andtool s use di

n th e remediatio n proces s wil l b e decontaminate dprio r t o leavin g th e wor

k are asite . Decontaminatio n wil l first involv e abms h dow n o f

remediatio n equipmen t

i n th e yardt o remov e visibl e accumulatio n fro mbod y an dtires . Us e o f

water wil l b e avoide dwheneve r

possible . Wate

r wil l b e usedi f

visibl e contaminatio n i s eviden t afte r dt y bmshin g andprio r

t o movin g equipment

fro mth e site fo

r any reason . I

n thes e cases , equipment wil l b e washe dwhil e o n th e premise s t o minimiz e th e migratio n o f mu dan dwater

t o th e sfreets . 6 235390 3 3/16/201 0 9:4 4 A M Patrici aBerge r 7fof8 2 CR S RSO.O

O DSO.O O Lak e Count y Recorde r LCCH P Phas e 2 Wor

k Pla n March , 200 9 Worker s wil l b e require dt o decontaminate dail y o r whenever leavin g asite wher e soi l removal activitie s ar e bein g performed . Personal decontaminatio n protocol s wil l b e include di n th e site Healt

h an dSafet

y Pla n an dinstitute dby th e remediatio n contractor' s sit e manager . Sfreets , rights-of-wa

y an dacces s route s shal l b e cleane do f noticeabl e accumulation s o f soil , dust , or debri s tha t

ar e atfrlbutabl e t o yar

dremediatio n activities . 5.1 1 Sit e Inspectio n Onc e th e respons e action(s ) an dany associate drepair s ar e complete dan dal l dispute s associate dwit

h th e action s ar e resolved , CDPH E wil l inspec t th e site wit

h th e propert

y owners . At thi s inspection , th e Soi l Remediatio n Site Pla n wil l b e finalize dan dth e propert y owners/resident s wil l b e aske dfo r thei r sign-off , attestin g that

th e wor k wa s performe da s agreed . Fo r

soi l respons e actions , th e final signe dSit e Pla n (as-built ) wil l b e include da s a n attachmen t

t o th e Property Documentatio n Report .

6335390 3 3/16/201 0 9:4 4 AN- f Patrici aBerge r 7 2 o f 8 2 CR S RSO.O

O DSO.O O Lak e Count y Recorde r LCCH P Phas e 2 Wor

k Plan March , 200 9 6. 0 WAST E MANAGEMEN T AN D DISPOSA L Wast e material s generate ddurin g implementatio n ofth e LCCH P Phas e 2 , whether hazardou s o r

non-hazardous , wil l b e dispose do f in accordanc e wit

h al l Federal , State andloca l regulation s andguidelines . Th e types o f wast e material s generate dma y includ e excavate d contaminate dsoil , lead-base dpain t debri s an dothe r

constmction , demolitio n an dinvestigation

derive dwastes . 6. 1 Residentia l Soi l Repositor y Soil , landscap e material s an dvegetatio n remove dfro mresidential yard s an dpropertie s show n t o contai n lea

dat concenfration s greater

tha n 350 0 mg/K

g (base do n th e result s o f investigativ e sampling ) wil l b e consolidate di n th e residential soi l repositoty . Th e detail s ofth e residential soi l repositoty wil l b e containe di n aseparate repositoty pla n document . 6. 2 Lead-Base d Paint , Dus tand Associate d Debri s Curren t USEPA polic y (USEPA , 2000 ) allow s fo r management

anddisposa

l o f lead

base dpain t

debri s generate db y resident s an dconfractor s a s "househol dwaste" . Under 4 0 CF R 261.4(l3)(I ) househol dwaste s ar e exclude dfromth e hazardou s wast e management requirement s ofth e Resourc e Conservatio n an dRecovety Ac t (RCRA ) andca

n b e dispose di

n amunicipa

l solid-wast e landfill . Waste s generate db y th e LCCH P Phas e 2 containin g lead-base dpaint an d othe r waste s associate dwit

h lead-base dpain t

activities , includin g disposabl e cleanin g equipment , containmen t

material s an dpersonal protectiv e clothing , wil l b e dispose da s househol dwastes . Thes e types o f waste s wil l b e manage dprio r t o disposal a s follows :

• Wooden component s coate dwholl y o r in par t b y lead-base dpaint

wil l b e wrappe di

n 6-mil polyethylen e sheetin g andseale dprio r t o removin g th e wast e fro mth e containmen t

o r wor k area . • Other waste s wil l b e manage dusin g saf e wor k practice s fo

r lead-base dpaint

debris . Lead-base dpain t

debri s an dassociate dmaterial s generate db y th e LCCH P Phas e 2 wil l b e dispose di

n th e Lake Count

y solid-waste landfill . Waste s generate da s par

t of adus t respons e actio n are als o considere dhousehol dwaste s an dma y b e dispose do f

i n amunicipal solid-wast e landfill . Thes e waste s ma y includ e HEPA

vacuu mwaste , plasti c sheeting , tap e andother material s use dfo

r containmen t

durin g respons e actions , was h water , rags , sponges , mops , disposabl e wor k clothe s an drespirato r

filter cartridges . 6 4

# I I 35390 3 3/16/201 0 9:4 4 AKi Patrici aBerge r 7 3 o f 8 2 CR S RSO.O

O DSO.O O Lak e Count y Recorde r LCCH P Phas e 2 Wor

k Pla n March , 200 9

7. 0 DAT A MANAGEMEN T Dat acollecte db y th e bloo dlea dmonitorin g an denvironmental testin g program s are use d t o evaluat e th e performanc e ofth e program . Bloo dleadan denvironmental testin g dat awil l remai n accessibl e beyon dactiv e implementatio n ofth e LCCH P Phas e 2 . Bot h hard-cop y record keepin g an delectroni c dat amanagement system s wil l b e operate dan dmaintaine da s par t ofth e LCCH P Phas e 2 . Dat amanagement wil l requir e coordinatio n wit h th e Lak e Count y Publi c Healt h Agency , Lake Count

y Building/Lan dUs e Departmen t andAssessor' s Office . CDPH E wil l hav e primat

y responsibilit

y fo r maintenanc e o f

record s describin g th e result s o f environmental investigation s an drespons e action s a t individua l properties , wit

h copie s bein g maintaine da

t th e Lake Count

y Buildin g an dLandUs e Department . Lake Count y maintain s informatio n regardin g propert y ownershi p throug h th e Lake Count y Assessor' s Office . Th e Lake Count

y Publi c Healt

h Agenc y maintain s bloo dlea ddat aandwil l b e responsibl e fo r maintainin g th e existin g LCCH P databas e t o facilitate linkag e o f propert y an dbloo dlea

ddata . Th e Lake Count

y Lan dUs e Department

maintain s thei r

ow n record s regardin g propert y description s an dare azonin g bu t relie s on record s maintaine db y CDPHE fo

r informatio n regardin g environmenta l samplin g andremediatio n statu s o f individua l properties . Th e elecfroni c databas e i s th e primat y too l fo r fracking propertie s andthei r remediatio n statu s an dserve s th e followin g dat amanagement need s fo r th e program : store bloo dlea

ddat afo r numerou s childre n andfo r multipl e tes t

results ; store environmental tes t

result s fo r individual properties ; link paire dblood-leadan

denvironmental tes t

result s fo r individua l residents ; maintai n integrit

y o f existin g an dfutur

e data ; protec t confidentialit

y o f bloo dlea ddata ; allo w generatio n o f

outpu t report s i n usabl e formats ; integrat e Assessor' s Offic e informatio n fo r individua l properties ; provid e fo r accurat e andefficien

t impor t or input o f data ; allo w flexibility i

n dat aexpor

t andretrieval ; and provid e readil y accessibl e dat afor referenc e b y LandUs e Department . provid e readil y accessibl e dat at o CDPH E an dEP A fo r progra moversigh t

purposes .

65

# I -iS-^gO l 3/16/201 0 9:4 4 A M Patnci aBerge r 7 4 o f 8 2 CR S RSO.O

O DSO.O O Lak e County'Recorde r LCCH P Phas e 2 Wor

k Plan March , 200 9 Th e primaty functio n ofth e electroni c databas e wil l b e t o efficiently stor e dat acollecte d b y th e LCCH P Phas e 2 andt o maintai n tha t dat ai n areadil y accessibl e andusabl e format . Th e elecfroni c databas e wil l includ e th e followin g minimuminformation , by property : addres s an d ownership , are adesignatio n withi n th e Site , date s andresult s o f all environmental testing , decision s regardin g th e nee dfor remediatio n an ddate s o f

thos e decisions , respons e action s take n anddate s completed . Fo r al l familie s participatin g i n th e LCCH P Phas e 2 , elecfroni c dat awil l als o include , a

t aminimum : family name an dresidence , numbe r andage s o f

childre n i n family ; dat e o f entt y int o progra

man dany bloo dlea dtes t

result s anddate s o f

test s fo r eac h participant . Th e propert

y files will includ e al l ofth e informatio n store delecfronicall y bu t wil l als o manag e othe r

record s suc h a s laboratoty dat areport s an dqualit y assuranc e documentation ; relevan t conespondenc e wit

h propert y owners , resident s andregulatot y agencies ; family questionnaires ; photograph s ofth e property ; fieldnotes , desig n drawings ; Sit e Plans ; Respons e Actio n Plans ; andfinal Propert y Documentatio n Reports . A file structure fo r eac h propert

y i s provide di

n Tabl e 8-1 . Th e hard-cop y propert y files wil l b e maintaine dfo r th e lif e spa n ofth e LCCH P Phas e 2 an dwil l either b e store di

n perpetuit

y thereafter

or otherwis e recorded , wit

h appropriat e technolog y (e.g. , microfilm , sca n t o CD , etc.) , fo

r long-ter mstorage . Archive dfiles fo r propertie s where remediatio n wor k ha s bee n complete dma

y b e move dt o aLake Count y record s center . Th e LCCH P Phas e 2 databas e i s use dt o stor e an dfrack al l property , environmental , family an dbloo dlea

ddat acollected . Th e electroni c databas e ma y b e modifie do r

improve da s necessat y at

an y tim e durin g implementatio n ofth e LCCH P Phas e 2 , subjec t t o revie w and concurrenc e b y CDPH E an dEPA . Elecfroni c dat awil l b e update dan dmaintaine dfo r th e lif e spa n ofth e LCCH P Phas e 2 . Databas e maintenanc e wil l include routin e backup an dsystemati c erro r checking , a s describe di

n Appendi x F . Th e databas e cunenti y work s from aMicrosof t Access ® file whos e stmctur e i s describe d in detai l i n Appendi x F . Th e Lake Count y Publi c Healt

h Agenc y maintain s th e bloo dlea d databas e tha

t include s informatio n abou t individual familie s andchildren . Lake Count y wil l continu e t o maintai n th e existin g databas e tha t include s propert

y ownershi p record s an dlink s resident s t o properties . Thi s desig n ensure s th e confidentialit y o f un-release dbloo dlea

dtest s bu t maximize s th e amount

o f elecfroni c informatio n availabl e fo r us e by th e Healt

h Department an dLak e County . 7. 1 Dat a Import/Entr y Ne w informatio n wil l b e entere dinto th e databas e o n a n ongoin g basi s usin g a combinatio n o f

methods . Propert

y addres s an downershi p informatio n wil l b e obtaine di n electroni c forma

t fromth e Lak

e Count y Assessor' s Offic e an dtransmitte delectronicall y fo r impor t t o th e database . Ne w bloo dlea dtes t results , environmental samplin g resuh s an d questionnair e response s wil l generall y b e inpu t by han dusin g aserie s o f

dat aentt y screens . Th e dat aentt y screen s ar e designe dt o facilitate efficient , accurat e an dconsisten t dat aenfr y and 6 635390 3 7 5 o f 8 2 CR S 3/16/201 0 9:4 4 AM

RSO.O O DSO.O O Patrici aBerge r

Lake Cotmty Recorde r LCCH P Phas e 2 Wor

k Pla n March , 200 9 includ e pull-dow n list s o f

vali dentrie s fo

r man y ofth e dat afields. Al l manua l dat aenfrie s wil l b e reviewe dan dchecke dt o ensure accuracy . Qualit y confrol procedure s fo

r dat aentty , revie w an dconection s wil l b e establishe dby Lak e Count y Publi c Healt

h Agenc y fo

r thei r intemai use . Enfrie s that

hav e bee n checke dwil l b e distinguishe dfromthos e tha t hav e not , andonl y thos e enfrie s that

hav e bee n reviewe dandverifie dwil l b e considere dusabl e b y th e LCCHP Phas e 2 . 7. 2 Dat a Exportand Transfe r Dat astore di

n th e electroni c databas e ma y b e refrievedusin g pre-designe drefrieva l form s an dreport s or

throug h custo mquerie s an dreport s develope dby adat auser . Usin g th e dat a refrieva l form s develope dfo

r th e database , ause

r ma y generat e report s fo

r specifi c properties , suc h a s th e Propert

y Summat y Table , or

specifi c time frames, such a s annua l Bloo dLea

dData reports . Althoug h tw o separate database s are maintaine di n tw o separate locations , th e databas e ha s been designe dt o allo w electroni c fransfer o f informatio n fromon e databas e t o th e other . Th e transfe

r function s ofth e databas e hav e bee n preprogramme dt o allo w fo r exchang e o f

non confidentia

l data , such a s propert

y an dfamil y information , whil e preservin g th e confidentialit y o f unrelease dbloo dleadtes t results . Confidentia

l dat aare tracke db

y th e databas e an

dautomate d retrieval an dtransfer

function s ar

e designe dt o maintai n confidentiality , a s necessat y fo r th e variou s dat ausers . 7. 3 Databas e Report s A numbe r o f report s wil l b e routinel y generate dfromth e electroni c databas e t o assis t i n reviewin g resuhs , managin g variou s LCCHP Phas e 2 element s andtrackin g progres s a t individua l propertie s or

fo r individua l participants . Fo r

eac h propert

y wit h environmenta

l investigatio n results , aPropert y Summat y Tabl e repor

t wil l b e generated . Th e Propert y Summat y Tabl e wil l b e use dt o repor t environmenta

l testin g result s propert

y owne r an d residents , A hardcop y ofth e tabl e wil l b e include di n th e propert

y file maintaine db y Lak

e County . Th e databas e wil l als o b e usedt o periodicall y generat e th e Master

Summat y Table . Thi s summat y repor t provide s informatio n about th e investigatio n andremediatio n statu s a t eac h participatin g property . Th e Master Summat y Tabl e i s primarily atoo l fo r th e LCCHP Phas e 2 Wor k Group t o us e i

n trackin g remediatio n progres s an dma y als o b e use dby th e Lak

e Count y Lan dUs e Departmen t

i n identifyin g propertie s investigate dand/o r remediate dthroug h th e LCCH P Phas e 2 (o r

th e precedin g LCCHP) . Th e Lak e Count y Publi c Healt

h Agenc y wil l b e abl e t o generat e aserie s o f

report s t o summariz e bloo dlea

dtes t result s fo r th e Site , periodicall y revie w result s fro mvariou s area s withi n th e Site an dfrack

retes t schedule s andresult s fo

r children wh o require ongoin g monitoring . Th e Lake Count y Publi c Healt

h Agenc y wil l als o us e th e repor t generato r t o 6 735390 3 7 6 o f 8 2 CR S 3/16/201 0 9:4 4 A M

RSO.O O DSO.O O Patrici aBerge r

Lak e Count y Recorde r LCCH P Phas e 2 Wor

k Pla n March, 200 9 compil e summaty statistic s tha t describ e populatio n bloo dleadlevel s fo r specifie dtim e frames o r area s ofth e site . Summat y statistic s wil l b e availabl e t o Lake County , EPA , an dCDPHE fo r us e i n evaluatin g th e performanc e ofth e LCCH P Phas e 2 . I n addition , th e databas e wil l b e mad e availabl e t o CDPH E fo

r periodi c progra

mrevie w an doversight . CDPH E wil l mak e awritte n reques t t o Lak e Count

y for an y databas e updates , accompanie db y asigne dconfidentialit y statemen t fo r bloo dlea ddata . Th e databas e wil l als o b e availabl e t o EP A durin g it s five-year revie w process , subjec t

t o appropriat e confidentialit y protections .

6 835390 3 3/16/201 0 9:4 4 .A M Patrici aBerge r 7 7 o f 8 2 CR S RSO.O

O DSO.O O Lak e Count y Recorde r LCCH P Phas e 2 Wor

k Plan March , 200 9 8. 0 PROGRA M REVIE W AN D EVALUATIO N Th e LCCH P Phas e 2 i s transitionin g t o a n opwratio n andmaintenanc e program . Durin g th e nex t schedule dfive-year

review , cunenti y schedule dfo r September

2012 , th e partie s wil l evaluat e th e nee dt o modif y t o LCCH P Phas e 2 . Th e communit y education , bloo dlea

dtesting , an dclinica l managemen t

portion s ofth e progra

mwil l b e operate db y th e County , wit h th e environmenta l testin g an dremediatio n component s ofth e progra mbein g performe db y CDPHE . At any time , th e partie s ca

n agre e fo r th e Count

y t o assum e thi s portio n ofth e progra man d becom e completel y responsibl e fo r th e operatio n ofth e LCCH P Phas e 2 program . Durin g programoperation , coordinatio n amon g th e partie s wil l consis t o f quarterl y Wor

k Grou p meeting s or

conferenc e calls , t o b e attende db y EPA , CDPHE , an dLake Count y Publi c Healt

h Agenc y staff

. Th e Wor

k Grou p wil l als o hol dannual meeting s t o revie w an devaluat e th e annua l repor t describe di

n Sectio n 8. 1 ofthi s wor

k plan . Th e Wor

k Group ma

y decid e t o mee t

les s frequently o r

o n as-neede dbasis . Th e intent ofth e Wor

k Grou p meeting s i s t o provid e a n informa l settin g fo

r exchang e o f

progra minformation , statu s o f

participatio n andoufreach efforts , problem s encountered , an dpropose dchange s i n progra mprotocols . T o assis t progra mrevie w an dhelp monito r th e effectivenes s ofth e LCCH P Phas e 2 , CDPHE , Lake Count

y an dEP A ma y evaluat e an dprovid e dat asummarie s fo r consideratio n b

y th e Wor k Grou p fo r th e following : • Participatio n o f

are aresident s i

n th e bloo dlea

dmonitorin g an denvironmental testin g programs . • Effort s t o collec t

paire dbloo dlea

dandenvironmental lea

ddata , whenever

possibl e fo r elevate dbloo dlevels . Documente dquality assuranc e plan s an dprocedure s t o ensur e tha t bloo dlea dan d environmenta l dat aar e collecte dan danalyze di n th e proper

manner , an dthat

th e dat a ar e accuratel y entere dinto a n ongoin g databas e suitabl e fo r scientifi c evaluation . Annual reportin g o f

summat y statistic s for

participation , remediatio n statu s an dbloo d leadlevel s i

n youn g children . Th e implementatio n an deffectivenes s o f communit

y oufreach efforts . Periodi c update s ofth e progra mdatabase , includin g paire denvironmental an dbloo d lea ddata . Bloo dleadtes t

result s an dtrend s ove r

time . Supplemental statistical analysi s an dprogra mevaluation , a s provide dby CDPH E or EPA . 6 935390 3 3/16/201 0 9:4 4 A M Patrici aBerge r 7 8 o f 8 2 CR S RSO.O

O DS O 0 0 Lak

e Count y Recorde r LCCH P Phas e 2 Wor

k Pla n March , 2009 EPA wil l als o conduc t

five-year reviews , a s mandate db

y CERCLA , t o ensur e that th e remedy i s protectiv e o f

huma n healt h an dth e environment . Th e nex t five-year revie w i s schedule dfor

Septembe r

o f 201 2 an dwil l includ e th e result s of astatistical analysi s t o determin e ifth e remedy performanc e standard s ar e bein g maintained . Followin g th e nex t five-year review , th e LCCH P wil l b e reviewe dan devaluate da t interval s a s CDPH E an dEP A ma y find necessaty . Five-yea

r an dothe r progra mreview s wil l include , wit h inpu t fromLake County , a

n evaluatio n ofth e nee dt o continu e th e progra min it s cunen t

form . Th e programwil l remai n in plac e a s lon g a s waste s ar e lef t in plac e o t

unti l a n altemat e mechanis mi s create dt o serv e a s th e institutional contro l require db y th e O U 9 ROD , o r

unti l EPA , CPDH E an dLak e Count y agre e tha t

operatio n ofth e LCCH P Phas e 2 progra mi s n o longer necessat y 8. 1 Annua l Report s Annual report s wil l b e prepare dby th e wor k group fo r calenda r year s 200 8 throug h 201 2 t o describ e th e LCCH P Phas e 2 activitie s over th e yea r an dt o evaluat e th e performanc e ofth e program . Th e annual report s wil l includ e informatio n a s describe di n th e followin g outline , wit h additiona l detai l t o b e develope di n subsequent

Wor k Grou p meetings . Responsibilitie s fo r th e annual repor

t wil l b e share dby Lak

e County , CDPHE , an dothe r entitie s a s outline dbelow : I . Infroductio n II . Summaty o f

Activitie s Undertake n Durin g th e Reportin g Perio d

- Quarterl y Wor

k Grou p Meeting s (Lake County ) III . Educationa l Oufreac h (Lake County ) IV . LCCH P Phas e I I Incentiv e Progra m(Lake County ) V . Bloo dLea dCas e Managemen t (Lake County ) VI . Environmenta l Characterizatio n (CDPHE ) VII . Environmenta l Remediatio n (CDPHE ) VIII . Soi l Repositot y (Lake County ) IX . Cultura l an dHistori c Resourc e Evaluation s (CDPHE ) X . Dat aManagemen t (Lake Count

y provide s ra

w data ) (County/CDPHE ) XI . Summaty o f

Communit

y Educatio n Progra

m(Lake County ) XII . Bloo dLeadMonitorin g Progra mParticipant s XIII . Summat

y o f Bloo dLeadMonitorin g Result s (Lake County ) 7 035390 3 3/16/201 0 9:4 4 A M 7 9 o f 8 2 CR S RSO.O O DSO.O O Patrici

aBerge r Lak e Count y Recorde r LCCH P Phas e 2 Wor k Pla n March , 200 9 XIV . Summaty o f

Environmental Testin g (CDPHE ) XV . Summat

y o f Environmental Remediatio n Undertake n (CDPHE ) XVI . Curren t

andHistorical Trend s in Bloo dLea dConcentration s (CDPHE ) XVII . Progres s i

n Achievin g Interi mO& M Performanc e Standard s (CDPHE ) XVIII . Issue s Encountere d(Lake Count y Health , CDPHE , BOCC , or Wor k Group ) XIX . Recommendation s (Lake Count y Health , CDPHE , BOCC , o r Wor k Group ) XX . Action s Forthcomin g i n th e Nex t

Yea r (Lake Count

y Health , CDPHE , BOCC , o r Wor k Group ) Appendi x A - Educational Material s Appendi x B - Property Documentatio n Report s

7 1

# liiiiiiiiiiii i 35390 3 3/16/201 0 9:4 4 A M Patrici aBerge r 8 0 o f 8 2 CR S RSO.O

O DSO.O O Lak e Count y Recorde r LCCH P Phas e 2 Work

Pla n March , 200 9



### 9. 0 REFERENCE S Camp, Dresser

and McKee, Incorporated

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