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# OAR Box 1872

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# Document

Number: 

# 143 ) ll-J- 5

Docket Number: 

# A-90-1 9

Printed 11/26/20088:52:04 AM

Sheet 143 of 204

## P. 2

Federa l RagUta r / Vol

. SS

. No

. 4

4 / Wednesday , Marc

h 6

. 199 1 

# A-90-1 9

ll-J- 5

Authority : 5 U.S.C
. 552a
. th e Privac y Acto f 1074 : 8 U.S.C
. 55Z the Freedo m o f Information Ac t• • amende d by Publi c La w 83-402 ; Publi c La w 08-30 , Publi c La

w 88-29 0 and 1 8 U.S.C
. 798
. 2
. Sectio n 299a.l 0 la propoae d t o b e amende d b y addin g a ne w paragrap h (b)(18 ) a a follows : 129Sa.1 0 Spec-Mc eae-mpttona w

• aa aa (b ) System s o f

record s subjec tt o specifi c exemptions : * * * (18) System Identification and Name— GNSA18 , NSA/CS S Operation s Piles
. Exemption —Portions o

f thi s recor

d syste m ma y b e exempte d fro

m subsection s o

f 8 U.S.C
. 552 a (c)(3)
. (d)(lM3)
. (e)(4)(GHD
- en d (0( 1 H5)
- Authority—

5 U.S.C
. 552a(k

) (1)
. (2) and (5)
. Rea$on$—Subsection (c)(3 ) becaus e there ma y b e occasion s whe n makin g a n accountin g availabl e t

o the individual named i n the recor

d a thi s o r her request , woul d reveal classifie d information
. The releas e o f accountin g o

f disclosur e woul d Infor

m • subjec ttha

th e o r sh e I s unde r investigation
. Thi s Informatio

n woul d provid e considerabl e advantag e t

o the subjec ti

n providing hi

m o r he r wil h knowledg e concemin g the natur e o f the investigatio n and the coordinate d investigativ e effort

s and technique s employe d by the cooperatin g agencies
. Subsectio n (d ) becaus e grantin g acces s and/o r subsequen tamendmen t t o th e recor d woul d revea l classifie d information
. I

tma y als o aler ta aubjec t t o th e fac ttha ta n investigatio n o f tha t individua l i s takin g place , an d migh t weake n th e on-goin g investigation , revea l investigator y techniques , an d plac e confidentia l Informant s I n jeopardy
. Th e NSA/CS S ma y refus e t o confir m o r den y th e existenc e o f a particula r recor d becaus e t o d o s o woul d revea l classifie d information
. Subsectio n (e)(4)(G)
. (e)(4)(H)
. an d (e)(4)(I)
. Althoug h th e NSA/CS S ha a publishe d procedure s whereb y a n individua l ca n b e notifie d I f a particula r recor d syste m contain s informatio n abou tthemselves ; ho w t o gai n acces s t o tha tinformation : an d th e sourc e o f th e information , ther e ma y b e occasion s whe n confirmin g tha ta recor d exists , grantin g acceas . o r givin g ou tth e sourc e o f th e informatio n woul d revea l classifie d information
. Subsectio n (f

) becaus e th e agency' s rule s ar e inapplicabl e t o thos e portion s o f th e syste m tha tar e exemp tan d woul d plac e th e burde n o n th e agenc y o f eithe r confirmin g o r denyin g th e existenc e o f

a recor d pertainin g t o a requestin g individua l migh tI n itsel f provid e a n answe r t o tha tIndividua l relatin g t o a n on-goin g crimina l Investigation
. Th e conduc to f a successfu l investigatio n leadin g to th e indictmen to f

a crimina l offende r preclude s th e applicabilit y o f establishe d agenc y rule s relatin g t o verificatio n o f

record , disclosur e o f

th e recor d t o tha tindividual , an d recor d amendmen tprocedure s fo r thi s recor d system . Also , becaus e thi s recor d syste m i s exemp tfro m th e individua l acces s provision s o f

subsectio n (d)
. Dated : Marc

h 1
. 1991
. LM . Bynum . Alternate OSD Federal

RegisterLiaison Officer, Department

of Defense. (F RDoc . 91-828 8 File d 3-6-91 ; 8:4 8 am ] eHUM Q COO f SS10-0 1

ENVIRONMENTA L PROTECTIO N AGENC Y 4 0 CF R Ch

. I (r-RL-3910-3 ) Nationa l Emissio n Standard s fo r Haxardou a Ai r Pollutanta ; Announcamen t of Ne-gottate- d Regulatio n fo r Equipmen t Leak a AOIMCY: Environmenta l Protectio n Agenc y (EPA)
. ACTION : Notic e o f

agreemen to n negotiate d regulation
. SUMMARY*
. Thi s announcemen t summarize s th e majo r provision s an d concept s o f

th e negotiate d rul e fo r volatil e hazardou a ai r pollutant s fro m equipmen tleak a a torgani c chemica l manufacturin g facilities , an d publishe s verbati m th e regulator y languag e agree d t o b y th e negotiatin g committee
. Th e purpos e o f

thi s notic e i s t o infor m Intereste d partie s an d potentiall y regulate d facilitie s o f

th e regulator y agreemen tt o whic h th e committe e ha s concurre d i n principle
. O n Apri l 25
. 198 9 (5 4 F R17944)
. EP A announce d It s inten tt o for m a n advisor y committe e t o negotiat e iasue s leadin g t o a ne w approac h fo r regulatio n o f fugitiv e emlaaion s o f

volatil e organic s fro m equipmen tleak a (pumps , valves , etc. ) associate d wit h chemica l productio n proces s units
. A meetin g wit h intereste d partie a wa s hel d I

n Washington
. O C o n Ma y 15,198 9 t o discus s th e establishmen to f

suc h a committee
. O n Septembe r 12,1989
. EPA announce d th e formatio n o f

th e committe e unde r th e Federa l Advisor y Committe e Ac t(5 4 F R 37725)
. Th e EP A forme d a committe e Includin g representative s o f variou s affecte d Industr y an d trad e groups . Stat e an d loca l ai r pollutio n agencies , an d a n environmenta l group . Th e Committe e me tperiodicall y ove r a one-yea r perio d an d ha s successfull y agree d I n principl e t o th e provision s an d languag e o f

a n equipmen tlea k regulation
. Th e Committe e wil l continu e t o wor k o n a preambl e fo r th e futur e proposa l o f

th e rul e an d wil l ente r Int o a fina l agreemen tafte r th e preambl e I s completed . Th e EP A plan s t< ? propo* * thi a rul e I

n lat e 199 1 a s par i o f hazardou s organi c nationa l emissio n standard s fo r hazardou s ai r pollutant s (NESHAP)
. o r NON
. tha twil l cove r othe r emissio n point s a s wel l a s equipmen tleak s atorgani c chemica l plants . ADOftiaata : Docket. A docket , numbe r A-89-10 , containin g informatio n relatin g t o th e negotiation s i s availabl e fo r publi c Inspectio n betwee n 8:3 0 am . an d 3:3 0 p.m. , Monda y throug h Friday , a tAi r Docke tSectio n (LE-l3l)
. Watersid e Mall . roo m M1500
. U . S
. EPA
. 40 1 M Street
. SW
. Washington
. D C 20480
. A reasonabl e fe e ma y b e charge d fo r copying
. Today' s notic e I s no ta rulemakin g actio n an d th e Agenc y I s no t solicitin g comments . PO H FUHTHI

A IM.»0*MATK>

* CONTACT: Dr . Jane tMeye r o r Mr. Rlc k Colyer
. telephon e (919 ) 541-525 4 o r 5282
. respectively
. Th e addres s fo r bot h I s Standard s Developmen tBranc h (MD
13) , Emissio n Standard s Division
. U.S
. EPA
. Researc h Triangl e Park . Nort h Carolin a 27711
. SUm-lMBMTAA

Y IMFO*MAT10-M

: I . Backgroun d In th e earl y 1960's
. EPA determine d tha tfugitiv e emission s o f volatil e organi c compound s (VOC ) an d hazardou s organi c compound s fro m equipmen tleak s (pumps , valves , etc. ) contribut e significantl y t o ai r qualit y problems . Th e EPA estimate s tha t equipmen tlea k emission s accoun tfo r roughl y one-thir d o f

tota l organi c emission s fro m chemica l planta . Moreover , becaus e the y ar e release d nea r th e ground , th e impac tfro m fugitiv e emission s i s 1

0 t o 4 0 time s greate r tha n equa l release s from stacks . Recen t report s complete d unde r Sectio n 31 3 o f th e Superfun d Amendment s an d Reauthorizatio n Ac t(SARA ) Include d ove r 385,00 0 ton s pe r yea r fro m fugitiv e sources . Existin g regulation s adopte d unde r section s 11 1 an d 11 2 o f e Clea n Ai r Ac t an d I n Stat e Implementatio n Plan s (SIP's ) hav e bee n effectiv e i n heightenin g awarenes s o f th e significanc e o f

equipmen tleak s an d i n stimulatin g contro l efforts
. Th e rule s basicall y requir e tha tequipmen ti n plac e b e inspecte d periodicall y fo r leak s wit h a portabl e hydrocarbo n detector . I f concentration a I

n exces s o f

10.00 0 part s pe r millio n (ppm ) ar e found , th e componen tI s Identifie d a s a "leaker' ' an d maintenanc e i s required
. Thi s

S-03199 9 0O23(0IXO5-MAR-91- | 1:4219) 47(1?

. FM T (10.30 1 12-ZR-f mP. 3 

# T

931 8 Federa

l Registe r / Vol

. 88 , No

. 4

4 / Wednesday , Marc

h 8 , 199 1 /

Propose dRule s

approach i s know n a s "leak detectio n an d repair " (LDAR)
. Whe n thes e rule s wer e established
. EP

A estimate d tha

t emission s woul d b e reduce d b y about6 0 to 70 percen tan d tha

tafte rcontrol , leak frequencie s woul d b e approximatel y 8 percent . Dat a gathere d ove r th e pas tcoupl e o f year s o n equipmentleak s a tsom e chemica l plant s Indicate thatlowe r lea k frequencie s ca n b e achieved
. Thes e data , however , di d no tIndicate ho w lo w lea k frequencie s coul d b e obtaine d atal l chemica l plants . Consequently , EP A sa w a nee d fo r a ne w approach thatwoul d establis h a

n effectiv e regulatio n tha t woul d achiev e lo w lea k frequencie s at al l chemica l plants . I

twa s recognize d tha testablishin g suc h a regulatio n fo r a s broad an d varie d a sourc e category a s chemica l productio n units woul d b e difficult
. Th e challenge s include d determinin g fo

r al l plant s ho w to achiev e lo w lea k frequency wit h a simpl e se to

f rules , ho w to provid e mor e flexibility i n achievin g lo w lea k rate s tha n tha tprovide d b y LDA

Ralone , ho w t o appl y standard s acros s th e industr y usin g data fro

m onl y a par

to f th e industry , an d EPA' s nee d to establis h standard s consisten twith th e maximu m achievabl e contro l technolog y (MACT) requirement

s o f th e Clea n Ai rAct Amendments o

f 199 0 (CAAA)
. Accordingly , o n April 25,1989 , EP A announce d it s Intentio n t o establis h a committe e t

o negotiat e a ne w approach fo r contro l o

f volatil e organi c chemica l equipmentleak s (5

4 F R17944) , an d conducte d a

n Initia l Informationa

l meetin g o n Ma

y 15.196 9 t o determin e among potentiall y Intereste d partie s whethe r negotiatio n woul d b e a desirabl e approach . Th e participants a t the Initia l meetin g responde d favorabl y to th e concep to

f negotiation , an d o n Septembe r 12,1989
. EP

A establishe d a negotiatin g committe e (54 F R37725)
. Th e Committe e me

tove r a perio d o

f on e year , holdin g nin e 2-da

y meeting s an d on e 1-da y meetin g t o resolv e th e variou s issue s relate d to developin g a MAC T standar d for equipmen tleaks . Th e Committe e members ar

e liste d i n Appendi x A
. Th e Committe e considere d th e man y factor s an d uncertaintie s associate d wit h regulatin g equipmentleak s a ta wid e variet

y o f chemica l plant s an d develope d a

n acceptabl y balance d approach , weighin g th e nee d t o b e flexible , th e technica l uncertainties , th e requirementfo

r MAC T standards , an d the data limitations
. A tth e fina l negotiatin g session , th e Committe e members conceptuall y resolve d al l outstandin g major issue s an d decide d to reach fina

l agreementthroug

h a 2-ste p S-05199 9 0OM(0lXOJ-MAR-91-ll:42:2J ) process . Th e Committe e members woul d firs tagre e to th e regulator

y languag e to b e proposed . Thi s "agreementi n principle " ha s bee n reache d b y al l Committee members an d th e negotiate d regulator y languag e I

s containe d I

n Appendi x B . Th e Committee expect s to sig n a fina

l agreemen tafter a draf

t preambl e to th e regulatio n describin g I n detai l th e scope , application , effect , an d rational e ha s bee n concurre d o n b y th e Committeo
. Th e fina

l agreementwil l represen tth e consensus o f th e Committe e o n a regulatio n an d preambl e to b e propose d b y th e Agency , an d al l Committee mmember

a wil l agre e to suppor tth e regulatio n a s lon g a s EP A propose s an d promulgate s th e regulatio n an d It s preambl e substantivel y unchange d fro

m those ' tha

tar e th e subjec to f th e fina l agreement . Th e consensu s agreementreache d b y th e Committee , a

a spelle d ou

tin th e attache d regulator

y language , als o serve s to notif

y nin e chemica l companie s o

f voluntar y actio n the

y previousl y committe d t o taking
. Thes e companie s wer e Identifie d prior to thes e negotiation s by EP

A i n it s Ai rToxic s Exposure an d Risk Information Syste m (ATERIS) databas e a s havin g som e plant s with relativel y high healt h risk
. Aftersevera l meeting s betwee n representative s o f

thes e companie s an d EPA, th e companie s agree d t o begi n a voluntar y LDA Rprogra m an d timel y Implementatio n o

f th e consensus agreementa s soo n a s th e regulator y requirement

s wer e available
. II . Summar

y o f Negotiate d Standard s Th e followin g I

s a general summar

y o f the requirement

s an d concept s o

f th e negotiate d regulation
. I

ti s no ta detaile d descriptio n o

f th e provisions , nor doe s i t contai n the rational e o

r basi s develope d by th e Committee fo

rthe variou s provisions
. Th e reade r i s referred to th e actua l negotiate d regulator y languag e (Appendi x B

) fo r detai l o f specifi c provisions
. Th e purpos e o

f thi s announcemen tl

a to make Intereste d partie s an d owner s o roperator s potentiall y sub|ec tt o thes e standard s awar e o

f th e forthcoming regulator y requirement

s s o tha tthey wil l b e bette rprepared whe n th e rule I s actuall y Issued . Th e covere d chemical s an d processe s are liste d respectivel y I n { { XX.X8- 1 and XX.X8- 2 o f th e negotiate d rule (Appendi x B)
. A detaile d preambl e describin g th e rational e an d basi s fo r th e regulator

y requirement

s fo r equipmentleak s wil l accompan y th e proposal o

f th e rule , to b e containe d withi n a broade r HON , coverin g no t onl y equipmentleaks , bu tals o storage , transfer , proces s vents , and wastewate r emission s a

tchemica l plants . Th e HO N

4702.FMT...[18,30]...12-28-9 0 I s schedule d fo

r proposal in Fal

l 1991 , wit h promulgatio n schedule d fo rFal l 1992
. Th e Agenc y i s no tno w solicitin g comments o n th e attache d regulator y language . Intereste d person s wil l hav e a n opportunit

y to commentwhe n th e broade rregulatio n i s proposed . Applicability. Th e standard s woul d appl y t o equipmenti

n volatil e hazardou s ai r pollutan t(VHAP ) servic e 30 0 ormor e hours pe

ryea r associate d wit h any o f th e 453 processe s liste d I n th e negotiate d regulatio n tha tmake o r us e a s a reactan ton e o

f the organi c VHA T * '-Me d I n I XX.XB- 1 o

f th e regulahi
. v They woul d als o apply to equipmentbundling specifi c chemical s fo r a limite d numbero

f non-SOCM

l processe s liste d in th e negotiate d rule . Petroleu m refiner y processe s wil l notb e covere d by th e attache d negotiate d regulation ; a separate rulemaking wil l b e conducte d fo

rthos e processes . Th e equipmentaffecte d ar e valves , pumps , connectors , compressors , pressure relief

devices , open-ende d lines , samplin g connectio n systems , Instrumentatio n systems , agitators , produc taccumulato r vessels , an d closed-ven tsystem s an d control devices
. "I

n VHA P service " mean s the equipmentcontain s o

rcontact s a fluid tha tI s 5 percento

r greate r VHAFs
. Th e standard s woul d als o spli tthe covere d processe s int

o 5 distinc tgroup s to whic h th e regulatio n woul d apply ove r time
. Th e rul

e woul d apply t

o th e firstgrou p 8 months afterpromulgation
. Thereafter , the rul

e woul d becom e applicabl e t

o anothe rgrou

p ever y 3 month s until al l th e processe s wer e covered . Pumps and

Valves. The regulatio n I s structured similarly fo

rpumps an d valves . Standard s fo

rbot h woul d b e Implemente d I

n three phase s an d bot

h standard s hav e associate d qualit y Improvemen

tprograms (QI F s)
. The firs t an d secon d phase s fo

rbot h type * o f equipmentconsis to

f a n LDA Rprogram, with lowe r lea k definition s I n th e secon d phase . Th e LDA

Rprogra m Involve s a periodi c chec k for organi c vapo r leak s wit h a portabl e instrument ; I f leak s ar e found , the y mustb e repaire d withi n a certai n perio d o

f time
. I n the thir d phase , th e periodi c monitoring (a wor k practic e standard ) woul d b e couple d wit h a bas e performance leve l (I.e.
. allowabl e percentleakin g components)
. A s par to f th e bas e program, pumps woul d requir

e monthl y monitoring usin g a n instrumentand weekl y visua l Inspection
. Valve s woul d Initially requir e quarterly monitoring , bu tth e lengt h o f time betwee n monitoring coul d b e Increase d I

f the percentleakin g valve s demonstrate Incrementally bette rP. 4



### Federal Registe r /

Vol

. 88

. No

. 4

4 / Wednesday , Marc h 8 , 199 1 / Propose dRule s 931 7 performance , a s specifiedI n th arule , ove r th e bas e performance level . Specia l provision s appl y t o pump s I n food/medica l service , pump s I n polymerizin g monome r service , "leakless " pumps , an d unsafe
- an d difflcult-to-monito r valves . Owner s o r operator s ca n tak e partial credi tI n th e calculatio n o f

percen tleakin g valve s fo r valve s permanentl y remove d fro m th e proces s units
. Plants wit h les s than 25 0 valve s i n VHAP servic e ar e subjec tonl y t o LDA Ran d no tth e bas e performance level . A limite d number o f "nonrepairable " valves , i
. e. , thos e tha t canno tb e repaire d v

> thou ta proces s unitshutdown , may b e exclude d i n th e calculatio n o

f percen tleakin g valves . I f th e bas e performance level s fora typ e o f equipmentar

e no tachieved , base d o n a rollin g averag e o f monitorin g results , owner s or operator s must . I n th e cas e o f pumps , ente r Int

o a QIP , an d I n th e cas e o

f valves , eithe r ente rinto a QI P o r Implemen

tmonthly LDAR

. Th e QI P i s a concep ttha

tenable s plants exceedin g th e i>ase performance level s t o eventuall y achiev e th e desire d level s withou tincurring penalty o rbein g i n a noncomplianc e status . A s lon g a s th e requirement

s o f th e QI P are met, th e planti s in compliance
. Th e basi c QI P consist s o

f informatio n gathering , determinin g superio r performin g technologies , an d replacin g poore r performer

s wit h the superio r technologie s until th e bas e performance level s ar e achieved
. Connectors. Th e rule als o provide s fo r performance standard s fo r connector s in term s o f percen tleakin g connector s in eac h proces s unit
. Th e negotiate d standard fo

rconnector s i s no tphase d in , 1
. e. , th e performance leve l applie s a s soo n a s th e rule i s effectiv e fo r th e proces s unit
. Consisten tachievemen to f th e bas e performance leve l woul d resul t in monitorin g bein g require d les s frequently
. Failur

e to achiev e th e bas e performance leve l woul d caus e th e plant t o remai n in a n annual monitorin g cycle . Specia l provision s woul d appl y t o existin g screwe d connector s tha tar e 2 Inche s or les s an d t

o connector s tha

tar e Inaccessibl e or unsaf

e to monito r or repair
. A limite d allowanc e for "nonrepairable " connector s woul d b e allowe d i f disturbe d connector s are monitore d withi n 3 months . Credit s fo r connector s remove d fro

m th e proces s unitwoul d b e allowe d i n th e calculatio n o f percen tleakin g connector s (o r performance level)
. Otherequipment. Standard s for compressors , open-ende d lines , pressure relief devices , samplin g connectio n systems , an d close d ven tsystem s an d contro l device s remai n essentiall y unchange d fro

m existin g regulation s S-05I99 9 0O2J(01XOS-MAR-91- l 1:42:26 ) (se e 4 0 CF

Rpa n 61 , Subpar

tV)
. Agitator s mustmee tLDA R requirements , bu thav e n o bas e performance levels . Pumps , valves , connectors , an d agitator s I n heav y liqui d service ; instrumentatio n systems ; an d pressur e relief

device s i n liqui d servic e ar e subjec tto Instrumen

tmonitorin g onl y I f evidenc e o f

a potentia l lea k I

s foun d throug h sight , sound , or smell . Instrumentatio n system s consis to f smalle rpipe s an d tubing tha tcarr y sample s o

f proces s fluids t o b e analyze d to determin e proces s operatin g conditions
. Delay of repair. Unde rcertai n condition s dela y o f

repai r beyon d th e required 1 5 day s ma

y b e acceotable . Example s o

f thes e situation s includ e wher e (1 ) a piec e o

f equipmentcanno t b e repaire d withou ta proces s uni t shutdown , (2) equipmenti s take n ou to f VHAP service , (3 ) emission s fro m repai r wil l excee d emission s fro m dela y o

f repai runtil th e nex tshutdown , (4 ) pump s wit

h singl e mechanical seal s ar e replace d wit h dual mechanica l seals , an d (5 ) valv e assembl y supplie s hav e bee n deplete d fro

m stocks . Alternative standards. Generally , a n alternativ e mean s o f

emissio n limitatio n ma y b e use d I

f a n owne roroperato rca n demonstrate emissio n reduction s equa l t o orbette r than tha

trequired b y th e standards . Specifi c alternativ e standard s hav e bee n writte n fo rbatch processe s and enclose d buildings
. Batc h processe s ca n choos e eithe rt o meet simila rstandard s to thos e fo r continuou s processes , wit h monitoring frequenc y prorate d to time I

n use , or to periodicall y pressure tes tth e entire system . Enclose d building s ma y foreg o monitorin g i

f th e buildin g i s kep tunder a negativ e pressure an d al l emission s ar e route d throug

h a close d ven tsyste m t

o a n approve d contro l device
. Test methods and

Procedures. Th e standard s woul d retai n th e us e o f Metho d 2 1 to detec tleaks . Metho d 2 1 require s a portabl e organi c vapo r analyze r to monito rfo

r leak s fro

m equipmentI

n use . A "leak " i s a concentratio n specifie d I n th e regulatio n fo r th e typ e o

f equipmentbein g monitore d an d i s base d o n th e instrumentrespons e to methan e (th e calibratio n gas ) I

n air
. Th e observe d screenin g valu e ma

y requir e adjustment fo r respons e facto rrelativ e t o methan e i f th e weighte d respons e facto r o f th e stream exceed s a specifie d multiplier
. Metho d 1 8 i s to b e use d to determin e organi c conten to

f a proces s stream . Tes tprocedure s usin g eithe ra ga s liqui d testin g o r a for pressur e th e batc h syste m are specifie d to detec tfo rleaks . Recordkeeping. Th e standard s woul d requir e a readil y accessibl e

4702.FMT...(16,30]...12-28-9 0 recordkeepin g system . Record s required Includ e Identificatio n o

f equipmenttha

t woul d b e covere d b y th e standards , Identificatio n o

f equipmenttha

ti s foun d to b e leakin g during a monitorin g perio d an d whe n i

ti s repaired , testin g associate d with batc h processes , desig n specification s o

f close d ven tsystem s an d contro l devices , tes tresults fro m performance test s o

r testin g proces s stream s fo rorgani c content , an d informatio n required by equipmentI n QIP
. Other recordkeepin g requirement s als o apply , and th e reader i s referred t o tha tsectio n o

f th e negotiate d rule fo

r mor e detai l (se e Appendi x B)
. Reporting. Owner s and operator s woul d b e required to submita n initial repor ttha tdescribe s th e sourc e and a summar y o f th e equipmentsubjec tt o thes e standards . Ever

y si x months , a repor tmus tb e submitte d tha

t summarize s th e results o f monitoring an d performance test s conducte d durin g tha tperiod , change s to the proces s unit, change s in monitoring frequenc y or monitoring alternatives , and/o r initiatio n o

f a QIP
. Report s can b e submitte d o n electroni c media wher e acceptabl e to bot

h th e Administrato r an d th e owne r o

roperator . Dated : Februar

y 25.1091
. WUlU m G
. Rosenberg

. Assistant Administrator

forAirand Radiation. Appendi x A—Ust o

f Negotiators Negotiator/AfrUlatlo

o Rober tL Ajax
. EPA
. Alfre d Blckum . Intemationa

l Institut e (o r Syntheti c Rubbe r Producers

. Bruc e Bowers. Standar

d Chlorine
. Lind a Curran , Amoc o Oil
. Davi d Donlger/Alle

n Hershkowitx

, Natura l Resource s Defens e Council
. Davi d Dunn , Sterlin g Chemicals

, Inc . Larr y Coodheart/Elle

n Siegler , America n Petroleu m Institute

. Jac k Kace , Pharmaceutica

l Mar u 'acturer s Association
. Thoma s Klttleman

, Chemica l Manufacturer

s Association
. Rober tMa|ewski

, Northeas tState s fo r Coordinate d Ai r Us a Management

. Le s Montgomery

, Texa s Ai r Contro l Board . Harve l Rogers . Jefferso n Count y (Kentucky

) Ai r Pollutio n Contro l District
. Gustav e Vo n Bodungen

, Louisian a Departmen

to f Environmenta

l Quality
. Facilitato r Phili p ] . Harter , Esq. , Consultan

tt o EPA
. ObMt-ve r Nicola s Garcia , Offic e o f Managemen

tan d Budget .P. 5



### 931 8 Federa

l Registe r / Vol

. 58 , No

. 4

4 / Wednesday

. Marc

h 8 , 199 1 /

ProposedRule s Appendi x B-Nattona l Emissio n Standard Fo r Equipmen t Leak s (Fugitiv e Emissio n Source* ) Sectio n XX.X O Applicabilit y an d Designatio n o

f Source s (a ) Th e provision s o

f thi s subpar t appl y t o pumps , compressors , agitators , pressur e relie f

devices , samplin g connectio n systems , open-ende dvalve s o r lines , valves , connectors , produc t accumulato r

vessels , Instrumentatio n systems , an dcontro l device s o r system s require db y thi s subpar t

tha t ar e intende dt o operat e i n volatil e hazardou s ai r

pollutan t (VHAP ) servic e 30 0 hour s o r

mor e durin g th e calenda r yea r withi n aproces s uni t

liste di n (1 ) Paragrap h (b ) of

thi asectio n tha t use s a s areactan t

o r make s a s a n intermediat e o r

fina l produc t

an y o f th e chemical s liste di n { XX.X8-1 , o r (2) Paragrap h (c ) o

f thi s section , (b ) (I) Th e provision s o

f thi s subpar t ar e applicabl e t o th e followin g proces s unit s a s liste di n { XX.X8- 2 o n an dafte r th e designate ddates : (i ) Grou p I : (V

4 yea r afte r promulgation ) (ii ) Grou p II : ( % yea r

afte r promulgation ) (iii ) Grou p III : ( 1 yea r

afte r promulgation ) (iv ) Grou p IV : (lV ayear s afte r promulgation ) (v ) Grou p V : (lV-s year s afte r promulgation ) (2 ) Th e owne r

o r operato r o f a n affecte dproces s uni t

i n alate r grou p may elec t t o appl y th e applicabilit y dat e o f a n earlie r

group
. (3 ) An y proces s uni t

liste di n 5 XX.X8- 2 tha t

doe s no t us e a s a reactan t o r mak e a s a n intermediat e o r final produc t

an y o f th e chemical s liste d in i XX.X8- 1 i s exemp t

fromth e provision s i n tXX.X2- 1 throug h i XX.X2-13

. Th e owne r

o r operato r shal l maintai n record s a s require di n { XX.X 8 (k)

. (c ) Th e provision s o

f thi s subpar t appl y ( 8 month s afte r

publicatio n o

f th e final rul e I

n th e Federa

l Registe r t o th e th e followin g proces s units , an d designate dVHAP s only , a s define dI n 5 XX.X1 : (1 ) Styrene-butadien e rubbe r productio n (butadiene , styrene)

. (2) Polybutadien e productio n (butadiene)

. (3 ) Chlorin e productio n (carbo n tetrachloride)

. (4) Pesticid e productio n (carbo n tetrachloride , methylen e chloride , ethylen e dichloride)

. (5 ) Chlorinate dhydrocarbo n us e (carbo n tetrachloride , methylen e chloride , tetrachloroethylene , chloroform , an dethylen e dichloride)

. (8 ) Pharmaceutica l productio n (carbo n tetrachloride , methylen e chloride)

. (7 ) Miscellaneou s butadien e us e (butadiene)

. (d ) Whil e th e provision s o f thi s subpar t ar e effective , equipmen t t o whic h thi s subpar t

applie s tha t

ar e als o subjec t t o th e provision s o

f (1 ) 4 0 CF Rpar t 80 , wil l b e require dt o compl y onl y wit h th e provision s o f thi s subpart , excep t

fo r eac h pump an d compresso r

equippe dwit h adua l mechanica l sea l syste mtha t I s I n VO C service , o r (2) 4 0 CF Rpar t 81 , wil l b e require dt o compl y onl y wit h th e provision s o f thi s subpart

. (e ) Th e provision s o

f thi s subpar t

d o not appl y t o an y petroleu mproces s uni t regardles s o

f whethe r th e uni t supplie s feedstocks , tha t

includ e chemical s liste d i n S XX.X8-1

. t o chemica l processe s tha t ar e subjec t

t o th e provision s o

f thi s subpart

. ' Sectio n XX.X 1 Definition s Al l term s use di n thi s subpar t shal l hav e th e meanin g give n the mi n th e Act , i n subpar t

A o f 4 0 CF Rpar t 83 , an di n thi s sectio n a s follows : Batch Process mean s aproces s I n whic h th e equipmen t

I s fe d intermittentl y o r

discontlnuously

. Processin g the n occur s I

n thi s equipmen t afte r whic h th e equipmen t

I s generall y emptied

. Example s o

f industrie s tha t

us e batc h processe s Includ e pharmaceutica l productio n an dpesticid e production

. Batch product-process equipment train mean s th e collectio n o f equipmen t (e.g. , connectors , reactors , valves , pumps , etc. ) configure dt o produc e a specifi c produc t

o r intermediat e b y a batc h process
. Chlorinated

hydrocarbon use mean s a proces s tha t

produce s on e o r

mor e o f th e followin g product s usin g chloroform , carbo n tetrachloride , ethylen e dichloride

. methylen e chlorid e o r tetrachloroethylene : chlorinate d paraffins , Hypalon® , OBPA/l.3

- diisocyanate , polycarbonate , polysulfld e rubber , an dsymmetrica l

. tetrachloropyridiene

. Chlorine production mean s aproces s tha t use s carbo n tetrachlorid e a s a- diluen t fo r nitroge n trichlorid e o r

a s a scrubbin g liqui dt o recove r chlorin e from th e liquefactio n o

f tal l gas
. Closed-loop system mean s a n enclose dsyste mtha t

return s proces s fluidt o th e proces s an dI s not vente dt o th e atmospher e excep t

throug h aclosed

ven t system

. Closed-vent

system mean s a syste m tha t i s not ope n t o atmospher e an dtha t i s compose do

f piping , connection s and

. i f necessary , flow-inducing device s tha t transpor t ga s o r vapo r fromapiec e o r piece s o f equipmen t

t o acontro l devic e o r bac k Int o th e process
. Connector

mean s flanged, screwed , o r othe r joine dfitting s use dt o connec t tw o pip e line s o r

apip e lin e an dapiec e o f equipment

. A commo n connecto r I s a flange, joine dfitting s welde dcompletel y aroun dth e circumferenc e o f th e Interfac e ar e no t

considere dconnector s fo r th e purpos e o

f thi s regulation

. For th e purpos e o

f reportin g an d recordkeeping , connecto r mean s joine d fitting s tha t

ar e no t Inaccessible , glass , o r glass-line da s describe dI n | XX.X2

- 13(1)

. Control device mean s a n enclose d combustio n device , vapo r recover y syste m(includin g device s use dfo r temporar y recover y an dultimat e disposal , suc h a s carbo n adsorption) , o r flare

. Double block

and bleed system mean s tw o bloc k valve s connecte dI

n serie s wit h ablee dvalv e o r

lin e tha t ca n ven t th e lin e betwee n th e tw o bloc k valves

. Equipment

mean s eac h pump , compressor , agitator , pressur e relie f device , samplin g connectio n system , open-ende dvalv e o r

line , valve , connector , produc t

accumulato r

vessel , an dinstrumentatio n syste mi n VHA P service ; an dan y contro l device s o r system s require db y thi s subpart

. First attempt at repair mean s t o tak e actio n fo r th e purpos e o

f stoppin g o r reducin g leakag e o

f organi c materia l t o th e atmosphere

. In food/medical

service moan s tha t

a piec e o f equipmen t

I n VHA P servic e contact s aproces s strea muse dt o manufactur e aFoo dan dDru g Administratio n regulate dproduc t wher e leakag e o f abarrie r fluidint o th e proces s strea mwoul dcaus e an y o f th e following : (1 ) A dilutio n o

f produc t qualit y s o tha t th e produc t

woul dno t

mee t writte n specifications , (2 ) A n exothermi c reactio n whic h I s a safety hazard

. (3 ) Th e Intende dreactio n t o b e slowe d dow n o r stopped , o r (4 ) A n undesire dsid e reactio n t o occur
. In gas/vapor

service mean s tha t

a piec e o f equipmen t

i n VHA P servic e contain s aga s o r

vapo r a t operatin g conditions

. In heavy liquid

service mean s tha t

a piec e o f equipmen t

I n VHAP servic e I s not i n gas/vapo r

servic e o r

in light liqui d service

. In light liquid service mean s tha t

a piec e o f equipmen t

in VHAP servic e contain s aliqui dtha t

meet s th e followin g conditions :

S-03199 9 0026X01XOJ-MAR-9I-11:42:29 ) 4702.FMT...[16,30|...12-28-9 0Federa l Registe r / Vol

. 66

. No

. 4 4 /

Wednesday , Marc h 6 , 199 1 / Propose dRule s 931 9
(1 ) Th e vapo r

pressur e o

f on e o r mor e o f th e VHAP s I s greate r

tha n 0. 3 kilopascal s (kPa ) a t

20'C : (2 ) Th e tota l concentratio n of th e pur e VHA P constituent s havin g s vapo r pressur e greate r

tha n 0. 3 kP aa t

2Q* C i s equa l t o o r

greate r tha n 2 0 percen t

b y weigh t o f th e tota l proces s stream ; an d (3 ) Th e fluidi s aliqui da t operatin g conditions

. (Note : Vapo

r pressure s ma y b e determine d by th e method s describe dI

n | S0.4B 8 (e)(1). ) In liquid service mean s tha t

apiec e o f equipmen t

i n VHA P servic e i s no t

i n gas/vapo r

service

. In vacuum service mean s tha t equipmen t

i s operatin g a t

a n Interna l pressur e whic h i s a t

leas t 5 kP abelo w ambien t pressure
. In VHAPservice mean s tha t apiec e o f equipmen t

eithe r contain s o r

contact s afluid(liqui do r

gas ) tha t i s a t leas t 5 percen t b y weigh t

avolatil e hazardou s ai r pollutan t (VHAP ) a s determine d accordin g t o th e provision s o f } XX.X5(d)

. Th e provision s o f { XX.X5(d

) als o specif

y ho w t o determin e tha t

apiec e o f equipmen t

i s not I n VHA P service

. In VOC service means , for

th e purpose s o

f thi s subpart , that : (1 ) Th e piec e o

f equipmen t

contain s o r contact s aproces s fluidtha t l aa t leas t 1 0 percen t

VO C b y weigh t

(se e 4 0 CF

R 80. 2 fo r th e definitio n o

f volatil e organi c compoun do r

VOC

. an d4 0 CF

R80.485(d) t o determin e whethe r

apiec e of equipmen t

i s no t I n VO C service ) an d (2 ) Th e piec e of

equipmen t

i s no t i n heav y liqui dservic e a s define di n 4 0 CF R60.481

. In-situ sampling systems mean s nonextractiv e sampler s o r In-lin e samplers

. Instrumentation system mean s a grou p of equipmen t

component s use dt o conditio n an dconve y asampl e of th e proces s fluidt o analyzer s an d instrument s for

th e purpos e of determinin g proces s operatin g condition s (e.g. , composition , pressure , flow, etc.)

. Valve s an dconnector s ar e th e predominan t

typ e of equipmen t

use d i n Instrumentatio n systems ; however , othe r type s o f equipmen t

ma y als o b e Include dI

n thes e systems

. Onl y valve s nominall y 0. 5 Inche s an dsmalle r an d connector s nominall y 0.7 5 inche s an d smalle r I n diamete r

ar e considere d instrumentatio n system s fo r th e purpose s o

f thi s subpart

. Valve s greate r tha n nominall y 0. 5 Inche s an d connector s greate r

tha n nor,i--iall y 0.7 5 inche s associate dwith Instrumentatio n system s ar e not

considere dpar t

o f instrumentatio n system s an dmus t b e monitore dIndividually

. Liquids dripping mean s an y visibl e leakag e fromth e sea l Includin g dripping

. spraying , misting , clouding , an dic e formation

. Indication s o

f liqui ddrippin g Includ e puddlin g o r

ne w stain s tha t

ar e indicativ e o

f a n existin g evaporate d drip

. Miscellaneous butadiene use mean s a proces s tha t

produce s on e o r

mor e o f th e followin g butadien e products : tetrahydrophtall c anhydrid e (THPA)

. methylmethacrylatebutadlen e styren e (MBS ) resins , Captan® , Captafol® , 1.4

- hexadlene , adiponitrile , dodecanedlonl c acid , butadlenefurfura l cotrimer , methylmethacrylat e acrylonitrile

butadien e styren e (MABS ) resins , an d ethyliden e norbomene

. Nonrepairable mean s tha t i t i s technicall y infeasibl e t o repai r apiec e o f equipmen t

fro mwhic h alea k

ha s bee n detecte dwithou t

aproces s uni t shutdown

. Open-ended

valve orline mean s an

y valve , excep t

pressur e relie f

valves , havin g on e sid e o

f th e valv e sea t

i n contac t wit h proces s fluidan don e sid e ope n t o atmosphere , eithe r directl y o r throug h ope n piping

. Pesticide production mean s a proces s tha t use s on e o r

mor e o f th e followin g chemical s a s areactan t

o r aprocessin g ai dIn th e synthesi s o

f apesticid e intermediat e o r

product : carbo n tetrachloride , ethylen e dichloride , an d methylen e chloride

. Petroleum mean s th e crud e oi l o r natura l ga s liquid s remove dfro mth e eart h an doil s derive dfro mta r sands , shale , an dcoal

. Petroleum refining process unit mean s aproces s uni t

tha t fo r th e purpos e o

f producin g transportatio n fuel s (suc h a s gasolin e an ddiese l fuels) , heatin g oil s (such a s distillat e an dresidua l fuel oils) , o r lubricants ; separate s petroleum ; o r separates , cracks , o r

reform s unfinishe d petroleu mderivatives

. Example s o f suc h unit s include , bu t

ar e no t limite dto , alkylatio n units , catalyti c hydrotreallng , catalyti c hydrorefinlng , catalyti c hydrocracklng , catalyti c reforming , catalyti c cracking , crud e distillation , an dtherma l processes
. Pharmaceutical

production mean s a proces s tha t

synthesize s pharmaceutica l intermediat e o r

final product s usin g carbo n tetrachlorid e o r

methylen e chlorid e a s areactan t

o r proces s solvent

. Plant site mean s acontiguou s o r adjoinin g are aunde r

th e contro l o

f a singl e owne r

o r operato r tha t contain s on e o r mor n proces s unit s t o whic h thes e standard s apply

. Plan t

sit e doe s not Includ e thos e unit s t o whic h thes e standard s d o not

apply

. Polybutadiene production mean s a proces s tha t

produce s polybutadien e throug h th e polymerizatio n o f 1,3

- butadlene

. Polymerizing monomermean s a molecul e o r

compoun dusuall y containin g carbo n an do f relativel y lo w molecula r

weigh t an dsimpl e structur e (e.g. , hydroge n cyanide , acrylonitrile , styrene) , whic h i s capabl e o f conversio n t o polymers , syntheti c resin s o r elastomer s b y combinatio n with Itsel f du e t o hea t

generatio n cause db y a pump mechanica l sea l surface , contaminatio n b y asea l fluid(e.g.

. organi c peroxide s o r

chemical s tha t

wil l for morgani c peroxides) , o r a combinatio n o

f both wit h th e resultan t polyme r buildu p causin g rapi d mechanica l sea l failure

. Pressure release mean s th e emissio n o f material s resultin g fro

mth e syste m pressur e bein g greate r

tha n th e se t pressur e o

f th e pressur e relie f

device

. Proces s uni t

mean s equipmen t

tha t use s o r produce s aVHA P o r

it s derivative s a s intermediate s o r

fina l products , an d I s liste di n { XX.X0(b ) an d(c)

. Fo r th e purpos e o f thi s regulation , proces s uni t Include s al l equipmen t

associate dwit h th e uni t proces s operatio n (e.g. , reactors , distillation , etc.)

. storag e an dtransfe r o f fee dmateria l t o th e uni t

proces s operatio n an dfinal o r

Intermediat e produc t fro mth e uni t

proces s operation , an doperation s treatin g wastewate r fromth e uni t

proces s operation , Process unit

shutdown mean s a wor

k practic e o r

operationa l procedur e tha t stop aproductio n fro

maproces s uni t

o r par t o f aproces s uni t

durin g whic h i t

i s technicall y feasibl e t o clea r proces s materia l fromaproces s uni t o r par t o f a proces s uni t

consisten t

with safety constraint s an ddurin g whic h repair s ca n b e effected

. A n unschedule dwor k practic e o r

operationa l procedur e tha t stop s productio n fro

maproces s uni t

o r par t o f aproces s uni t

fo r les s tha n 2

4 hour s i s no t

aproces s uni t

shutdown

. A n unschedule dwork

practic e o r operationa l procedur e tha t woul dsto p productio n fro

maproces s uni t

o r par t o f aproces s uni t

fo r ashorte r perio do f tim e tha n woul db e require dt o clea r th e proces s uni t

o r par t o f th e proces s uni t o f material s an dstar t

up th e unit , an d woul dresul t

in greate r

emission s tha n dela y o f repai r o f leakin g component s unti l th e nex t

schedule dproces s uni t shutdown , I s no t

aproces s uni t shutdown

. Th e us e o

f spar e equipmen t an dtechnicall y feasibl e bypassin g o f equipmen t

withou t stoppin g productio n ar e not proces s uni t

shutdowns

. Product accumulatorvessel

mean s an y distillat e receiver , bottom s receiver , surg e contro l vessel , o r

produc t separato r i n VHAP servic e tha t

i s vente dt o th e atmospher e eithe r directl y withou t firs t goin g throug h apressur e relie f devic e o r

throug h avacuu m producin g system

. A produc t accumulato r

vesse l I s i n VHA P servic e I f
S-OM99 9 0027(0IX03-MAR-9l-ll:42:Jl ) 4702.FMT...[16.30l.,.12-28-9 0



## mem

# "*r P. 7

932 0 Federa l Registe r / Vol

. 56

. No

. 4 4 /

Wednesday

. Marc h 6

. 199 1 / Propose d Rule s

th e liqui d o r

th e vapo r

In th e vesse l I

s a t leas t 5 percen t

b y weigh t

VHAP

. Repaired

mean s tha t

equipmen t

i s adjusted , o r

otherwis e altered , t o eliminat e alea k

a s define d I n th e applicabl e section s o

f thi s subpart

. Screwed connector

mean s athreade d pip e fittin g wher e th e thread s ar e cu t o n th e pip e wal l an d th e fittin g require s onl y tw o piece s t o mak e th e connectio n (I.e.

. th e pip e an d th e fitting)

. Semiannual

mean s a6-mont

h period ; th e firs t semiannua l perio d conclude s o n th e las t da y o f th e las t mont h durin g th e 18 0 calenda r

day s followin g initia l startu p for

ne w sources ; an d th e firs t semiannua l perio d conclude s o n th e las t da y o f th e las t mont h durin g th e 18 0 calenda r day s afte r

th e effectiv e dat e o f aspecifi c subpar t

tha t references thi s subpar t fo r existin g source s unles s a n earlie r mont h i s designate d b y th e owne r o r operator

. Sensor mean s adevic e tha t

measure s aphysica l quantit y o r th e chang e In a physica l quantity , suc h a s temperature , pressure , flo w rate , pH , o r liqui d level

. Set pressure mean s th e pressur e a t whic h aproperl y operatin g pressur e relie f devic e begin s t o ope n t o reliev e atypica l proces s syste moperatin g pressure
. Startup mean s th e settin g i n operatio n o f aproces s uni t

o r contro l device

. Styrene-butadiene rubber production mean s aproces s tha t

produce s styrene

butadien e copolymers , whethe r I n soli d (elastomer ) o r

emulsio n (latex ) form

. Volatile hazardous air pollutant

o r VHAPmean s asubstanc e liste d i n 5 XX.X8-1

. Sectio n XX.X2- 1 Standards : Genera l (a ) Eac h owne r

o r operato r

subjec t t o th e provision s o f

thi s subpar t

shal l demonstrat e complianc e wit h th e requirement s o f

{ XX.X2- 1 t o | XX.X2

- 1 3 fo r eac h ne w an d existin g sourc e a s require di n 4 0 CF R61.05 , excep t a s provide di n i XX.X " an d I XX.X4

. (b ) Complianc e wit h thi s subpar t wil l b e determine db y revie w o f records , revie w o f

performanc e tes t

results , an d Inspectio n usin g th e method s an d procedure s specifie di n tXX.X5

. (c)(1 ) A n owne r

o r operato r

ma y reques t adeterminatio n o f

alternativ e mean s o f

emissio n limitatio n t o th e requirement s o f

5 XX.X2-2

. { XX.X2-3 , 5 XX.X2-5

. i XX.X2-6 , tXX.X2-7

. i XX.X2-8 , i XX.X2-9

. i XX.X2-11

. { XX.X2-12 , an d | XX.X2-1 3 ar e provide di n { XX.X4

. (2 ) I f th e Administrato r

make s a determinatio n tha t

amean s o f

emissio n limitatio n i s apermissibl e alternativ e t o th e requirement s o f

I XX.X2-2 , { XX.X2-3 , | XX.X2-5. 1 XX.X2-8

. tXX.X2-7 , { XX.X2-8

. i XX.X2-0

. I XX.X2-11 , | XX.X2-12

. an d I XX.X2

- 13 , th e owne r

o r operato r

shal l compl y wit h th e alternative

. (d ) Eac h piec e o f

equipmen t

I n a proces s uni t

t o whic h thi s subpar t applie s shal l b e Identifie dsuc h tha t I t ca n b e distinguishe dreadily fro m equipmen t

tha t t s no t subjec t t o thi s subpart

. Identificatio n o f th e equipmen t doe s no t requir e physica l taggin g o f th e equipment

. Fo r

exampl e th e equipmen t ma y b e identifie do n aplan t sit e plan

. I n lo g entries , o r

b y designatio n o f

proces s uni t boundarie s b y som e for mo f weatherproo f

identification

. (e ) Equipmen t

tha t I s i n vacuu m servic e i s exclude dfro mth e requirement s o f

{ XX.X2- 2 t o { XX.X2

- 1 3 I f i t i s identifie da s require di n tXX.X6(b)(5)

. (f ) Equipmen t

tha t I s i n VHA P servic e les s tha n 30 0 hour s pe r calenda r

yea r i s exclude dfro mth e requirement s o f { XX.X2- 2 t o i XX.X2-1 3 an d J XX.X4- 2 I f i t i s identifie da s require di n i XX.X8(b)(7)

. (g ) Th e provision s fo r

existin g proces s unit s appl y t o proces s unit s tha t commence dconstructio n o r reconstructio n befor e (Insert date of publication of

proposal rule in the Federa l Register] ; th e provision s fo r ne w proces s unit s appl y l o unit s th e constructio n o r

reconstructio n o f

whic h commence s o n o r

afte r [Insert date of publication of

proposal rul in the Federa l Register]

. Sectio n XX.X2- 2 Standards : Pump s I n Ligh t Liqui dServic e (a ) Th e provision s o f

thi s sectio n appl y t o eac h pum p tha t I s I n ligh t

liqui d service

. (1 ) Th e provision s ar e Implemente do n th e specifie dapplicabilit y date s designate di n { XX.XO(b ) fo r existin g an dne w proces s unit s i n th e phase s specifie dbelow : (1 ) Fo r eac h grou p o f

existin g proces s units , th e phase s o f

th e standar dare : (A ) Phas e I , beginnin g o n th e applicabilit y date ; (B ) Phas e II

. beginnin g 1 yea r afte r th e applicabilit y date , an d (C ) Phas e III , beginnin g 2V s year s afte r th e applicabilit y date

. (11 ) Fo r ne w proces s units , th e applicabl e phase s o f

th e standar dare : (A ) Afte r Initia l startup , compl y wit h th e Phas e I I requirements

. (B ) Beginnin g 1 yea r

afte r startup , compl y wit h th e Phas e 11 1 requirements

. (2 ) Th e owne r

o r operato r

o f a n affecte dproces s uni t

ma y elec t

t o mee t th e requirement s o f

alate r phas e durin g th e tim e perio dspecifie dfo r a n earlie r phase

. (b ) (1 ) Th e owne r

o r operato r

o f a n affecte dproces s uni t

shal l monito r

eac h pum p monthl y t o detec t leak s b y th e metho dspecifie dI n | XX.X5(b ) an d shal l compl y wit h th e requirement s o f paragraph s (a ) throug h (d ) o f thi s section , excep t

a s provide di n I XX.X2

- 1(c ) sn d paragraph s (e ) throug h (h ) o f thi s section

. (2 ) Th e Instrumen t

reading , a s determine db y th e metho da s specifie d I n | XX.XS(b)

. tha t

define s alea k

I n eac h phas e o f

th e standar dIs : (1 ) Fo r Phas e I

. a n Instrumen t readin g o f 10,00 0 pp mo r

greater

. (11 ) Fo r Phas e II , a n Instrumen t readin g o f 5,00 0 pp mo r

greater

. (ill ) Fo r Phas e III

. a n Instrumen t readin g o f (A ) 5,00 0 pp mo r

greate r fo r pump s handlin g polymerizin g monomers
. (B ) 2,00 0 pp mo r

greate r fo r pump s i n food/medica l service , an d (C ) 1,00 0 pp mo r

greate r fo r al l olhe r pumps
. (3 ) Eac h pum p shal l b e checke db y visua l inspectio n eac h calenda r wee k fo r Indication s o f

liquid s drippin g fro m th e pum p seal

. I

f ther e ar e Indication s o f liquid s drippin g fro mth e pum p seal , a lea k I s detected

. (c ) (1 ) Whe n alea k

i s detected

. I t

shal l b e repaire da s soo n a s practicable , bu t no t late r tha n 1 5 calenda r

day s afte r

It I s detected , excep t

a s provide dI n paragrap h (c ) (3 ) o f

thi s sectio n o r { XX.X2-10

. (2 ) A firs t

attemp t a t repai r shal l b e mad e n o late r

tha n 5 calenda r

day s afte r th e lea k I s detected

. Firs t

attempt s a t repai r Include , bu t

ar e no t limite dto , th e followin g practice s wher e practicable : (1 ) Tightenin g o f

packin g glan dnuts

. (11 ) Ensurin g tha t

th e sea l flush I s operatin g a t

desig n pressur e an d temperature

. (3 ) Fo r pump s I n Phas e II I t o whic h a 1,00 0 pp mlea k

definitio n applies , repai r t s no t require dunles s a n Instrumen t readin g o f

2,00 0 pp mo r

greate r i s detected

. (d ) (1 ) Th e owne r

o r operato r

shal l decid e n o late r

tha n th e firs t

monitorin g perio dwhethe r

t o calculat e percen t leakin g pump s o n aproces s uni t basi s o r o n aplan t

sit e basis

. Onc e th e owne r o r operato r ha s decided , al l subsequen t percen t calculation s shal l b e mad e o n th e sam e basis

. (2 ) If , i n Phas e HI , calculate do n a8

- mont h rollin g average , th e greate r o f eithe r 1 0 percen t

o f th e pump s i n a proces s uni t

(o r plan t site ) o r 3 pump s I n aproces s uni t

(o r plan t site ) leak , th e owne r o r operato r

shal l Implemen t

a qualit y Improvemen t

progra mfo r

pump s tha t complie s wit h th e requirement s o f J XX.X3-2

. (3 ) Th e numbe r

o f pump s a t

aproces s uni t (o r plan t site ) shal l b e th e su mo f al l
S-05199 9 0O28(OIXO3-MAR-9l- l 1:42:37 ) 4702.FMT...(16.30]...12-28-9 0

### Federa l Registe r / Vol

. 56

. No

. 4

4 / Wednesday

. Marc

h e
. 199 1 /

Propose dRule s 932 1

th e pump s I

n VHA P service , excep tthat pump s foun d leakin g I

n a continuou s proces s uni twithi n 1 mont h afte r startu p shal l no tcoun tI

n th e percen tleakin g pump s calculatio n for thaton e monitorin g perio d only . (4 ) Percentleakin g pump s shal l b e determine d b y th e followin g equation : PI-((PL-P.)/(PT-P.))X10 0 where : %P L -percen tleakin g pump s P L -numbe r o f pump s foun d leakin g a a determine d throug h monthl y monitorin

g a s require d I n paragraph

s (b ) (I ) an d (2 ) o f thi s sectio n P T« Tota l pump s t n VHA P service
. Includin

g thos e meetin g th e criteri a i n paragraph

s (e ) an d (f ) o f thi s sectio n P,-numbe r o

f pump s leakin g withi n 1 mont h o f startu p durin g th e curren tmonitorin

g perio d (e ) Eac h pum p equippe d wit h a dual mechanica l sea l syste m thatinclude s a barrie r fluid syste m Is exemp tfro m th e requirement

s o f paragrap h (b ) o f

thi s section , provide d th e followin g requirement

s ar e met : (1 ) Eac h dual mechanica l sea l syste m is :(i ) Operate d wit

h th e barrierfluid a

ta pressure tha

ti s a tal l time s greate r tha

n th e pum p stuffing bo x pressure ; or (ii ) Equipped wit

h a barrierfluid degassin g reservoi r tha

ti s connecte d by a closed-ven tsyste m to a contro l devic e tha tcomplie s with th e requirement s o f ftXX.X2-U ; or . (iii ) Equipped with a closed-loo p syste m tha

tpurge s th e barrier fluid into a proces s stream . (2) Th e barrier fluid i s no ti n light
liqui d VHAP service
. (3 ) Eac h barrie r fluid syste m I

s equippe d wit

h a senso rthatwil l detec t failure o f th e sea l system , th e barrier flui d system , o r both . (4 ) Eac h pum p i s checke d b y visua l inspectio n aach calenda r wee k fo r indication s o

f liquid s dripping fro

m the pum p seal . (i ) I f ther e ar e Indication s o

f liqui d dripping fro

m the pum

p sea l a tth e time o f the weekl y inspection , th e pum p shal l b e monitore d a s specifie d i n ftXX.X5(b ) t o determin e the presenc e o f VHAP in the barrier fluid. (ii ) I f a n instrumentreadin g o

f 1,00 0 pp m o r greate ri s measured , a lea k i s detected . (5 ) Eac h senso ra s describe d I

n paragraph (e ) (3 ) o f

thi s sectio n Is observe d dail y o r I

s equippe d with a n alar m unles s th e pum

p I s locate d withi n th e boundar

y o f a n unmanne d plan tsite
. (6 ) (I ) Th e owne r o r operato r determines , base d o n desig n consideration s an d operatin g experience , criteri a applicabl e to th e presenc e an d frequency o f drip s an d to th e senso r tha tIndicate s failure o f

th e sea l system , th e barrier flui d system , o r both . (II ) I f indication s o

f liquid s dripping fro m th e pum

p sea l excee d th e criteri a establishe d in paragraph (e)(6)(l ) o f thi s section , orif

, base d o n th e criteri a establishe d in paragraph (e)(6 ) (1 ) o f thi s section , th e senso rindicate s failure o f th e sea l system , th e barrier fluid system , or both , a leak i s detected . (III ) When a leak i s detected , i tshal l b e repaire d a s soo n a s practicable , bu t notlate r tha

n 1 5 calenda rday s after I tI s detected , excep ta s provide d I n ftXX.X2-10
. (iv ) A firs tattemp ta

trepai rshal l b e mad e n o late rthan 5 calenda rday s after eac h lea k I

s detected . (f ) Any pum

p thatI s designe d wit

h n o externall y actuate d shaf

tpenetratin g th e pum p housin g i s exemp tfro

m paragraph s (b)(1 ) an d (2 ) o f thi s section
. (g) An y pum

p equippe d with a closed
ven tsyste m capabl e o

f capturin g an d transportin g an y leakag e fro m th e sea l or seal s to a contro l devic e tha t complie s with th e requirements o f ftXX.X2-1 1 i s exemp tfro m th e requirement

s o f paragraph s (b)-(e)
. (h ) An y pum

p tha ti s locate d withi n the boundar

y o f a n unmanned plan tsit e i s exemp tfro

m th e weekl y visua l inspectio n requiremento f paragraph s (b ) (3 ) an d (e ) (4

) o f thi s section , and th e dail y requirement

s o f paragraph (e ) (5 ) o f thi s section , provide d tha teac h pum

p i s visuall y Inspecte d a s ofte n a s practicabl e an d a

tleas tmonthly . Sectio n XX.X2- 3 Standards : Compressors
. (a ) Eac h compresso r shal l b e equippe d with a sea l syste m tha

tInclude s a barrier fluid syste m an d tha tpreven t leakag e o f proces s fluid t o atmosphere , excep ta s provide d I

n ftXX.X2-l(c ) an d paragraph s (h ) an d (1

) o f thi s section
. (b ) Eac h compresso r sea l syste m a s required i n paragrap h (a ) o

f thi s sectio n shal l be : (1 ) Operate d wit

h the barrierfluid a

ta pressure tha

tt s greate rtha

n th e compresso rstuffing bo x pressure ; or (2 ) Equipped wit

h a barrierfluid syste m tha

tI s connecte d by a closed
ven tsyste m to a contro l devic e tha t complie s with th e requirement s o f ftXX.X2-U ; o

r (3 ) Equipped with a closed-loo p syste m tha

tpurge s th e barrier fluid directl y int o a proces s stream . (c ) Th e barrierfluid shal l no tb e I n ligh tliqui d service
. (d ) Eac h barrierfluid syste m a s describe d i n paragraph s (a ) throug h (c ) o f thi s sectio n shal l b e equippe d wit h a senso rtha

twil l detec tfailure o

f th e sea l system , barrier fluid system , o r both . (e ) (I) Eac h senso ra s required I

n paragrap h (d ) o f

thi s sectio n shal l b e observe d dall y o r shal l b e equippe d wit h a n alar m unles s th e compresso rIs locate d withi n th e boundar y o f a n unmanne d plan tsite
. (2 ) Th e owne roroperato r shal l determine , base d o n desig n consideration s an d operatin g experience , a criterio n tha tIndicate s failure o f th e sea l system , th e barrier fluid system , o r both . (f ) I f th e senso r Indicate s failur e o f th e sea l system , th e barrier fluid system , o r bot h base d o n th e criterio n determine d underparagraph (e ) (2 ) o f thi s section , a lea k I s detected . (g ) (1 ) Whe n a lea k i s detected , i tshal l b e repaire d a s soo n a s practicable , but . no tlate rthan 1 5 calenda r day s after i ti s detected , excep ta s provide d I n ftXX.X2-I0
. (2 ) A firstattemp ta

trepai r shal l b e mad e n o late r than 5 calenda rday s alte r eac h lea k i s detected . (h ) A compresso ri s exemp tfro m th e requirement

s o f paragraph s (a ) an d (b ) o f thi s sectio n I

f i ti s equippe d wit

h a closed-ven tsyste m capabl e o f capturin g an d transportin g any leakag e fro m th e sea l t o a contro l devic e tha tcompile s wit h th e requirement

s o f ftXX.X2-I1 , excep ta s provide d I

n paragraph (I

) o f thi s section
. (i ) An y compresso r tha

ti s designated , a s describe d i

n ftXX . X 6 (b ) (2)
. t o operate a s indicate d by a n instrumen

t readin g o f les s tha n 50 0 pp m abov e background , I

s exemp tfro

m the requirement

s o f paragraphs (a ) throug

h (h) o f thi s sectio n i

f th e compressor : (1 ) I s demonstrate d t

o b e operatin g wit h a n instrumentreading o

f les s tha n 500 pp m abov e background , a s measure d by th e metho d specifie d i n ftXX.X5(c) ; an d (2 ) I s teste d fo

r complianc e wit

h paragraph (l)(l ) o

f thi s sectio n Initially upon designation , annually , and a tothe r time s requeste d b y th e Administrator
. Sectio n XX.X2- 4 Standards : Pressur e Relief device, " I n Gas/vapo r Service
. (a ) Excep tdurin

g pressure releases , eac h pressure relief

devic e i n gas/vapo r servic e shal l b e operate d wit h a n Instrumen

treadin g o

f les s tha n 500 pp m abov e backgroun d excep ta s provide d I n paragraph (b ) o

f thi s section , a s measure d b y th e metho d specifie d in ftXX.X5(c)
. (b)(1 ) Afte r eac h pressur e release , th e pressur e relief

devic e shal l b e returned to a conditio n Indicate d b y a n Instrumen

treadin g o

f les s tha n 50 0 pp m abov e background , a s soo n a s practicable , bu

tn o late r tha

n 5 calenda r
S-05199 9 O029(02X0S-MAR-9l- l 1:4403 ) 4702.FMT...(18.30]...12-28-9 0P. 9

day s afte r eac h pressure relesse , excep t a s provide d I

n ftXX.X2-10
. (2) N o late r than 5 calenda r day s afte r th e pressur e release , th e pressur e relief devic e shal l b e monitore d to confir m th e conditio n indicate d b y a n Instrumen t readin g o f les s than 500 pp

m abov e background , a s measure d b y th e metho d specifie d i n ftXX.X5(c)
. (c ) An y pressur e relief

devic e tha

ti s equippe d wit

h a closed-ven tsyste m capabl e o f capturin g an d transportin g leakag e fro

m th e pressur e relief

devic e t o a contro l devic e a s describe d I n ftXX.X21 1 i s exemp tfro

m th e requirement

s o f paragraph s (a ) an d (b ) o f thi s section
. Sectio n XX.X2- 5 Standards : Samplin g Connectio n Systems
. (a ) Eac h samplin g connectio n syste m shal l b e equippe d with a closed-purge , closed-loop , o

r closed-ven tsystem , excep ta s provide d in ftXX.X2-l(c)
. (b ) Eac h closed-purge , closed-loop , or closed-ven tsyste m a s required i n paragraph (a ) o

f thi s sectio n shall : (1 ) Retur n th e purged proces s fluid directl y t o th e proces s lin e o r (2 ) Collec tan d recycl e th e purge d proces s fluid; or (3 ) B e designe d an d operate d to capture an d transpor

tal l th e purged proces s fluid t

o a contro l devic e tha

t complie s wit

h th e requirement

s o f ftXX.X2-11
. (c) In-situ samplin g system s ar e exemp tfro

m th e requirement

s o f paragraph s (a ) an d (b ) o

f thi s section
. Sectio n XX.X2- 6 Standards : Open
ende d Valve s or Line s (a)(1 ) Eac h open-ende d valv e or lin e shal l b e equippe d with a cap , blin d flange, plug , o

r a secon d valve , excep t a s provide d i n ftXX.X2-l(c)
. (2 ) Th e cap , blin d flange, plug , or secon d valv e shal l sea l th e ope n en d at al l time s excep tduring operation s requiring proces s fluid flow throug h th e open-ende d valv e or lin e or during maintenanc e or repair
. (b ) Eac h open-ende d valv e o r lin e equippe d wit

h a secon d valv e shal l b e operate d I

n a manne r such tha

tth e valv e o n th e proces s fluid en d I s close d before th e secon d valv e I s closed . (c ) Whe n a doubl e bloc k an d blee d syste m i s bein g used , th e blee d valv e or lin e ma y remai n ope n durin

g operation s tha trequir e ventin g th e lin e betwee n th e block valve s bu

tshal l compl y with paragraph (a ) o f

thi s sectio n atal l othe r times
. Sectio n XX.X2- 7 Standards : Valve s in Gas/Vapo r Servic e an d i n Ligh tLiqui d Servic e (a ) Th e provision s o

f thi s sectio n appl y to valve s tha

tar e eithe r in ga s servic e or in lightliqui d service
. (1 ) Th e provision s ar

e Implemented o n th e specifie d applicabilit y date s se tfort

h in ftXX.X0(b ) fo

r existin g an d ne w proces s units in th e phase s specifie d below : (1 ) Fo r eac h grou

p o f existin g proces s units , th e phase s o f

th e standar d are : (A ) Phas e I

, beginnin g o n th e applicabilit

y date ; (B) Phas e II

, beginnin g 1 yea rafter th e applicability date ; an d (C) Phas e III

, beginnin g 2V

4 year s after th e applicabilit

y date . (ii ) Fo rne w proces s units , th e applicabl e phase s o

f th e standard are : (A ) Afterinitia l startup , compl y wit h the Phas e I

I requirements
. (B) Beginning 1 yea r after startup , compl y wit

h th e Phas e II

I requirements
. (2 ) Th e owne r o r operato r o f a n affecte d proces s unitma y elec tt o meet th e requirement

s o f a late r phas e durin

g th e tim e perio d specifie d fo ra n earlie r phase . (b ) Th e owne ror operato ro f a n affecte d proces s unitshal l monito ral l valves , excep ta s provide d i n ft ftXX.X2
- 1(c) , an d (h ) an d (I

) o f thi s section , a

tth e interval s specifie d in paragraph s (c ) an d (d ) o f thi s sectio n an d shal l compl y wit h al l othe rprovision s o

f thi s section , excep ta s provide d in ftXX.X2-10 , ftXX.X4-1
. ftXX.X4-2
. an d ftXX.X4-3
. (1 ) The valve s shal l b e monitore d t o detec tleak s b y th e metho d specifie d in ftXX.X5(b)
. (2 ) Th e Instrumen

treadin g tha

t define s a leak I

n eac h phas e o

f th e standard ts : (1 ) Fo r Phas e I , a n Instrumen

treadin g o f 10,000 pp m orgreater . (ii ) For Phas e II

, a n instrumentreadin g o f 500 pp m or greater . (ill ) Fo r Phas e HI

, a n Instrumen

t readin g o f 50 0 pp m or greater . (c ) I n Phase s I an d II

, eac h valv e shal l b e monitore d quarterly . (d ) I n Phas e III

, th e owne r or operato r shal l monito rvalve s fo

r leak s a tth e interval s specifie d below : (1 ) A tproces s units wit

h 2 percentor greate r leakin g valves , calculate d a s a rollin g averag e o

f 2 consecutiv e periods , th e owne roroperato rshal l either : (I ) Monito reac h valv e onc e pe r month ; or (II ) Withi n th e firs

tyea rafter th e onse to f Phas e III , Implemen

ta qualit y improvementprogra

m fo r valve s tha

t complie s wit

h th e requirement

s o f ftXX.X3- 1 an d monito r quarterly . (2 ) A tproces s units with les s tha n 2 percentleakin g valves , th e owne r or operato r shal l monito reac h valv e onc e eac h quarter, excep ta s provide d i n th e followin g paragraph s (3 ) an d (4 ) o f thi s section
. (3 ) A tproces s units wit

h les s tha n 1 percentleakin g valves , th e owne r or operato rma

y elec tto monito r eac h valv e onc e every 2 quarters . (4) A tproces s units wit

h les s tha n 0.5 percentleakin g valves , th e owne r o r operato rma

y elec tt o monito r eac h valv e onc e every 4 quarters . (e)(1 ) Percentleakin g valve s a ta proces s unitshal l b e determine d by the followin g equation : %V L -/(VJIV T +V C ))XIO O wher e %V L -percen tleakin g valve s V L a > numbe r o f valve s foun d leakin g excludin g nonrepalrable

s a s provide d I n paragrap h (e ) (3 ) (I ) o f thi s sectio n V T -Total valve

s monitore d V c -Optlonal credi

tfo rremoved valve

s - 0.S 7 X ne tnumbe r (I.e.
. tota l removed - tota l added ) o f valve s I n VHA P servic e removed fro

m proces s uni tafte r th e applicabilit

y dat e se tfort h I n I XX.X0(b

) fo r existin g proces s units, an d afte r th e dat e o f startu p fo r ne w proces s units
. I f credit s ar e no ttaken , the n V c -0
. (2) Fo rus e I n determinin g monitoring frequency , a s specifie d I

n paragraph (d ) o f thi s section , the percentleakin g valve s shal l b e calculate d a s a rolling averag e o f 2 consecutiv e monitoring period s fo

rmonthly , quarterly , o

r semiannual monitoring programs ; and a s a n averag e o

f any 3 ou to f 4 consecutiv e monitoring period s fo

rannua l monitoring programs . (3 ) (I ) Nonrepairabl e valve s shal l b e Included I

n th e calculatio n o

f percent leakin g valve s th e firs

ttim e the valv e I

s identifie d a s leakin g and nonrepairabl e an d a s required t

o comply wit

h paragraph (e ) (3 ) (ii ) o

f thi s section
. Otherwise , a numbero

f nonrepairabl e valve s (Identified an d Included I n th e percentleakin g calculatio n I n a previou s period ) u p t o a maximu

m o f 1 percento

f th e total numbero

f valve s in VHA

P servic e a ta proces s uni

tma y b e exclude d fro

m calculatio n o

f percent leakin g valve s fo

rsubsequen t monitoring periods
. (11 ) I f th e number o

f nonrepairabl e valve s exceed s 1 percento f the tota l number o f valve s I n VHA P servic e a

ta proces s unit, th e numbe

ro f nonrepairabl e valve s exceedin g 1 percento f th e tota l numbe r o f valve s I n VHAP servic e shal l b e Included in th e calculatio n o

f percentleakin g valves . (f)(1 ) When a leak i s detected , I tshal l b e repaire d a s soo n a s practicable , bu t n o late rthan 1 5 calenda r day s afterth e
S-05199 9 003O(02X0J-MAR-9l- l 1:44.07 ) 4702.FMT...(16,30]...12-28-9 0P.I O 

# T

Federa l Registe r / Vol

. 56 , No

. 4

4 / Wednesday

. Marc

h 8

. 199 1 /

Propose dRule s 932 3

les k I s detected , excep ts s provide d i n ftXX.X2-10
. (2 ) A firs tattemp ta trepai r shal l b e mad e n o late r tha n 5 calenda r day s afte r eac h lea k I s detected . (3 ) Whe n a lea k I s repaired , th e valv e shal l b e monitore d a tleas tonc e withi n th e firs tthre e month s afte r it s repair
. (g ) Firs tattempt s a trepai r include , bu t ar e no tlimite d to , th e followin g practice s wher e practicable : (1 ) Tightenin g o f

bonne tbolts ; (2 ) Replacemen to f

bonne tbohs ; (3 ) Tightenin g o f

packin g glan d nuts ; an d (4 ) Injectio n o f

lubrican tint o lubricate d packing
. (h ) An y valv e tha ti s designated , a s describe d I

n ftXX.X6(1)(1) , a s a n unsafe
to-monlto r valv e I s exemp tfro m th e requirement s o f

paragrap h (b ) throug h (d ) o f thi s sectio n If

: (1 ) Th e owne r o r operato r o f th e valv e determine s tha tth e valv e i s unsafe t o monito r becaus e monitorin g personne l woul d b e expose d t o a n immediat e dange r a s a consequenc e o f complyin g wit h paragraph s (b ) throug h (d ) o f thi s section ; an d (2 ) Th e owne r o r operato r o f th e valv e ha s a writte n pla n tha trequire s monitorin g o f

th e valv e a s frequentl y a s practicabl e durin g safe-to-monito r times
. (i ) An y valv e tha ti s designated , a s describe d i n ftXX.X8(i ) (2) , a s a difflcult-to-monito r valv e i s exemp tfro m th e requirement s o f

paragraph s (b ) throug h (d ) o f

thi s sectio n if

: (1 ) Th e owne r o r operato r o f th e valv e determine s tha tth e valv e canno tb e monitore d withou televatin g th e monitorin g personne l mor e tha n 2 meter s abov e a suppor tsurface ; (2 ) Th e proces s uni twithi n whic h th e valv e I s locate d i s a n existin g proces s unit ; an d (3 ) Th e owne r o r operato r o f th e valv e follow s a writte n pla n tha trequire s monitorin g o f

th e valv e a tleas tonc e pe r calenda r year . (j ) An y equipmen tlocate d a ta plan t sit e wit h fewe r tha n 25 0 valve s In VHA P servic e i s exemp tfro m th e requirement s o f paragrap h (d ) (1 ) o f

thi s section
. Excep ta s provide d i n paragraph s (h ) an d (I) o f

thi s section , th e owne r o r operato r shal l monito r eac h valv e i n VHA P servic e fo r leak s onc e eac h quarter , o r compl y wit h paragraph s (d ) (3 ) o r (d ) (4 ) o f

thi s section
. Sectio n XX.X2- 8 Standards : Pumps , valves , connectors , an d agitator s In heav y liqui d service ; instrumentatio n systems ; an d pressur e relie f device s I

n liqui d service
. (a ) Pumps , valves , connectors , an d agitator s i n heav y liqui d service , pressur e relie f

device s i n ligh tliqui d o r S-05199 9 0O3l(O2XOJ-MAR-9l- l 1:44:10 ) heav y liqui d service , an d instrumentatio n system s shal l b e monitore d withi n 5 calenda r day s b y th e metho d specifie d i n ftXX.X5(b ) i f evidenc e o f

a potentia l lea k i s foun d b y visual , audible , olfactory , o r an y othe r detectio n method , excep ta s provide d i n ftXX.X2-l(c)
. I

f a potentia l lea k In a n Instrumentatio n syste m I s repaire d a a required I

n paragraph s (c ) an d (d ) o f thi s section , i ti s no tnecessar y t o monito r th e syste m fo r leak s b y th e metho d specifie d I

n ftXX.X5(b)
. (b ) I f a n instrumen treadin g o f 10,00 0 pp m o r greate r fo r agitators , 1,00 0 pp m o r greate r fo r pumps , o r 50 0 pp m o r greate r fo r valves , connectors , instrumentatio n systems , an d pressur e relief device s i s measured , a lea k i s detected . (c ) (1 ) Whe n a lea k I s detected , I tshal l b e repaired a s soo n a s practicable , bu t no tlate r tha n 1 5 calenda r day s afte r i ti s detected , excep ta s provide d i n ftXX.X2-10
. (2 ) Th e firs tattemp ta trepai r shal l b e mad e n o late r tha n 5 calenda r day s afte r eac h lea k i s detected . (3 ) Fo r instrumentatio n system s tha t ar e no tmonitore d b y th e metho d specifie d i n { XX.X5(b)
. repaire d shal l mea n tha tth e visual , audible , olfactory , o r othe r indication s o f a lea k hav e bee n eliminated ; tha tn o bubble s ar e observe d a t4 4 potentia l lea k site s durin g a lea k chec k usin g soa p solution ; o r tha tth e syste m wil l hol d a tes t pressure . (d ) Firs tattempt s a trepai r include , bu tar e no tlimite d to , th e bes tpractice s describe d unde r ftXX.X2-7(e)
. SectionXX.X2- 9 Standards : Produc t accumulato r vessels . Eac h produc taccumulato r vesse l shal l b e equippe d wit h a closed-ven tsyste m capabl e o f

capturin g an d transportin g an y leakag e fro m th e vesse l t o a contro l devic e a s describe d I

n ftXX.X2-11 , excep ta s provide d i n ftXX.X2-l(c)
. Sectio n XX.X2-1 0 Standards : Dela y o f repair
. (a ) Dela y o f

repai r o f

equipmen tfo r whic h leak s hav e bee n detecte d I s allowe d i f

th e repai r i s technicall y Infeasibl e withou ta proces s uni t shutdown . Repai r o f

thi s equipmen t shal l occu r b y th e en d o f th e nex t proces s uni tshutdown . (b ) Dela y o f

repai r o f

equipmen tfo r whic h leak s hav e bee n detecte d i s allowe d fo r equipmen ttha tI s Isolate d fro m th e proces s an d tha tdoe s no t remai n i n VHA P service
. (c ) Dela y o f

repai r fo r valves , connectors , an d agitator s i s als o allowe d if

:

4702.FMT...[16.30l...l2-28-9 0 (1 ) Th e owne r o r operato r determine s tha temission s o f

purge d materia l resultin g fro m Immediat e repai r woul d b e greate r tha n th e fugitiv e emission s likel y t o resultfro m dela y o f repair , an d (2 ) Whe n repai r procedure s ar e effected , th e purge d materia l I s collecte d an d destroye d o r recovere d I n a contro l devic e complyin g wit h ftXX.X2-11
. (d ) Dela y o f

repai r fo r pump s I s als o allowe d If

: (1 ) Repai r require s replacin g a singl e mechanica l sea l syste m wit h (1) A dua l mechanica l sea l syste m tha t meet s th e requirement s o f ftXX.XZ-2(e) , (ii ) a pum p tha tmeet s th e requirement s o f

ftXX.X2-2(f)
. o r (Hi ) a closed-ven tsyste m contro l devic e tha tmeet s th e requirement s o f ftXX.X2-2(g)
. an d (2 ) Repai r I s complete d a s soo n a s practicable , bu tno tlate r tha n 6 month s afte r th e lea k wa s detected . (e ) Dela y o f

repai r beyon d a proces s uni tshutdow n wil l b e allowe d fo r a valv e I f valv e assembl y replacemen tI s necessar y durin g th e proces s uni t shutdown , valv e assembl y supplie s hav e bee n depleted , an d valv e assembl y supplie s ha d bee n sufficientl y stocke d befor e th e supplie s wer e depleted . Dela y o f repai r beyon d th e nex tproces s uni t shutdow n wil l no tb e allowe d unles s th e nex tproces s uni tshutdow n occur s soone r tha n 8 month s afte r th e firs t proces s uni tshutdown . Sectio n XX.X2-1 1 Standards : Closed
ven tsystem s an d contro l devices
. (a ) Owner s o r operator s o f closed
ven tsystem s an d contro l device s use d t o compl y wit h provision s o f thi s subpar tshal l compl y wit h th e provision s o f thi s section , excep ta s provide d i n ft XX.X2-l(c)

. (b ) Vapo r recover y system s (fo r example , condenser s an d adsorbers ) shal l b e designe d an d operate d t o recove r th e organi c emission s vente d t o the m wit h a n efficienc y o f 9 5 percen to r greater . (c ) Enclose d combustio n device s shal l b e designe d an d operate d t o reduc e th e organi c emission s vente d t o the m wit h a n efficienc y o f

9 5 percen to r greate r o r t o provid e a minimu m residenc e tim e o f 0.5 0 second s a ta minimu m temperatur e o f 760-C
. (d ) Flare s use d t o compl y wit h thi s subpar tshal l compl y wit h th e requirement s o f

ft80.18
. (e ) Owner s o r operator s o f contro l device s tha tar e use d t o compl y wit h th e provision s o f

thi s subpar tshal l monito r thes e contro l device s t o ensur e tha tthe y ar e operate d an d maintaine d In conformanc e wit h thei r design
.

### d i P.l i



### 932 4 Federa

l Registe r / Vol

. 58

. No

. 4

4 / Wednesday

. Marc

h 6

. 199 1 /

ProposedRule s (f ) (1 ) Closed-ven tsystem s shal l b e designe d for an d operate d with a n instrumentreadin g o f

les s than 50 0 pp

m abov e backgroun d an d b y visua l Inspections , a s determine d b y th e method s specifie d a s ftXX.X5(c)
. (2) Closed-ven tsystem s shal l b e monitore d to determin e complianc e with thi s sectio n Initiall y i n accordanc e wit h ft81.05 , annually , an d atothe r time s requeste d b y th e Administrator , excep t equipmentcomponent s o n close d ven t system s meetin g th e description s i n ftXX.X2-7(h ) an d ftXX.X2-13(f ) throug h (h ) shal l mee tth e requirement s o f thos e sections
. (3 ) Leaks , a s indicate d b y a n Instrumen

treadin g greate r than 50 0 ppm abov e backgroun d an d visua l Inspections , shal l b e repaire d a s soo n a s practicable , bu

tno tlate r than 1 5 calenda r day s afte r th e lea k I s detected . (4) A firs tattemp ta trepai r shal l b e made n o late r than 5 calenda rday s after th e lea k i s detected . (g ) Wheneve r VHA P emission s ar e vente d to a closed-ven tsyste m or contro l devic e use d t o compl y with th e provision s o

f thi s subpart, such syste m or contro l devic e shal l b e operating
. Sectio n XX.X2-1 2 Standards : Agitator s in gas/vapo r servic e an d i n lightliqui d service
. (a)(1 ) Eac h agitato r shal l b e monitore d monthly t o detec tleak s b y th e method s specifie d i n ftXX.XS(b) , excep ta s provide d i n ftXX.X2-l(c)
. (2 ) Eac h agitato r shal l b e checke d b y visua l inspectio n eac h calenda r wee k fo r indication s o

f liquid s dripping fro

m th e agitator
. (b)(1 ) I f a n Instrumen

treadin g o

f 10,000 pp m or greate r i s measured , a lea k i s detected . (2 ) I f there ar e indication s o

f liquid s dripping fro

m th e agitator , a lea k Is detecte d (c)(1 ) Whe n a lea k I

s detected . I

tshal l b e repaire d a s soo n a s practicable , bu t no tlate r tha

n 1 5 calenda r day s afte r I ti s detected , excep ta s provide d i n ftXX.X2-I0
. (2) A firstattemp tatrepai rshal l b e mad e n o late r than 5 calenda rday s after eac h lea k I

s detected . (d ) An y agitato r equippe d with a closed-ven tsyste m capabl e o f capturin g an d transportin g an y leakag e fro m th e sea l or seal s to a contro l devic e tha t complie s with th e requirements o f ftXX.X2-1 1 i s exemp tfro m th e requirement

s o f paragraph s (a)-(c)
. Sectio n XX.X2-1 3 Standards : Connector s i n Gas/Vapo rServic e an d in Ligh tLiqui d Servic e (a ) Th e owne r o r operato r o f a n affecte d proces s unitshal l monito r al l S-03199 9 0O32(O2KO3-MAR-9l-ll:44:l3 ) connector s I

n gas/vapo ran d ligh tliqui d service , excep ts s provide d I n I I XX.X2- 1 (c) , sn d (f

) throug h (h ) o f thi s section , atth e interval s specifie d i n paragrap h (b ) o

f thi s section
. (1 ) Th e connector s shal l b e monitore d to detec tleak s b y th e metho d specifie d i n | XX.X5(b)
. (2) I f a n instrumentreadin g greate r than or equal t

o 50 0 pp m I s measured , a lea k i s detected . (b ) Th e owne ror operato rshal l monito r for leak s atth e Interval s specifie d below . (1 ) Withi n th e first1 2 month s after th e specifie d applicabilit

y date s describe d in | XX.X0(b ) fo

reac h grou

p o f existin g proces s units , th e owne r o roperato r shal l monito ral l connectors , excep ta s provide d I

n paragraph s (f

) throug h (h ) o f thi s section
. (2) Withi n th e first1 2 month s afterth e beginnin g o

f startup o rwithi n 1 2 month s after (date o

f promulgation) , whicheve r i s later , for ne w proces s units , th e owne r or operato r shal l monito ral l connectors , excep ta s provide d i n paragraph s ( 0 throug h (h ) o f thi s section
. (3 ) After conductin g th e Initia l survey required i n paragrap h (b)(1 ) o f thi s section , th e owne ro r operato r shal l perfor m al l subsequen tmonitoring o f connector s a

tth e followin g frequencies , excep ta s provide d i n paragrap h (c)(2 ) o f thi s section : (1 ) Onc e pe rcalenda r year . I

f th e percen tleakin g connector s I n th e proces s uni

twa s 0. 5 percen torgreate r durin g th e las trequire d monitorin g period
. (it ) Onc e every tw o calenda ryears . I f th e percen tleakin g connector s wa s les s than 0. 5 percen tdurin

g th e las trequired monitorin g period
. A n owne roroperato r ma y compl y wit

h thi s paragraph b y monitoring a

tleas t4 0 percento

f th e connector s I

n th e firstyea r an d th e remainde ro

f th e connector s in th e secon d year . Th e percentleakin g connector s wil l b e calculate d fo r the
total o f al l monitoring performed durin g th e two-yea rperiod
. (Ill) I f th e owne r o

roperato r o

f a proces s unitI

n a biennia l lea k detectio n an d repai rprogra

m calculate s les s tha

n 0. 5 percen tleakin g connector s fro m th e 2-yea rmonitorin g period , th e owne ror operato r ma

y monito rth e connector s 1 time every 4 years . A n owne r or operato r ma

y compl y wit

h th e requirements o f

thls-paragrap h b y monitoring a

tleas t2 0 percen to

f th e connector s eac h yea r until al l connector s hav e bee n monitore d withi n 4 years . (iv ) I f a proces s unitcomplyin g with th e requirement

s o f paragraph (b ) o

f thi s sectio n usin g a 4-yea rmonitorin g interval progra

m ha s greate r than or

4702.FMT...(18,30]...12-28-9 0 equa l t o 0. 5 percen tbu tles s than l percentleakin g connectors , th e owne ro r operato rshal l Increas e th e monitoring frequenc y to 1 time every 2 years . A n owne r o r operato r ma

y compl y wit

h th e requirements o

f thi s paragraph b y monitorin g a

tleas t40 percento

f th e connector s I

n th e firs tyea ran d th e remainde ro

f th e connector s I

n the secon d year . Th e owne ro r operato rma

y agai n elec tt o us e th e provision s o f paragraph (b)(3)(lli ) o

f thi s sectio n whe n th e percen tleakin g connector s decrease s t

o les s tha n 0.5 percent . (v ) I f a proces s uni

tcomplyin g wit

h requirements o

f paragraph (b ) usin g a 4
- yea rmonitorin g Interva

l progra m ha s 1 percen torgreate r leakin g connectors , th e owne ror operato rshal l Increas e th e monitoring frequenc

y t o 1 time pe

r year . Th e owne ro r operato rma y agai n elec t t o us e th e provision s o

f paragraph (b)(3)(iii ) o f

thi s sectio n whe n th e percen tleakin g connector s decrease s t o les s tha n 0.5 percent . (4 ) Afte r(Inser

tdat e o f publicatio n o

f propose d rul

e in the Federa

l Register) , I

f a n owne ror operato r eliminate s a connecto r subjectt

o monitoring under paragraph (b ) o

f thi s sectio n eithe r by weldin g I tcompletel y around th e circumference o

f the Interface or b y physicall y removin g th e connecto r an d weldin g th e pip e together , th e owne r o r operato r shal l chec k the integrit y o f th e wel d by monitoring itaccordin g t o the procedure s i

n ftXX.X5(b) o

r by testin g usin g X-ray , acousti c monitoring , hydrotestlng , o

r othe r applicabl e method . Weld s create d after (Inser tdate o f publicatio n o

f propose d rule I

n the Federa l Register) bu

tbefore (Inser

tdate o f publicatio n o

f fina l rule I n th e Federa

l Register) shal l b e monitore d orteste d b y (Insert 3 months after

date of publication of

final rule in the Federa

l Register) ; weld s create d after (Inser t dat e o f publicatio n o

f fina l rule I n th e Federa l Register) shal l b e monitore d o r teste d withi n 3 month s after bein g welded . I f a n Inadequat

e wel d I s foun d o rthe connecto r I

s notwelde d completel y around th e circumference , th e connecto rI

s notconsidere d a welde d connecto ra s describe d I n ftXX.XI , an d I s therefor e notexemp t fro m th e provision s o

f thi s subpart. Connector s welde d o n or after (Inser t dat e o f publicatio n o

f propose d rule I

n th e Federa

l Register) ca n counta s connector s remove d fro

m th e proces s an d b e eligibl e fo

rremove d connecto r credits a s describe d I

n paragraph (1

) o f thi s section
. (c)(l)(l ) Excep ta s provide d i n paragraph (c)(1)(H

) o f thi s section , eac h connecto r tha

tha s bee n opene d or ha s otherwis e had the sea l broken shal l b eP.I 2

Federa l Registe r /

Vol . 56
. No . 4 4 /

Wednesday . Marc h 6
. 199 1 / Propose d Rule s 932 8

monitore d for leak s withi n th e first3 month s afte r bein g returned t o VHAP service , Including thos e determine d to b e nonrepairabl e prior to proces s unit shutdown . I

f th e followu p monitorin g detects s leak , I

tshal l b e repaired accordin g t

o th e provision s o

f paragraph (d ) o f thi s section , unles s iti s determine d to b e nonrepairable , in whic h cas e i ti s counte d a s a nonrepairabl e fo

r th e purpose s o

f paragraph (l)(2 ) o

f thi s section. (il ) A s a n alternativ e to th e requirement

s I n paragrap h (c)(l)(i ) o

f thi s section , a n owne r o r operato r may choos e to calculat e percen tleakin g connector s fo

r th e monitorin g period s describe d i n paragraph (b ) o f thi s section , b y settin g th e nonrepairabl e component , C„, i n th e equatio n i n paragraph (i)(2 ) o

f thi s sectio n to zer o fo r al l monitoring periods
. (iii ) A n owne r or operato r ma y switc h alternative s describe d i n paragraph (c)(1 ) (i ) an d (ii ) o f

thi s sectio n atth e en d o f th e curren

tmonitorin g perio d h e i s In , provide d tha

th e notif y th e Administrato r a s required i n ftXX.X7(b)(7) an d begi n th e ne w alternativ e i n annual monitoring
. Th e initial monitorin g in th e ne w alternativ e shal l b e complete d n o late r than 1 2 month s after notificatio n o f th e Administrato r o

f th e switch
. (2 ) A s a n alternativ e t o th e requirement

s o f paragraph (b)(3 ) o

f thi s section , eac h screwe d connecto r 2 inche s or les s Installe d I n a proces s unit before (Inser

tdat e o f publicatio n o

f propose d rul e I

n Federal Register ) mav : (i ) Compl y wit h th e requirement

s o f ftXX.X2-8 , an d (ii ) Be monitore d fo

r leak s withi n th e firs tthree month s after bein g returned t o VHAP servic e afte r havin g bee n opene d o r otherwis e had th e sea l broken . I f th e followu p monitoring detect s a leak , i t shal l b e repaire d accordin g to th e provision s o

f paragraph (d ) o

f thi s section
. (d ) When a lea k i s detected , itshal l b e repaire d a s soo n a s practicable , bu tn o late r than 1 5 calenda r day s afte r th e leak I s detected , excep ta s provide d I n paragrap h (g) o

f thi s sectio n an d I

n ftXX.X2-10
. A firstattemp tatrepai r shal l b e mad e n o late r than 5 calenda r day s after th e lea k I

s detected . (e ) I f a leak i s detected , th e connecto r shal l b e monitore d for leak s withi n th e firstthree month s after it s repair
. (f ) An y connecto r tha

ti s designated , a s describe d in ftXX.X8(i)(l) , a s a n unsafe-to-monito r connecto r I s exemp t fro m th e requirements o f

paragrap h (a ) o f thi s sectio n if

: (1 ) The owne r or operato r determine s tha tth e connecto r i

a unsaf e to monito r becaus e personne l woul d b e expose d to S-03199 9 00JJ(02X03-MAR-9I-1I:44:I7 ) a n Immediat

e dange r a s a resul to

f complyin g wit

h paragraph s (a ) throug

h (e ) o f thi s section ; an d (2) Th e owne r or operato r ha s a writte n pla n thatrequires monitorin g o f th e connecto r a s frequen ta s practicabl e durin g saf e to monito r periods
. (g ) An y connecto r tha

ti s designated , a s describe d i n ftXX.X6(1)(3) , s s a n unsafe-to-repai r connecto r ts exemp t fro m th e requirements o f

paragraph s (s) , (d) , an d (e ) o f

thi s sectio n If

: (1 ) Th e owne r or operato r determine s tha trepair personne l woul d b e expose d to a n Immediat

e dange r a s a consequenc e o

f complyin g with paragrap h (d ) o f

thi s section ; an d (2 ) Th e connecto r wil l b e repaire d befor e th e en d o f

th e nex tschedule d proces s unitshutdown . (h)(1 ) An y connecto r tha ti s designated , a s describe d I n ftXX.X8(i)(4 ) a s inaccessible , or I

s glas s or glass
lined , i s exemp tfro

m th e monitorin g requirement

s o f paragraph (a ) o

f thi s sectio n an d fro

m th e recordkeeping an d reporting requirement

s o f ftXX.X 8 an d ftXX.X7 . A n inaccessibl e connecto r I s on e thati s (i ) Buried , (ii ) Insulate d i n a manne r tha t prevent s acces s to th e connecto r b y a monito r probe , (HI ) Obstructe d b y equipmentor piping tha

tprevents acces s to th e connecto r b y a monito r probe , o r (iv ) Unabl e to b e reache d fro m a 25
- footportabl e scaffol d o n th e ground , an d i s greate r tha

n 2 meter s abov e a suppor t surface
. (2) I f an y inaccessibl e o r glas s o r glass-line d connecto r i s observe d by visual , audible , olfactory , or othe r mean s t o b e leaking , th e leak shal l b e repaire d a s soo n a s practicable , bu tn o late r than 1 5 calenda r day s after th e leak I s detected , excep ta s provide d in ftXX.X2-1 0 an d paragraph (g) o f thi s section
. (3 ) A firstattemp ta

trepai r shal l b e mad e n o late r than 5 calenda r day s after th e leak I s detected . (I ) For us e i n determinin g th e monitorin g frequency , a s specifie d in paragraph (b ) o

f thi s section , th e percent leakin g connector s shal l b e calculate d a s follows : (1 ) For th e firstmonitorin g period , us e th e followin g equation : %C-C t -Ci/(C-rC,)XlO O Where : % C u - percen

tleakin g connector

s C L —numbe r o f connector s measure d a tSO O pp m o r greater , b y th e metho d specifie d I n | XX.X5(b

) C
- tota l numbe r o f monitore d connector

s I n th e proces s uni t

4702.FMT...[18,30]...12-28-9 O Cc-Optiona l credi tfo r remove d connector

s

- 0.6 7 x ne t(I.e. , tota l removed—total added ) numbe r o f connector s I n VHA P servic e removed fro

m th e proces s uni t afte r th e applicabilit

y dat e se tfort h I n | XX.X0tb ) fo r existin g proces s units, an d afte r th e dat e o f startu p fo r ne w proces s units
. I f credit s ar e no ttaken , the n Cc-0
. (2 ) Fo r subsequen tmonitoring periods , us e th e followin g equation : * Ct-l(C,.-C„)/(C+CC)|xl0 0 Where : % Q.-percen tleakin

g connector

s Ci-numbe r o

f connectors, Includin

g nonrapalrables

, measure d a tSO O pp m o r greater , b y th e metho d specifie d I n | XX.X5(b ) CAN-numbe

ro f allowabl e nonrepairabl

e connectors, a

s determine

d b y monitorin

g require d I n paragraph

s (b)(3 ) an d (c ) o f thi s section, no

tt o excee d 2 percen

to f th e tota l connecto r population

, C , C,-tota l numbe

r o f monitore d connectors. Includin g nonrapalrables

, i n th e proces s unit
. Cc-Optiona

l credi tfo r removed connector

s

- 0.8 7 x ne tnumbe r (I.e.
. tota l removed—total added

) o f connector s I n VHA P servic e removed fro

m th e proces s uni tafte r th e applicabilit

y dat e se tfort h I n I XX.XOfb

) fo r existin g proces s units, an d afte r th e dat e o f startu p fo r ne w proces s units
. I f credit s ar e no ttaken , the n Cc-0
. ftXX.X3- 1 Qualit

y Improvemen

t Progra m (QIP ) fo r Valves . (a ) I n Phas e III

, t o compl y wit

h th e requirement

s I n ftXX.X2-7(d)(l)(ii)
. a

n owne r or operato r ma

y elec tt o compl y with on e o

f th e alternativ e qualit

y improvementprogram

s specifie d in paragraph s (d ) an d (e ) o f thi s section
. Th e decisio n t

o us e on e o

f thes e alternativ e provision s t

o comply wit

h th e requirement

s o f ftXX.X2-7(d)(l)(ti ) mustb e mad e durin

g the firs tyea r o f Phas e II I for existin g proces s units an d fo r ne w proces s units
. (b ) A n owne r o

r operato r o

f a proces s uni tsubjec tt

o th e requirement

s o f paragraph s (d) or (e ) o

f thi s sectio n shal l compl y with thos e requirement s until th e proces s unitha s fewe r tha n 2 percen tleakin g valves , calculate d a s a rollin g averag e o

f 2 consecutiv e quarter

s a s specifie d I

n ftXX.X2-7(e)
. (c ) After th e proces s unitha s fewe r than 2 percentleakin g valves , th e owne r o r operato r ma

y elec tt o comply wit

h th e requirement

s I n ftXX.X2-7 , t

o continu e to compl y wit

h th e requirement

s I n paragraph (e ) (o

r (d) , I f appropriate ) o

f thi s section , or both . I

f th e owne r o

r operato r elect s t o continu e th e QIP , th e owne r o r operato r i s exemp tfro m th e requirement

s fo r performance trial s a s specifie d in paragraph (e)(6 ) o f thi s section , or furthe

r progres s a s specifie d

### 932 8 Federal Registe r / Vol . 56
. No . 44 /

Wednesday . Marc

h 8
. 199 1 /

Propose d Rule s

I n paragrap h (d)(4 ) o f

thi s section , s s lon g a s th e proces s uni tha s fewe r tha n 2 percen tleakin g valves . I f th e owne r o r operato r elect s t o compl y wit h bot h paragrap h (e ) o f

thi s sectio n an d ftXX.X2-7 , h e ma y als o tak e advantag e o f th e lowe r monitorin g frequencie s associate d wit h lowe r lea k rate s i n ftXX.X2-7
. I

f th e owne r o r operato r elect s no tt o continu e QIP , th e QI P I s n o longe r a n optio n i f

th e proces s uni tagai n exceed s 2 percen tleakin g valves , an d In suc h case , monthl y monitorin g wil l b e required
. (d ) Th e followin g requirement s shal l b e me tI f a n owne r o r operato r elect s t o us e a QI P t o demonstrat e furthe r progress : (1 ) Th e owne r o r operato r shal l continu e t o compl y wit h th e requirement s i n ftXX.X2- 7 excep teac h valv e shal l b e monitore d quarterly . (2 ) Th e owne r o r operato r shal l collec t th e followin g data , an d maintai n record s a s require d i n ftXX.X8(m) , fo r eac h valv e i n eac h proces s uni tsubjec tt o th e QIP : (i ) Th e maximu m instrumen treadin g observe d i n eac h monitorin g observatio n befor e repair , th e respons e facto r fo r th e strea m i f appropriate , th e instrumen tmode l number , an d dat e o f th e observation
. (ii ) Whethe r th e valv e i s i n ga s o r ligh t liqui d service
. (iii ) I f a lea k i s detected , th e repai r method s use d an d th e instrumen t reading s afte r repair
. (3 ) Th e owne r o r operato r shal l continu e t o collec tdat a o n th e valve s a s lon g a s th e proces s uni tremain s i n th e QIP
. (4 ) Th e owne r o r operato r mus t demonstrat e progres s i n reducin g th e percen tleakin g valve s eac h quarte r th e proces s uni ti s subjec tt o th e requirement s o f

paragrap h (d ) o f

thi s section , excep ta s provide d i n paragrap h (d)(4)(li ) o f

thi s section
. (i ) Demonstratio n o f

progres s shal l mea n tha tfo r eac h quarte r ther e i s a t leas ta 1 0 percen treductio n i n th e percen tleakin g valve s fro m th e percen t leakin g valve s determine d fo r th e precedin g monitorin g period
. Th e percen tleakin g valve s shal l b e calculate d a s a rollin g averag e o f 2 consecutiv e quarter s o f monitorin g data . Th e percen treductio n shal l b e calculate d usin g th e rollin g averag e percen tleakin g valves , accordin g t o th e following : %LV » = (%LV

AV0 1 - %LV

A va>)/%LV

A » 0 1 x 10 0 where : %LV«
- Percentleakin g valv e reductio n *LV»voi=(*V u +%V u .,)/ 2 an d %LV A »a.-(»V u „ +*V u .i)/ 2 where : %V U , %V u »i , %Vu« i are percen tleakin g valve s calculate d for subsequen tmonitoring periods , t.l+1,1+ 2 (11 ) A n owne r o r operato r wh o fall s fo r 2 consecutiv e rollin g average s t o demonstrat e a tleas ta 1 0 percen t reductio n pe r quarte r i n percen tleakin g valve s o rtha tth e overal l averag e percen treductio n base d o n 2 o r mor e rollin g average s I s les s tha n 1 0 percen t pe r quarte r shal l eithe r compl y wit h th e requirement s I

n ftXX.X2-7(d)(l ) usin g monthl y monitorin g o r shal l compl y usin g a QI P fo r technolog y revie w a s specifie d i n paragrap h (e ) o f thi s section
. I f th e owne r o r operato r elect s t o compl y wit h th e requirement s o f paragrap h (e ) o f thi s section , th e schedul e fo r performanc e trial s an d valv e replacement s remain s a s specifie d i n paragrap h (e ) o f

thi s section
. (e ) Th e followin g requirement s shal l b e me ti f a n owne r o r operato r elect s t o us e a QI P o f

technolog y revie w an d improvement : (1 ) Th e owne r o r operato r shal l compl y wit h th e requirement s i n ftXX.X2- 7 excep tth e requiremen tfo r monthl y monitorin g i n paragrap h ftXX.X2-7(d)(l)(i ) doe s no tapply . (2 ) Th e owne r o r operato r shal l collec t th e dat a specifie d below , an d maintai n record s a s require d i n ftXX.X8(m)
. fo r eac h valv e i n eac h proces s uni tsubjec t t o th e QIP
. Th e dat a ma y b e collecte d an d th e record s ma y b e maintaine d o n a proces s uni to r grou p o f proces s unit s basis
. (i ) Th e dat a shal l includ e th e following : (A ) Valv e typ e (e.g. , ball , gate , check) ; valv e manufacturer ; valv e desig n (e.g. , externa l ste m -" • actuatin g mechanism , flanged body) ; material s o f construction ; packin g material ; an d yea r installed
. (B ) Servic e characteristic s o f th e strea m suc h a s operatin g pressure , temperature , lin e diameter , an d r jrroslvity
.
, 1 "Vhethe r th e valv e I s i n ga s o r ligh t •.-'••' H service
. (U ) Th e maximu m instrumen treading s observe d i n eac h monitorin g observatio n befor e repair , respons e facto r fo r th e strea m I f adjusted , instrumen tmode l number , an d dat e o f th e observation
. (E ) I f a lea k i s detected , th e repai r method s use d an d th e Instrumen t reading s afte r repair
. (F ) I f th e dat a wil l b e analyze d a s par t o f a large r analysi s progra m involvin g dat a fro m othe r plant s o r othe r type s o f proces s units , a descriptio n o f an y maintenanc e o r qualit y assuranc e program s use d i n th e proces s uni ttha t ar e intende d t o improv e emissio n performance
. (3 ) Th e owne r o r operato r shal l continu e t o collec tdat a o n th e valve s a s lon g a s th e proces s uni tremain s i n th e QIP
. (4 ) Th e owne r o r operato r shal l Inspec tal l valve s remove d fro m th e proces s uni tdu e t o leaks . Th e Inspectio n shal l determin e whic h part s o f th e valv e hav e faile d an d shal l Includ e recommendations , a s appropriate , fo r desig n change s o r change s i n specification s t o reduc e lea k potential
. (5)(i ) Th e owne r o r operato r shal l analyz e th e dat a collecte d t o compl y wit h th e requirement s o f paragrap h (e)(2 ) o f thi s sectio n t o determin e th e services , operatin g o r maintenanc e practices , an d valv e design s o r technologie s tha thav e poore r tha n averag e emissio n performanc e an d thos e tha thav e bette r tha n averag e emissio n performance
. Th e analysi s shal l determin e I

f specifi c troubl e area s ca n b e identifie d o n th e basi s o f service , operatin g condition s o r maintenanc e practices , equipmen tdesign , o r othe r proces s specifi c factors
. (ii ) Th e analysi s shal l als o b e use d t o Identif y an y superio r performin g valv e technologie s tha tar e applicabl e t o th e service(s) , operatin g conditions , o r valv e design s associate d wit h poore r tha n averag e emissio n performance
. A superio r performin g valv e technolog y i s on e fo r whic h a grou p o f suc h valve s ha s a lea k frequenc y o f

les s tha n 2 percen t fo r specifi c application s i n suc h a proces s unit
. A candidat e superio r performin g valv e technolog y i s on e demonstrate d o r reporte d I n th e availabl e literatur e o r throug h a grou p stud y a s havin g lo w emissio n performanc e an d a s bein g capabl e o f achievin g les s tha n 2 percen tleakin g valve s i n th e proces s unit
. (HI ) Th e analysi s shal l includ e consideratio n of

: (A ) Th e dat a obtaine d fro m th e inspection s o f

valve s remove d fro m th e proces s uni tdu e t o leaks ; (B ) Informatio n fro m th e availabl e literatur e an d fro m th e experienc e o f othe r plan tsite s tha twil l Identif y valv e design s o r technologie s an d operatin g condition s associate d wit h lo w emissio n performanc e fo r specifi c services ; an d (C ) Informatio n o n limitation s o n th e servic e condition s fo r th e valv e desig n an d operatin g condition s a s wel l a s informatio n o n maintenanc e pro c ilure s t o ensur e continue d lo w emissio n performance
. (iv ) Th e dat a analysi s ma y b e conducte d throug h a n inter
- o r intracompan y progra m (o r throug h som e combinatio n o f

th e tw o approaches ) an d ma y b e fo r a singl e proces s unit , a company , o r a grou p o f proces s units
. S-05199 9 0034<02)(OJ-MAR-9I-11:44:20 ) 

### 4702.FMT...[16,30)...12-28-90

rmwrt 

### mama 

### momP.I 4



### Federa l Registe r / Vol

. 56 , No

. 4

4 / Wednesday

. March 6

. 199 1 / Propose dRule s 9327
(v ) Th e firs tanalysi s o f

th e dat a shal l b e complete d n o late rthan 1 8 month s afte r th e starto f

Phas e in
. Th e first analysi s shal l b e performed usin g a minimu m o f 2 quarters o

f data . A n analysi s o f

th e data shal l b e don e eac h yea r th e proces s uniti s i n th e QIP
. (6 ) A tria l evaluatio n progra

m shal l b e conducte d ateac h plan tsit e for whic h th e dat a analysi s doe s no tidentif y superio r performing valv e design s or technologie s thatce- i b e appl ' i d t o th e operatin g condition s an d sen.''ce s identifie d a s havin g poore r i > a n averag e performance , excep t

_J provide d i n paragraph (e)(8)(v ) o

f thi s section. Th e tria l progra m shal l b e use d t o evaluat e th e feasibility o

f usin g i n th e proces s unitth e v a v

o design s o r technologie s tha thav e bee n identifie d b y other s a s havin g lo w emissio n performance
. (i ) Th e tria

l progra m shal l includ e on lin e trial s o

f valve s o r operatin g an d maintenanc e practice s thathav e bee n identifie d i n th e availabl e literatur e o ri n analysi s b y other s a s havin g th e ability t o perfor m with lea k rate s belo w 2 percentin simila r services , a s havin g lo w probabilit

y o f failure , or a s havin g n o externa l actuatin g mechanis m i n contac twit

h th e proces s fluid. I

f any o f th e candidat e superio r performing valv e technologie s i s no tInclude d i n th e performance trials , th e reason s fo r rejectin g specifi c technologie s fro m consideratio n shal l b e documente d a s required in ftXX.X8(m)(6](ii)
. (ii ) Th e numbero f

valve s i n th e tria

l evaluatio n progra

m shal l b e th e lesse r o

f 1 percen to r2 0 valve s fo r programs involvin g singl e proces s unit s an d th e lesse r o f 1 percen tor 5 0 valve s fo r programs involvin g group s o f proces s units
. (iii ) Th e tria

l evaluatio n progra

m shal l specif y an d includ e documentatio n of : (A ) Th e candidat e superio rperformin g valv e design s o r technologie s t o b e evaluated , th e stage s for evaluatin g th e identifie d candidat e valv e design s o r technologies , includin g th e estimate d tim e perio d necessar y to tes tth e applicability ; (B) Th e frequenc

y o f monitorin g o r inspectio n o

f th e equipment ; (C ) Th e range o

f operatin g condition s ove r whic h th e componen twil l b e evaluated . (D) Conclusion s regarding th e emissio n performance an d th e appropriat

e operatin g condition s an d service s fo

r th e tria l valves . (iv ) Th e performanc e trial s shal l initiall y b e conducte d for , a tleast , a 6
- mont h perio d beginnin g no tlate r than 1 8 month s afte rth e starto f

Phas e HI . No t late r tha n 2 4 month s after th e starto f Phas e III . th e owne r or operato r shal l hav e identifie d valv e design s or technologie s that, combine d wit h appropriat

e process , operating , an d maintenanc e practices , operate with lo w emissio n performance fo rspecifi c application s i n th e proces s unit
. Th e owne ror operato r shal l continu e t o conduc tperformance trial s a s lon g a s n o superio rperformin

g desig n or technolog y ha s bee n identified , excep t a s provide d i n paragraph (e)(8)(vi ) o f thi s section
. The compilatio n o f candidat e an d demonstrate d superio r emissio n performance valv e design s or technologie s shal l b e amende d I n th e future , a s appropriate , a s additional Information an d experienc e i s obtained
. (v ) An y plan tsit e wit h fewe r than 40 0 valve s an d owne d b y a corporatio n with few- r than 10 0 tota l employee s shal l b e exemp tfro

m tria l evaluation s o

f valves . Plan tsite s exemp tfro

m th e tria

l evaluation s o

f valve s shal l begi n th e valv e replacemen tprogra m atth e star

t o f th e fourt h yea r o f Phas e III . (vi ) A n owne ro r operato rwh o ha s conducte d performance trial s o n al l candidat e superio r emissio n performance technologie s suitabl e fo r th e required application s i n th e proces s unitma y sto p conductin g performance trial s provide d tha

ta superio r performin g desig n o rtechnolog y ha s bee n demonstrate d orthere ar e n o technicall y feasibl e candidat e superio r technologie s remaining
. Th e owne ro r operato r shal l prepar

e a n engineerin g evaluatio n documentin g th e physical , chemical , o r engineerin g basi s for th e judgementtha

tth e superio r emissio n performance technolog y i s technicall y infeasibl e ordemonstratin g tha titwoul d no treduc e emissions
. (7) Each owne r o roperato r wh o elect s to us e a QI

P fo rtechnolog y revie w an d improvementshal l prepare an d implementa valv e qualit y assuranc e progra m tha tdetail s purchasin g specification s an d maintenanc e procedure s fo

r al l valve s in th e proces s unit
. Th e qualit

y assuranc e progra

m ma y establis h any number o f categories , or classes , o

f valve s a s neede d to distinguis h amon g operatin g condition s an d service s associate d with poore r than averag e emissio n performance a s wel l a s thos e associate d with bette r than averag e emissio n performance
. Th e qualit y assuranc e progra

m shal l b e develope d considerin g th e finding s o f th e dat a analysi s require d under paragraph (e)(5 ) o f

thi s section , i

f applicable , th e finding s o f th e tria l evaluatio n require d i n paragrap h (e)(6 ) o f thi s section , an d th e operatin g condition s in th e proces s unit
. Th e qualit y assuranc e progra

m shal l b e reviewe d and , a s appropriate , update d eac h yea ra s lon g a s th e proces s unitha s 2 percen tormor

e leakin g valves . (i ) Th e qualit y assuranc e *.

. ^a m shall : (A ) Establis h minimu

m desig n standard s for eac h category o f valves . Th e desig n standard s shal l specif y know n critica l parameters such a s tolerance , manufacturer , material s o f construction , previou s "sage , orothe r applicabl e Identifie d critical parameters ; (B) Requir

e tha tall equipmentorders specif y th e desig n standard (or minimu m tolerances ) for th e valve ; (C) Includ e a writte n procedure fo r benc h testin g o

f valve s tha

tspecifie s performance criteri a for acceptanc e o f valve s an d specifie s criteri a fo r th e precisio n an d accuracy o f th e tes t apparatus . Al l valve s repaire d off-lin e afterpreparatio n o

f th e qualit

y assuranc e pla n shal l b e benc h teste d for leaks . Thi s testin g ma

y b e conducte d by th e owne r oroperato r o

f th e proces s unit , b y th e vendor , o rb y a designate d representative
. Th e owne r o r operato r shal l instal l onl y thos e valve s thathav e bee n documente d throug h benc h testin g to b e nonleaking
. (D ) Requir

e tha tal l valve s repaire d on-lin e b e teste d usin g th e metho d specifie d in ftXX.X5(b ) fo rleak s fo r 2 successiv e months , after repnir
. (E ) Provid e fo

r a n audi tprocedure fo

r qualit y contro l o

f purchase d equipment to ensur e conformanc e wit h purchas e specifications
. Th e audi tprogra m ma y b e conducte d b y th e owne r o r operato r o f th e proces s uni

torb y a designate d representative
. (F ) Detai l off-lin e valv e maintenanc e an d repai r procedures . Thes e procedure s shal l Include provision s to ensur e tha

trebuiltor refurbished valve s wil l mee tth e desig n specification s fo r th e valv e typ e an d wil l operate such tha temission s ar

e minimized
. (ii ) Th e qualit

y assuranc e progra

m shal l b e establishe d n

o late rtha

n the starto f th e thir d yea ro f Phas e 11 1 fo r plan tsite s wit

h 400 or mor

e valve s or owne d b y a corporatio n wit h 10 0 or mor e employees ; an d n o late rtha n the starto f th e fourt h yea r o f Phas e II I fo r plantsite s wit

h les s tha n 40 0 valve s an d owne d b y a corporatio n wit h les s than 100 employees . (8) Beginning a

tth e star to f th e thir d yea r o f Phas e II I fo r plantsite s wit

h 400 ormor e valve s o

rowne d by a corporatio n with 10 0 o r mor e employee s an d a tth e star to f th e fourt h yea r o f Phas e II I for plan tsite s wit

h les s tha n 40 0 valve s an d owne d b y a corporatio n wit h les s tha n 100 employees , eac h valv e tha ti s replace d fo

ran y reaso n shal l b e replace d wit

h a ne w or modifie d valv e tha

tcomplie s wit

h th e qualit y assuranc e standard s fo rth e valv e category an d tha

ti s iden'ifle d a s
S-05199 9 0O35(O2XO5-MAR-9l- l 1:44:24 ) 4702.FMT...[18.30l...l2-28-9 0P.I 5



### 9328 Federa

l Registe r / Vol

. 56

. No

. 4

4 / Wednesday

. Marc

h 8 , 199 1 /

ProposedRule s superio r emissio n performance technology . Superio r emissio n performance technolog y mean s valve s or valv e technologie s identifie d wit h emissio n performanc e that , combine d with appropriat

e process , operating , an d maintenanc e practices , wil l resultI n les s than 2 percen tleakin g valve s fo r specifi c application s i n a larg e population , excep ta s provide d i n paragrap h (e)(8)(H) o f

thi s section. (i ) Th e valve s shal l b e maintaine d a s specifie d i n th e qualit

y assuranc e program . (ii ) I f a superio r emissio n performance technolog y canno tb e identified , the n valv e replacemen tshal l b e with on e o f (I f several ) th e lowes temissio n performance technologie s tha tha s bee n identifie d for th e specifi c application
. Sectio n XX.X3- 2 Qualit y Improvemen

t Progra m for Pumps (a ) I n Phas e III

, if , o n a 6-mont

h rollin g average , th e greate r o

f eithe r 1 0 percen t o f th e pump s i n a proces s unit(o r plant Bite ) o r 3 pump s i n a proces s unit(or plan tsite ) leak , th e owne ro roperato r shal l compl y with th e requirement s o f thi s sectio n a s specifie d below : (1 ) Pumps tha

tar e i n food/medica l servic e or i n polymerizin g monome r servic e shal l compl y with al l requirement

s excep tfo

rthos e specifie d i n paragraph (d)(8 ) o

f thi s section
. (2 ) Pumps tha

tare no tI

n food/medica l o r polymerizin g monome rservic e shal l compl y wit

h al l requirement

s o f thi s section
. (b ) Th e owne r or operato rshal l compl y wit

h th e requirement

s o f thi s sectio n until th e number o f leakin g pump s i s les s than th e greate r o f eithe r 1 0 percento

f th e pump s or3 pumps , a s calculate d a s a 8-month-rollln g average , in th e proces s unit(or plan tsite)
. Onc e th e performance leve l i s achieved , th e owne r or operato r shal l compl y with th e requirement

s i n ftXX.X2-2
. (c) I f I n a subsequen tmonitorin g perio d th e proces s unit(o r plan tsite ) ha s greate rthan 1 0 percen to f th e pump s leakin g o r 3 pump s leakin g (calculate d a s a 6-month-rollin g average) , th e owne r o r operato r shal l resume th e qualit y improvementprogra

m startin g at performance trials
. (d ) Th e qualit

y improvementprogra

m shal l includ e th e following : (1 ) Th e owne ror operato r shal l compl y wit

h th e requirement

s i n ftXX.X2-2
. (2 ) Th e owne ror operato r shal l collec t th e followin g data , an d maintai n record s a s require d I

n ftXX.X6(m) , fo

r eac h pum p I n eac h proces s unit(orplan tsite ) subjec tto th e QIP

. Th e dat a ma

y b e collecte d an d th e record s ma y b e S-0J199 9 OO36(O2X05-MAR-9l- l 1:44:27 ) maintaine d o n a proces s unitor plan t sit e basis
. (i ) Pum p typ e (e.g. , piston , horizontal or vertica l centrifugal , gear , bellows) ; pum p manufacturer , sea l typ e an d manufactur

e "m p desig n (e.g. , externa l shai , nnged body) ; material s o f construction; : applicable , barrie r fluid orpackin g material ; an d yea r Installed . (Ii) Servic e characteristic s o f th e strea m suc h a s discharg e pressure , tjmperature , flow rate , corrosivity , an d annual operatin g hours . (iii ) Th e maximu

m instrument reading s observe d i n eac h monitoring observatio n befor e repair , respons e facto r fo rth e stream i

f appropriate , Instrumen

tmodel number, an d date o f th e observation
. (Iv ) I f a lea k i s detecte d th e repai r method s use d an d th e instrument reading s after repair
. (v ) I f th e dat a wil l b e analyze d a s par t o f a larger analysi s progra

m involvin g data fro m othe r plant s or othe r type s o f proces s units , a descriptio n o f any maintenanc e o rqualit

y assuranc e programs use d i n th e proces s unittha t ar e Intende d t

o Improv e emissio n performance
. (3 ) Th e owne r o r operato r shal l continu e to collec tdata o n th e pump s a s lon g a s th e proces s unit(o r plan tsite ) remain s i n th e qualit

y Improvemen

t program . (4 ) Th e owne ro r operato rshal l inspec tall pump s orpum p seal s whic h exhibite d frequen

tsea l failure s an d wer e remove d fro

m th e proces s unitdu e to leaks . Th e inspectio n shal l determin e th e probabl e caus e o

f th e pum p sea l failure o ro

f th e pum p lea k an d shal l Include recommendations , a s appropriate , fo

r desig n change s or change s I n specification s to reduc e lea k potential
. (5)(l ) Th e owne r or operato r shal l analyz e th e dat a collecte d to compl y wit h th e requirements o

f paragraph (d)(2 ) o f thi s sectio n to determin e th e services , operatin g or maintenanc e practices , an d pum

p O r pum p sea l design s ortechnologie s tha thav e poore r tha n averag e emissio n performance an d thos e tha thav e bette r than averag e emissio n performance
. Th e analyst s shal l determin e i

f specifi c troubl e area s ca n b e Identifie d o n th e basi s o f service , operatin g condition s o rmaintenanc e practices , equipmentdesign , orothe r proces s specifi c factors
. (11 ) Th e analysi s shal l als o b e use d t o determin e I

f there ar e superio r performin g pum p or pum p sea l technologie s tha

tare applicabl e to th e service(s) , operatin g conditions , or pum p o r pum p sea l design s associate d wit h poorer than averag e emissio n

4702.FMT...[16,30]...12-28-9 0 performance
. A superio rperformin g pum p orpum p sea l technolog y i s on e with a lea k frequenc

y o f les s tha n 1 0 percentfo

r specifi c application s I

n th e proces s unitor plan tsite
. A candidat e superio rperformin

g pum p orpum p sea l technolog y I

s on e demonstrate d o

r reporte d i n th e availabl e literature o r throug h a grou p stud y a s havin g lo w emissio n performance and a s bein g capabl e o f achievin g les s than 1 0 percen tleakin g pump s I

n th e proces s unit(o r plantsite)
. (iii ) Th e analysi s shal l includ e consideratio n of

: (A ) Th e dat

a obtaine d fro

m th e inspection s o

f pumps an d pum

p seal s remove d fro

m the proces s uni

tdue t o leaks ; (B) Information fro

m the availabl e literature an d fro

m the experienc e o

f othe rplan tsite s tha

twil l 'dentif

y pum p design s or technologie s an d operatin g condition s associate d wit h lo w emissio n performance fo

rspecifi c services ; an d (C ) Information o n limitation s o n th e servic e condition s fo

rth e pum p sea l technolog y operatin g condition s a s wel l a s informatio n o n maintenanc e procedure s to ensure continue d lo w emissio n performance
. (Iv ) Th e dat a analysi s ma

y b e conducte d throug

h a n Interior tntracompan

y progra m (o r throug h som e combinatio n o

f the tw o approaches ) and ma y b e fo r a singl e proces s unit, a plant site , a company , o

ra grou p o f proces s units
. (v ) Th e firstanalysi s o

f th e dat a shal l b e complete d n o late r tha n 1 8 month s afterth e star

to f the qualit

y Improvemen

tprogram . Th e firs

tanalysi s shal l b e performed usin g a minimu m o f 8 month s o f data . A n analysi s o

f the dat a shal l b e don e eac h yea r th e proces s unit i s i n th e qualit

y Improvemen

tprogram . (6) A tria l evaluatio n progra

m shal l b e conducte d ateac h plan tsit e for whic h th e data analysi s doe s notIdentif y us o o f superio rperformin

g pum p sea l technolog y orpump s tha tca n b e applie d to th e area s identifie d a s havin g poorer than averag e performance , excep ta s provide d I

n paragraph (d)(8)(v ) o

f thi s section
. Th e tria

l progra m shal l b e use d to evaluat e th e feasibility o f usin g I n th e proces s unit(o

r plan tsite ) the pum

p design s or sea l technologies , an d operatin g an d maintenanc e practice s tha thav e bee n Identified by other s a s havin g lo w emissio n performance
. (1 ) Th e tria l progra m shal l Include on lin e trial s o

f pum p sea l technologie s or pum p design s an d operatin g and maintenanc e practice s tha thav e bee n Identifie d I

n th e availabl e literature or in analysi s b y other s a s havin g th e abilit y t o perfor m with lea k rate s belo w 1 0Federa l Registe r / Vol

. 56

. No

. 4 4 /

Wednesday

. Marc h 6

. 199 1 / Propose dRule s 932 9

percen t I n simila r services , a s havin g lo w probabilit y of

failure , o r

a s havin g n o externa l actuatin g mechanis mI n contac t wit h th e proces s fluid. I

f an y o f th e candidat e superio r

performin g pump sea l technologie s o r

pump s i s no t include dI

n th e performanc e trials , th e reason s for

rejecting specifi c technologie s fromconsideratio n shal l b e documente da s require di n ft XX.X0(m)(6)(li)

. (ii ) Th e numbe r

o f pump sea l technologie s o r

pump s i n th e tria l evaluatio n progra mshal l b e th e lesse r o f l percen t o r 2 pump s fo

r program s involvin g singl e proces s unit s an dth e lesse r o f 1 percen t o r 5 pump s fo

r program s involvin g aplan t sit e o r group s o f proces s units

. Th e minimu m numbe r o f pump s o r

pump sea l technologie s i n atria l progra mshal l b e 1

. (iii ) Th e tria l evaluatio n progra mshal l specif y an dinclud e documentatio n of : (A ) Th e candidat e superio r performin g pump sea l design s o r

technologie s t o b e evaluated , th e stage s for

evaluatin g th e identifie dcandidat e pum p design s o r pump sea l technologies , Includin g th e tim e perio dnecessar y t o tes t th e applicability ; (B ) Th e frequenc y o

f monitorin g o r inspectio n o

f th e equipment ; (C ) Th e rang e o

f operatin g condition s ove r whic h th e componen t

wil l b e evaluated

. (D ) Conclusion s regardin g th e emissio n performanc e an dth e appropriat e operatin g condition s an d service s fo

r th e tria l pum p sea l technologie s o r

pumps
. (iv ) Th e performanc e trial s shal l initiall y b e conducted , a t least , fo r a8

- month perio dbeginnin g no t late r tha n IB month s afte r

th e star t o f th e qualit y improvemen t

program
. N o late r

tha n 2 4 month s afte r

th e star t o f th e qualit y improvemen t

program , th e owne r

o r operato r shal l hav e identifie dpump sea l technologie s o r

pump design s that , combine dwit h appropriat e process , operating , an dmaintenanc e practices , operat e with lo w emissio n performanc e fo r specifi c application s I

n th e proces s unit

. Th e owne r

o r operato r shal l continu e t o conduc t

performanc e trial s a s lon g a s n o superio r

performin g desig n o r technolog y ha s bee n Identified , excep t a s provide di n paragrap h (d)(6)(vl ) o

f thi s section

. Th e initia l lis t o f superio r emissio n performanc e pump design s o r

pump sea l technologie s shal l b e amende di n th e future , a s appropriate , a s additiona l Informatio n an dexperienc e i s obtained

. (v ) An y plan t

sit e wit h fewe r

tha n 400 valve s an downe db y acorporatio n wit h fewe r tha n 10 0 employee s shal l b e exemp t fro mtria l evaluation s o

f pump seal s o r

pum p designs

. Plan t

site s exemp t fro mth e tria l evaluation s of pump s shal l begi n th e pump sea l o r pum p -"placemen t

progra ma t

th e star t o f th e fourt h yea r of th e qualit y improvemen t

program
. (vi ) A n owne r

o r operato r wh o ha s conducte dperformanc e trial s o n al l alternativ e superio r

emissio n performanc e technologie s suitabl e fo r th e require dapplication s i n th e proces s uni t ma y sto p conductin g performanc e trial s provide dtha t

asuperio r performin g desig n o r

technolog y ha s bee n demonstrate do r

ther e ar e n o technicall y feasibl e alternativ e superio r technologie s remaining

. Th e owne r o r operato r shal l prepar e a n engineerin g evaluatio n documentin g th e physical , chemical , o r

engineerin g basi s fo

r th e judgemen t

tha t th e superio r

emissio n performanc e technolog y i s technicall y infeasibl e o r

demonstratin g tha t

i t woul d not reduc e emissions

. (7 ) Eac h owne r

o r operato r shal l prepar e an dimplemen t

apump qualit y assuranc e progra mtha t

detail s purchasin g specification s an d maintenanc e procedure s fo r al l pump s an dpump seal s i n th e proces s unit

. Th e qualit y assuranc e progra mma y establis h an y numbe r

o f categories , o r classes , o f pump s a s neede dt o distinguis h amon g operatin g condition s an dservice s associate dwith poore r tha n averag e emissio n performanc e a s wel l a s thos e associate dwit h bette r tha n averag e emissio n performance

. Th e qualit y assuranc e progra mshal l b e develope dconsiderin g th e findings o f th e dat aanalysi s require dunde r paragrap h (d)(5 ) o

f thi s section , i

f applicable , th e findings o f th e tria l evaluatio n require di n paragrap h (d)(8 ) o f thi s section , an dth e operatin g condition s i n th e proces s unit

. Th e qualit y assuranc e progra mshal l b e update deac h yea r

a s lon g a s th e proces s uni t

ha s th e greate r

o f eithe r 1 0 percen t o r mor e leakin g pump s o r

ha s 3 leakin g pumps
. (1 ) Th e qualit y assuranc e progra m shall : (A ) Establis h minimu mdesig n standard s fo

r eac h categor y ofpump s o r pump sea l technology

. Th e desig n standard s shal l specif

y know n critica l parameter s suc h a s tolerance , manufacturer , material s of construction , previou s usage , o r

othe r applicabl e Identifie dcritica l parr.meters ; (B ) Requir e tha t

al l equipmen t

order s specif y th e desig n standar d(o r minimu m tolerances ) fo

r th e pump o r

th e pump seal ; (C ) Provid e fo

r a n audi t procedur e fo

r qualit y contro l o

f purchase dequipmen t t o ensur e conformanc e wit h purchas e specifications

. Th e audi t

progra mma y b e conducte db y th e owne r o r operato r of th e plan t sit e o r proces s uni t

o r b y a designate drepresentative

. (D ) Detai l off-lin e pump maintenanc e an drepair

procedures

. Thes e procedure s shal l Includ e provision s t o ensur e tha t

rebuilt o r refurbishe dpump s an dpump seal s wil l mee t th e desig n specification s fo

r th e pum p categor y an d wil l operat e suc h tha t

emission s ar e minimized

. (11 ) Th e qualit y assuranc e progra m shal l b e establishe dn o late r tha n th e star t o f th e thir dyea r

o f th e qualit y Improvemen t

progra mfo

r plan t site s wit h 40 0 o r

mor e valve s o r

10 0 o r mor e employees ; an dn o late r

tha n th e star t

o f th e fourt h yea r o f th e qualit y improvemen t

progra mfo

r plan t site s wit h les s tha n 400 valve s an dles s tha n 100 employees

. (8 ) Beginnin g a t

th e star t o f th e thir d yea r o f th e qualit y improvemen t progra mfo

r plan t site s wit h 400 o r

mor e valve s o r 100 o r mor e employee s an da t th e star t o f th e fourt h yea r o f th e qualit y Improvemen t

progra mfo

r plan t site s wit h les s tha n 400 valve s an dles s tha n 10 0 employees , th e owne r

o r operato r shal l replace , a s describe di n paragraph s (i ) an d(11

) o f thi s paragraph , th e pump s o r

pump seal s tha t

ar e no t superio r emissio n performanc e technolog y wit h pump s o r pump seal s tha t hav e bee n identifie da s superio r emissio n performanc e technolog y an d tha t compl y wit h th e qualit y assuranc e standard s fo

r th e pump category

. Superio r emissio n performanc e technolog y i s tha t

categor y o r

desig n o f pump s o r pump seal s with emissio n performanc e which , whe n combined wit h appropriat e process , operating , an d maintenanc e practices , wil l resul t in les s tha n 1 0 percen t

leakin g pump s fo

r specifi c application s i n th e proces s uni t o r plan t site

. Superio r

emissio n performanc e technolog y include s materia l o r

desig n change s t o th e existin g pump , pump seal , sea l suppor t system

. Installatio n o

f multipl e mechanica l seal s o r

equivalent , o r

pump replacement

. (I ) Pump ao r

pump seal s shal l b e replace da t

th e rat e of

20 percen t

pe r yea r base do n th e tota l numbe r o f pump s I n light liqui dservice

. Th e calculate dvalu e shal l b e rounde dt o th e neares t nonzer o Intege r

value

. Th e minimu mnumbe r

o f pump s o r

pum p seal s shal l b e one
. Pum

p replacemen t shal l continu e unti l al l pump s subjec t l o th e requirements o

f ft XX.X2- 2 ar e pump s determine dt o b e superio r performanc e technology

. (II ) Th e owne r

o r operato r ma y dela y replacemen t

of pump seal s o r

pump s wit h superio r

technolog y unti l th e nex t
S-03199 9 O037(02X0S-MAR-91-ll:44:3l ) 4702.FMT...[18.30l...l2-28-9 0P.1 7



### 933 0 Federa

l Registe r / Vol

. 56 , No

. 4

4 / Wednesday

. March 8

. 199 1 / Propose dRule s planne d proces s unitshutdown , provide d th e number o

f pum p seal s an d pump s replace d Is equivalen tto th e 2 0 percen to r greate r annual replacement rate . (Ill) Th e pump s shal l b e maintaine d a s specifie d I

n th e qualit

y assuranc e program . Sectio n XX.X4- 1 Alternativ e Mean s o f Emissio n Limitation : General (a) Permissio n to us e a n alternativ e mean s o f emissio n limitatio n under sectio n 112(e)(3 ) o f

th e Clea n Ai r Ac t shal l b e governe d b y th e followin g procedures : (b ) Wher e th e standar d Is a n equipment , design , oroperationa l requirement : (1 ) Eac h owne ro r operato r applyin g fo r permissio n shal l b e responsibl e fo r collectin g an d verifyin g emissio n performance tes tdata fo r a n alternativ e mean s o f emissio n limitation
. (2 ) Th e Administrato r wil l compare tes tdata for th e mean s o f emissio n limitatio n t o tes tdata fo r th e equipment , design , and operational requirements
. (3 ) Th e Administrato rma y conditio n th e permissio n o n requirement s that ma y b e necessar y t

o assur e operatio n an d maintenanc e to achiev e th e sam e emissio n reductio n a s th e equipment , design , an d operational requirements
. (c ) Where th e standar d i s a work practice : (1 ) Eac h owne r o r operato r applyin g fo r permissio n shal l b e responsibl e for collectin g an d verifyin g tes tdat a fo r a n alternativ e mean s o

f emissio n limitation
. (2 ) Fo r eac h sourc e for whic h permissio n i s requested , th e emissio n reductio n achieve d b y th e require d wor k practice s shal l b e demonstrate d fo r a minimu m perio d o

f 1 2 months . (3 ) Fo r eac h sourc e forwhic h permissio n I

s requested , th e emissio n reductio n achieve d b y th e alternativ e mean s o f emissio n limitatio n shal l b e demonstrated . (4 ) Eac h owne r or operato r applyin g for permissio n shal l commit , i n writing , fo r eac h sourc e to wor

k practice s tha

t provid e fo

r emissio n reduction s equa l to o r greate r than th e emissio n reduction s achieve d b y th e required work practices
. (5 ) Th e Administrato rwil l compare th e demonstrate d emissio n reductio n for the alternativ e mean s o

f emissio n limitatio n t

o th e demonstrate d emissio n reductio n for th e require d work practice s an d wil l conside rth e commitmenti n paragrap h (c)(4 ) o f thi s section. (8 ) Th e Administrato r ma

y conditio n the permissio n o n requirement s tha t ma

y b e necessar y t

o assur e operatio n an d maintenanc e to achiev e th e sam e or greate r emissio n reductio n a s th e required wor

k practice s o

f thi s subpart . (d ) A n owne roroperato rma y offera unique approach t

o demonstrate th e alternativ e mean s o

f emissio n limitation
. (e)(1 ) Manufacturer

s o f equipment use d to contro l equipmentleak s o f a VHA P ma

y appl y to th e Administrato r fo rpermissio n fo

r a n alternativ e mean s o f emissio n limitatio n tha

tachieve s a reductio n i n emission s o

f th e VHAP achieve d b y th e equipment , design , an d operational requirement

s o f thi s subpart . (2 ) Th e Administrato rwil l gran t permissio n accordin g to th e provision s o f paragraph s (b) , (c) , an d (d ) o f thi a section. Sectio n XX.X4- 2 Alternativ e Mean s o f Emissio n Limitation : Batc h Processe s (a ) A s a n alternativ e to complyin g with th e requirement

s o f ft ftXX.X2- 2 throug h XX.X2-10
. XX.X2-12 , XX.X2-13 , XX.X3-1 , an d ftXX.X3-2
. a n owne r or operato ro

f a batc h proces s tha

t operate s i n VHAP servic e during th e calenda ryea rma

y compl y wit

h on e o f th e standard s specifie d I n paragraph s (b ) an d (c ) o

f thi s section , o r th e owne r o roperato rma

y petitio n fo

r approva l o f a n alternativ e standar d underth e provision s o f

ftXX.X4-1
. Th e alternativ e standard s o

f thi s sectio n provid e th e option s o f pressure testin g ormonitoring th e equipmentfor leaks . (b ) Th e followin g requirement s shal l b e metI f a n owne ror operato relect s to us e pressur e testin g o

f batc h product
proces s equipmentto demonstrate complianc e with thi s subpart . A n owne r o r operato rwh o complie s wit h th e provision s o

f thi s paragraph i s exemp t fro m th e monitorin g provision s o f ftXX.X2-2
. ftXX.X2-7
. ftXX.X2-8
. XX.X2-10
. ftXX.X2-12
. ftXX.X2-13
. ftXX.X3-1 , an d ftXX.X3- 2 o f thi s subpart . (1 ) Eac h time equipmenti s reconfigure d forproductio n o f a produc t or Intermediate , th e batc h product
proces s equipmenttrain shal l b e pressure-teste d for leak s befor e VHAP i s firstfed t

o th e equipmentan d th e equipmenti s place d I

n VHAP service
. Whe n th e sea l Is broke n betwee n tw o Items o f equipmentor whe n equipment I s change d I

n a sectio n o

f th e batch product-proces s equipmenttrain , pressure testin g i s required onl y fo r th e ne w o rdisturbe d equipment
. Eac h batc h produc tproces s thatoperate s i n VHAP servic e durin

g a calenda r yea r shal l b e pressur e teste d a

tleas tonc e durin

g tha t calenda ryear . (2 ) Th e batc h produc

tproces s equipmentshal l b e teste d wit h a ga s usin g th e procedure s specifie d in ftXX.X5(f

) orwit h a liqui d usin g th e procedure s specifie d in ftXX.XS(g)
. (3)(i ) For pressur e test s usin g s gas . a leak i s detecte d i

f th e rat e o f chang e i n pressure i s greate r than 1 psi g I n 1 hou r o r I f there I s visible , audible , o r olfactory evidenc e o

f fluid loss . (II ) Fo rpressure test s usin g a liquid , a lea k i s detecte d I

f ther e ar e indication s o f liquid s dripping or I

f there i s othe r evidenc e o

f flui d loss . (4)(i ) I f a leak I s detected , i

tshal l b e repaire d an d th e batc h product-proces s equipmentshal l b e reteste d before VHAP i s fed to the equipment
. (Ii) I f a batc h product-proces s fail s the retes to rth e secon d o

f tw o consecutiv e pressure tests , i

tshal l b e repaire d a s soo n a s practicable , bu

tnotlate r tha

n 30 calenda r day s afterthe equipmenti s place d i n VHA P > ervice , provide d th e condition s specifie d I

n paragraph (d) o

f thi s sectio n ar

e met. (c ) Th e followin g requirement s shal l b e me tI f a n owne r or operato r elect s t o monito rth e equipmen

tt o detec tleak s b y th e metho d specifie d i n ftXX.X5(b ) to demonstrate complianc e wit h thi s subpart . (1 ) Th e owne ro

r operato rshal l compl y wit

h th e requirement

s o f ftftXX.X2- 2 to XX.X2-A , ft ftXX.X2-1 1 t o XX.X2-13
. XX.X3- 1 and ftXX.X3-2
. (2) The equipmentshal l b e monitore d fo r leak s b y th e metho d specifie d I n ftXX.X5(b ) whe n the equipmenti s in VHAP service , i

n us e wit h a n acceptabl e surrogat

e volatil e organi c compoun d whic h i s no ta VHAP or i s in us e wit h an y othe r detectabl e ga s or vapor . (3) Th e equipmentshal l b e monitore d forleak s a s specifie d below : (I ) Eac h time th e equipmentt

s reconfigured fo

rthe productio n o

f a product, th e reconfigured equipment shal l b e monitore d fo

rleak s withi n 30 day s o f bein g returned t

o VHAP service
. Thi s Initia

l monitorin g o

f reconfigured equipmentshal l no tb e Include d I n determinin g percentleakin g equipment
. (II ) Connector s shal l b e monitore d i n accordanc e wit

h th e requirement

s I n ftXX.X2-13
. (lit ) Equipmen

tothe r tha

n connector s shal l b e monitore d a

tth e frequencie s specifie d I

n th e tabl e belo w b

y the proportio n o

f th e yea rthe batch product
proces s equipmenttrain I s operatin g wit h processe s tha

tus e VHAP an d th e monitoring frequenc

y fo rcontinuou s processes . 

# I

S-05199 9 0038(02X05-MAR-9I-11:44:33 ) 4702.FMT...(16.30)...12-28-9 0

### Federa l Registe r / Vol

. 56 , No

. 4

4 / Wednesday , March 6 , 199 1 / Propose dRule s 933 1 P.I 8

Batcnproc-M S Urn s I n us e

0 t o <25 % 2 5 t o <S0 %
5 0 t o <75 %
7 5 t o 100 %

. . , EqutosJerr t oorittnuou s proces s n-onRorln o frequenc y
Monthl y
OutrMrty.

. Quarterly.

. Bsmonlt v »y . Monthly...

. Quarterl y

Annually..

. San-tan nuaHy

. Thre e ttrnes. Quarterly.

. San-Ian nua» y Annually

. Annually

. Samiart nuaty
. Samtar v nuafly

. (Iv ) Valve s ma

y b e monitore d onc e per yea r an d pump s an d agitator s ma y b e monitore d onc e pe r quarte r I f th e time eac h individual item o f equipment i s i n VHA P servic e i s les s tha n 210 0 hours I n a calenda r year . (v) Th e monitorin g frequencie s specifie d I

n paragrap h (c)(3)(lll ) o

f thi s sectio n ar

e no trequirement

s for monitoring a

tspecifi c interval s an d ca n b e adjuste d t o accommodat e proces s operations
. A n owne r or operato r ma y monito r anytim e durin

g th e specifie d monitorin g perio d (e.g. , month , quarter, year) , provide d th e monitoring i s conducte d a

ta reasonabl e interval after completio n o

f th e las tmonitorin g campaign
. Fo

r example , I

f th e equipment i s notoperatin g durin

g th e schedule d monitorin g period , th e monitorin g ca n b e don e durin

g th e nex tperio d whe n th e proces s i s operating
. (4) I f a lea k i s detected , i tshal l b e repaire d a

a soo n a s practicabl e bu

tnot late r tha n 1 5 calenda rday s after i ti s detected , excep ta s provide d i n paragraph (d ) o

f thi s section
. (d) Dela y o

f repai r o f equipmentfo

r whic h leak s hav e bee n detecte d i s allowe d I f th e replacemen tequipmenti s notavailabl e providin g th e followin g condition s are met : (1 ) Equipmen

tsupplie s hav e bee n deplete d an d supplie s ha d bee n sufficientl y stocke d befor e th e supplie s wer e depleted . (2 ) Th e repai r I

s mad e n o late r than 1 0 calenda r day s afte rdeliver y o f th e replacemen tequipment
. Sectio n XX.X4- 3 Alternativ e Mean s o f Emissio n Limitation : Enclosed-Vente d Proces s Units Proces s units enclose d I

n suc h a manner tha

tal l emission s fro

m equipmentleak s ar

e vente d throug

h a closed-ven tsyste m to a contro l devic e meetin g th e requirement s o f ftXX.X2-1 1 are exemp tfro

m th e monitorin g requirement

s o f ftftXX.X2-2 , XX.X2-7 , XX.X2-8
. XX.X2-12
. an d XX.X2-13
. Th e enclosur e shal l b e maintaine d unde r a negativ e pressure a

tal l time s whil e th e proces s uniti s in operatio n t o ensur e tha tal l emission s ar

e route d t o a contro l device
. Sectio n XX.X 5 Tes tMethod s an d Procedure s (a ) Eac h owne r oroperato r subjec tto th e provision s o

f thi s subpar

tshal l compl y with th e tes tmethod s an d procedure s requirement

s provide d i n thi s section
. (b ) Monitoring , a s required i n ftXX.XZ ftXX.X3 , an d I XX.X4 , shal l compl y wit

h th e followin g requirements : (1 ) Monitoring shal l compl y with Referenc e Metho d 21,4 0 CF Rpar t80
. (2) Th e detectio n instrumentshal l mee tth e performance criteri a o f Referenc e Metho d 21,4 0 CF Rpar t80
. (3 ) Th e instrumentshal l b e calibrate d before us e o n eac h da y o f it s us e b y th e procedure s specifie d i n Referenc e Metho d 21
. (4) Calibratio n gase s shal l be : (l ) Zero ai r (les s than 0. 2 pp m o f hydrocarbo n i

n air) ; an d (ii)(A ) Fo r Phas e I , a mixture o

f methan e i n ai rata concentratio n o f approximately , bu

tles s than , 10,000 ppm . (B ) Fo r Phas e II , a mixture o

f methan e and ai r a ta concentratio n o

f approximately , bu

tles s than , 10,000 pp

m for agitators , 5,000 pp

m forpumps , an d 50 0 pp m fo r all othe requipment , excep t a s provide d in subparagrap h (b)(4)(ili ) o f thi s section
. (C) Fo rPhas e HI

, a mixture o

f methan e an d ai ra

ta concentratio n o

f approximately , butles s than , 10,000 pp m methan e fo

ragitators , 2,000 pp

m fo r pump s in food/medica l service , 5,00 0 pp m forpump s i n polymerizin g monomerservice , 1,00

0 pp m fo rall othe r pumps , and 50

0 pp m fo ral l othe r equipment , excep ta s provide d i n subparagrap h (b)(4)(ill ) o f thi s section
. (ill ) The Instrumen

tma y b e calibrate d a ta highe r methan e concentratio n u p to 2,00 0 pp m tha n th e lea k definitio n concentratio n fo

ra specifi c piec e o

f equipmentfor monitorin g tha tpiec e o f equipment
. Th e Instrumen tma y notb e calibrate d a

ta lowe r methan e concentratio n than th e lea k definitio n concentratio n fo

r a specifi c piec e o

f equipment
. (5 ) Th e instrumentprob e shal l b e traverse d around al l potential leak Interface s a s clos e t

o th e Interface a s possibl e a s deccribe d i n Referenc e Metho d 21.4 0 CF

Rpar t60
. (6) Th e instrumentrespons e factor s shal l b e considere d I

n th e followin g manner : (i ) Th e respons e factor s use d shal l b e th e Instrumen

trespons e facto r determine d fo

r th e Indiv'dua

l VHAP a t 500 ppm. Th e respons e factor s ma y b e obtaine d fro

m th e availabl e literature , the Instrumen

tmanufacturer , or determine d for th e specifi c instrument an d VHAP
. (ii ) Chemical compositio n o f individual proces s stream s ma y b e determine d b y sampling , engineerin g calculations , orproces s knowledge . A separat e determinatio n fo r eac h strea

m i s no tnecessar y i

f al l o r portion s o

f th e proces s uni

tca n b e show n t

o exhibi t simila r composition
. Th e basi s fo ral l proces s stream compositio n determination s shal l b e documente d a s required I n ftXX.X8(b)(ll)
. (til ) I f th e respons e factor s a

t500 pp m fo r th e VHAP*s tha

taccoun tfo

r 0 0 percentor mor

e by weigh to

f the proces s stream are al l les s than 3 , th e instrument- reading s ma

y b e use d withou t adjustmentfo

rrespons e factors
. (iv ) I f any o f th e respons e factor s a

t 500pp m for th e VHAP s tha taccoun tfor 9 0 percen tormor

e by weigh to

f th e proces s strea

m i s 3 o rgreater , then a weighte d averag e respons e facto rfo r th e VHAP in th e proces s strea m shal l b e calculate d usin g th e procedure s specifie d in paragraph (b)(8)(v ) o f thi s section
. I f th e proces s strea

m weighte d averag e respons e facto r i s les s than 3 , th e Instrumen

treading s ma

y b e use d withou tadjustmentfo

rrespons e factors
. I f th e proces s strea

m weighte d averag e respons e facto ri s greate r tha n 3 , the instrumentreading s shal l b e adjuste d fo r respons e factor s a s indicate d below : (A ) Adjus tth e Instrumen treading s by multiplyin g by the respons e factor
. (B ) Selec tanothe rInstrument , determin e o robtai n Instrumen trespons e factors fo rth e VHA

P I n question , and evaluat e th e nee d fo

radjustmenta s specifie d i n paragraph s (b)(8)(ill ) an d (b)(6)(lv ) o

f thi s section , or (C | Calibrat

e the instrumen

twit h a differentreferenc e compoun d or mixtur e (i.e. , on e o

f th e VHAP, a VO C othe r tha n methane , o

r the proces s strea

m mixture ) s o thatth e Instrumen

tha s a respons e facto r fo r0 0 percento

f the VHA P o r (o r th e proces s strea

m les s than 3
. (v ) Th e proces s strea

m averag e respons e facto rshal l b e calculate d a s follows :

RF„ . X («C ) (RFd l - l
I (*C. ) 1- 1

Where : RF„ , - Weighte

d averag e respons e factor
. XC , - Mola rfraction , o r volum e percen tI f I n gaseou s form , o f organi c compoun d I i n th e proces s stream . S-05199 9 0O39(O2KO3-MAR-9l- l 1:44:38 ) 4702.FMT...[18.30]...12-28-9 0

### 933 2 Federal Registe r / Vol

. 56

. No

. 4

4 / Wednesday , Marc h 6 , 199 1 / Propose dRule s
RF a- Respons

e facto r o f th e Instrumen

tfo r organi c compoun d 1 a t50 0 ppm . (c ) Whe n equipmentI

s teste d for complianc e a s required I n | XX.X2-3(1) , ftXX.X2-4 , sn d ftXX.X2-ll(f)
. th e tes t shal l compl y with th e followin g requirements : (1 ) Th e requirements o

f paragraph s (b)(1 ) throug

h (4) o f thi s sectio n shal l apply . (2) Th e backgroun d leve l shal l b e determined , a s se tfort

h in Referenc e Metho d 21.4 0 CF

Rpar t60
. (3) Th e Instrumen

tprob e shal l b e traverse d aroun d al l potentia l lea k interface s a s clos e to th e interfac e a s possibl e a s describe d i n Referenc e Metho d 21
. 4 0 CF

Rpar t60
. (4) Th e arithmeti c differenc e betwee n th e maximu

m concentratio n Indicate d b y th e instrumentan d th e backgroun d leve l i s compare d with 500 pp m fo r determinin g compliance
. (d)(1 ) Eac h piec e o f equipmentwithi n a proces s unittha

tca n reasonabl y b e expecte d t o contai n equipmenti n VHAP servic e i s presume d to b e i n VHAP servic e unles s a n owne r o r operato r demonstrate s tha

tth e piec e o

f equipmenti s no ti n VHAP service
. Fo r a piec e o f equipmentto b e considere d no t in VHAP service , I

tmustb e determine d tha tthe percentVHAP conten tca n b e reasonabl y expecte d no tt o excee d 5 percentby weigh tdurin

g th e calenda r year . Fo r purpose s o f

determinin g th e percentVHAP conten to f th e proces s fluid tha ti s containe d I

n orcontact s equipment , Metho d 1 8 shal l b e used . (2)(i ) A n owne r o

r operato r ma

y us e goo d engineerin g judgmen trather than th e procedure s in paragrap h (d)(1 ) o f '.hi s sectio n t

o determin e tha

tth e percentVHAP conten tdoe s no texcee d 5 percentby weight
. Whe n a n owne r or operato r an d th e Administrato r d o no t agre e o n whethe r a piec e o f equipment i s notin VHAP service , however , th e procedure s i n paragrap h (d)(1 ) o f thi s sectio n shal l b e use d to resolv e th e disagreement
. (ii ) Conversely , th e owne ro r operato r ma y determin e tha

tth e VHAP conten t o f th e proces s fluid doe s no texcee d 5 percentb y weigh tby , fo

r example , accountin g fo

r 0 8 percen to

f th e conten t an d showin g tha

tVHAP i s les s than 3 percent . (3 ) I f a n owne r or operato r determine s tha ta piec e o f

equipmen ti s i n VHA P service , th e determinatio n ca n b e revise d afte r followin g th e procedure s I n paragraph (d)(1 ) o

f thi s section , or b y documentin g tha

ta chang e i n th e proces s o r ra w material s n o longe r cause s th e equipmentto b e i n VHAP service
. (4) Sample s use d I

n determinin g th e percentVHAP conten tshal l b e
S-03199 9 0040(02K0J-MAR-9I 7 11:44:42 ) representativ e o f th e proces s fluid tha

t i s containe d i n o rcontact s th e equipment
. (e ) Referenc e method s use d i n determinin g complianc e with flare s are thos e required I

n ft80.18
. (f ) Th e followin g procedure s shal l b e use d t o pressur e tes tbatc h product
proces s equipmentusin g a ga s (e.g. , air o r nitrogen ) t o demonstrate complianc e wit h th e requirements o

f I XX.X4
- 2(b)(3)(l)
. (1 ) Th e batc h product-proces s equipmenttrain shal l b e pressurize d with a ga s t

o th e operatin g pressure o f th e equipment
. Th e equipmentshal l no t b e teste d a

ta pressure greate i tha

n th e pressure settin g o

f th e lowes trelief valv e setting
. (2) Onc e th e tes tpressure i s obtained , th e ga s sourc e shal l b e shu toff
. (3 ) Th e tes tshal l continu e fornotles s than 1 5 minute s unles s itca n b e determine d i n a shorte rperio d o f tim e tha tth e allowabl e rat

e o f pressure dro

p wa s exceeded . Th e pressure i n th e batc h product-proces s equipmentshal l b e measure d afterth e ga s sourc e i s shutof f an d atth e en d o f

th e tes tperiod
. Th e rat e o f chang e in pressure in th e batch product-proces s equipmentshal l b e calculate d usin g th e followin g equation :

P (P.-P. ) A - t (t t -t, )

where :
-chang e I

n pressure , psig/h r

P , - fina l pressure , psi g P i —Initia l pressure , psi g t , - t i —elapse

d time , hour s (4 ) Th e pressure shal l b e measure d usin g a pressur e measuremen tdevic e (gauge , manometer , or equivalent ) whic h ha s a precisio n o

f ±2. 5 m m H g i n th e range o f tes tpressure an d i s capabl e o f measurin g pressure s u

p t o th e relief

se t pressure o

f th e pressur e relief

device
. (g ) Th e followin g procedure s shal l b e use d to pressure-tes tbatc h product
proces s equipmentusin g a liqui d t o demonstrate complianc e wit h th e requirement

s o f ftXX.X4-2(b](3)(li)
. (1 ) Th e batc h product-proces s equipmenttrain , orsectio n o f th e train , shal l b e fille d with th e tes tliqui d (e.g. , water , alcohol)
. Onc e th e equipmenti s filled , th e liqui d sourc e shal l b e shutoff
. (2) Th e tes tshal l b e conducte d fo r a perio d o f a tleas t8 0 minutes , unles s it ca n b e determine d i n a shorte r perio d o f time tha tth e tes ti s a failure
.
4702.FMT...[18.301...12-28-9 0 (3 ) Eac h sea l i n the equipmentbein g teste d shal l b e Inspecte d forindication s o f liqui d dripping or othe rIndication s o f fluid loss . I

f there ar e any indication s o

f liquid s dripping o r o

f fluid loss , a lea k i s detected . Sectio n XX.X8 Recordkeepin g Requirement

s (a ) A n owne r or operato r cf mor e than on e proces s unitsubjec tto th e provision s o

f thi s subpar

tma y compl y wit h th e recordkeepin g requirement s fo r thes e proces s units I

n on e recordkeepin g syste m i f th e syste m Identifie s eac h recor d b y proces s uni

tan d the progra

m bein g implemente d (e.g. , quarterly monitoring , qualit

y Improvement

) fo r eac h typ e o

f equipment
. A

H record s an d informatio n required b y thi s sectio n shal l b e maintaine d in a manner tha t ca n b e readil y accesse d a tth e plan tsite
. Thi s coul d includ e physicall y locatin g th e record s a

tth e plan tsit e or accessin g th e record s fro

m a central locatio n b y compute r a

tth e plan tsite
. (b ) Excep ta s provide d i

n paragraphs (f ) an d (g) o f

thi s section , th e followin g informatio n pertainin g to al l equipment i n eac h proces s unitsubjectt o th e requirement

s i n ftXX.X2- 1 t

o ftXX.X2
- 1 3 shal l b e recorded : (l)(i ) A lis to f

identificatio n number

s fo r equipment(excep tconnector s exemp tfro

m monitoring and recordkeepin g identifie d i n ftXX.X2-1 3 and instrumentatio n systems ) subjectt o th e requirement

s o f thi s subpar

tand a sit e layou tshowin g the relativ e locatio n o f th e equipmenti

n the proces s unit
. Connector s nee d notb e individuall y identifie d i

f al l connector s in a designate d area or lengt

h o f pip e subject to th e provision s o

f thi s subpar

tar e identifie d a s a group , and th e numbe ro f connector s subjec ti s indicated
. (11 ) A tabl e listin g th e monitorin g frequenc y an d othe rprovision s o

f thi s subpar tthatare bein g Implemented fo r eac h Ite m o f equipment
. (Hi ) Physical tagging o

f th e equipment to Indicate tha

titi s i n VHAP servic e i s notrequired
. Equipmen

tsubjectt

o the provision s o

f thi s subpar

tma y b e identifie d o n a plantsit e plan , I n lo g entries , O r by othe r appropriat

e methods . (2)(1 ) A lis to

f Identificatio n number

s fo r compressor s tha

tthe owne r or operato relect s t o designat e a s operatin g wit h a n instrumentreading o

f les s tha n 500 pp m abov e background , under the provision s o f

XX.X2-3(1)
. (ii ) Th e designatio n o

f thi s equipment a s sub|ec tto th e requirement s o f ftXX.X2-3(I) shal l b e signe d b y th e owne r or operator .P.2 0



### Federa l Registe r / Vol

. 56 , No

. 4

4 / Wednesday , Marc

h 8 , 199 1 /

ProposedRule s 933 3 (3 ) A Us to f equipmen tIdentificatio n numbers fo r pressur e relie f device s required t o compl y with ftXX.X2-4(a)
. (4)'l ) Th e date s an d result s o f eac h complianc e tes trequire d i n ftXX.X2-3(i ) an d XX.X2-4
. (II ) Th e backgroun d leve l measure d during eac h complianc e test . (iii ) Th e maximu

m Instrumen

treading measure d ateac h piec e o f equipmen t during eac h complianc e test . (5 ) A lis to f

Identificatio n number

s fo r equipmentI

n vacuum service
. (8) Instrumentatio n syste m identification
. Individual component s i n th e Instrumentatio n syste m nee d no tb e Identified
. (7 ) A lis to

f identificatio n numbers fo r equipmenti n VHAP servic e les s than 30 0 hours pe r yea r withi n a proces s unit subjec tto th e provision s o f thi s subpar

t under ftXX.XO

. (B)(1 ) Identification , eithe r b y list , locatio n (area or grouping) , ortaggin g o f connector s disturbe d sinc e th e las t monitoring perio d require d i n ftXX.2
- 13(b) , a s describe d i n ftXX.X2-l3(c)
. (ii ) Th e dat e an d result s o f followu p monitorin g a s required I

n ftXX.X2-13(c)
. I f identificatio n o

f disturbe d connector s i s mad e b y location , the n al l connector s withi n th e designate d locatio n shal l b e monitored
. (9 ) A lis to f reconfigure d equipmentin batc h productproces s unit s sinc e th e las tmonitorin g perio d required i n ftXX.X4-2(c)(3)(liHiv)
. a s describe d i n ftXX.X4-2(c)(3)(l)
. (10 ) A lis to f valve s remove d fro

m an d adde d to th e proces s unit, a s considere d I n ftXX.X2-7(e)(l) , an d a lis to f connector s remove d fro

m an d adde d to , th e proces s unit , a s considere d t n ftXX.X2-13(i)(l)
. Thi s i s no trequired unles s th e ne tcredit s forremove d valve s and connector s ar e expecte d t

o b e used . (11 ) Documentatio n o f

proces s strea

m compositio n a s required in ftXX.XS(b)(8)(U)
. (12 ) Identificatio n o

f screwe d connector s subjec tto th e requirement s o f ftXX.X2-l3(c)(2)
. Identificatio n ca n b e b y area or grouping a s lon g a s th e total number withi n eac h grou p o rare a Is recorded . (13) Identificatio n o

f welde d connector s monitore d o r teste d a s required i n ftXX.X2-13(b)(4) , th e dat e o f th e weld , an d th e dat e o

f monitorin g o r testing
. (c ) Whe n eac h lea k i s detecte d a s specifie d i n ftXX.X2-2 , ftXX.X2-3
. ftXX.X2-7
. ftXX.X2-6
. ftXX.X2-11
. ftXX.X2-12 , an d I XX.X2-13 , th e followin g requirement

s apply : (1 ) A weatherproo f

an d readil y visibl e identification , marked wit h th e equipmentidentificatio n number, shal l b e attache d t o th e leakin g equipment
. (2) Th e Identificatio n o n a valv e or connecto r ma

y b e removed afte r I

tha s bee n monitore d s s specifie d I n ftXX.X2
- 7(f)(3 ) | XX.X2-13(e)
. an d | XX.X3
- l(*)(7)(l)(D)
. an d n o lea k ha s bee n detecte d durin

g th e followu p monitoring
. (3 ) Th e Identificatio n o n equipment , excep to n a valv e o rconnector , ma y b e remove d after I

tha s bee n repaired
. (d ) Whe n eac h lea k i s detecte d a s specifie d i n | XX.X2-2 , ftXX.X2-3 , | XX.X2-7
. | XX.X2-Q , ftXX.X2-U
. ftXX.X2-12 , an d ftXX.X2-13 , th e followin g Information shal l b e recorde d an d kep tfo r2 years : (1 ) Tne Instrumen

tan d operato r identificatio n numbers an d th e equipmentIdentificatio n number . (2) Th e dat e th e leak wa s detecte d an d th e date s o

f eac h attemp tto repair th e leak . (3 ) Repai rmethod s applie d i n eac h attemp tto repai r th

a leak . (4) Maximu

m Instrumen

treadin g measure d b y th e metho d specifie d i n ftXX.X5(b ) after i

ti s successfull y repaire d or determine d to b e nonrepairable
. (5 ) "Repairdelayed " an d th e reaso n forth e dela y if

a lea k i s no trepaire d withi n 1 5 calenda rday s after discover y o f th e leak . I

f dela y o f repai r wa s caus e by depletio n o

f stocke d parts , there must b e documentatio n tha

tth e spar e part

s wer e sufficientl y stocke d befor e depletio n an d th e reaso n fo r depletion
. (8 ) Th e signature o f

th e owne r o r operato r(o rdesignate ) whos e decisio n i twa s tha trepai rcoul d no tb e effecte d withou ta proces s unitshutdown . (7) Th e expecte d dat e o

f successfu l repai ro f th e lea k if

a lea k i s no t repaire d withi n 1 5 calenda rdays . (8 ) Date s o

f proces s uni

tshutdown s tha toccu r whil e th e equipmentI s unrepaired
. (0 ) Th e dat e o

f successfu l repai ro f

th e leak . (e ) Th e followin g informatio n shal l b e recorde d fo

r eac h proces s uni

tsubjec tto the requirement

s o f ftXX.X2- 2 t

o ftXX.X2-13 : (1 ) A schedul e o

f monitoring fo

r valve s an d fo

r connectors . (2) Th e number o

f leakin g pumps , th e total number o

f pumps , an d th e percent leakin g pump s during eac h monitorin g period
. (3 ) Th e number o f

leakin g valves , th e total numbero

f valves , al l netcredit s fo r remove d valve s (onl y i

f credit s are taken) , th e number o

f nonrepairabl e valves , an d th e percentleakin g valve s during eac h monitorin g period
. (4) Th e number o

f leakin g connectors , th e total numbero

f monitore d connectors , al l netcredit s fo r remove d connector s (onl y I f credit s ar

e taken) , th e numbero

f nonrepairabl e connectors , an d th e percen tleakin g connector s during eac h monitoring period
. Th e number o f

leakin g screwe d connectors , th e total number o

f monitore d screwe d connectors , an d th e percentleakin g jcrewe d connector s durin g eac h monitorin g period
. (5 ) Th e date s an d duration s o f (i ) startup s and shutdown s o f a proces s unit , an d (II ) any unschedule d wor

k practic e or operational procedure tha tstop s productio n fro

m a proces s unito r par

to f a proces s unittha

tI s notdefine d a s a proces s unitshutdown . I f th e duration exceed s 2 4 hours , the calculation s use d I n determinin g tha

temission s fro

m clearin g proces s material fro m th e proces s unito r par

to f th e proces s uni

t woul d excee d emission s fro m dela y o

f repai r o f leakin g components until th e nex tschedule d shutdow n shal l b e recorded . Th e calculatio n shal l assum e tha tth e purge

d materia l I s collecte d an d destroye d o

r recovered I

n a contro l devic e complyin g wit

h ftXX.X2-11
. (f ) The owne r o

r operato r o

f a batc h produc tproces s wh o elect s t o pressure tes tth e batch produc

tproces s equipmenttrain t

o demonstrate complianc e with thi s subpar ti s exemp t fro m th e requirement

s o f paragraphs (b) , (c)
. (d)
. (e)
. (I) , an d (m

) o f thi s section
. Instead , th e owne r or operato r shal l maintai n record s o

f the followin g Information : (1 ) A lis to

f Identificatio n number

s fo r eac h batc h produc

tproces s equipment train use d to produce product s durin g th e calenda r yea r an d the area o f the plan tsit e wher e th e equipmenttrain I s located . (2 ) Record s demonstratin g th e equipmenti s I

n us e in a batch proces s durin g th e calenda r year . Example s o f suitabl e documentatio n ar e record s o

f time I n us e fo rIndividua

l piece s o f equipmentor averag e time i n us e fo r th e proces s unit
. (3 ) Physical tagging o

f th e equipment to Identif y tha tI ti s i n VHA P servic e an

d subjec tt o th e provision s o

f thi s subpar

t i s no trequired
. Equipmen tt n a batch produc tproces s subjectl o th e provision s o f

thi s subpar

tma y b e identifie d o n a plan tsit e plan , I n lo g entries , or b y othe rappropriat e methods . (4 ) Th e date s o

f eac h pressure les t required in ftXX.X4-2(b) , th e tes t pressure , and th e pressure dro p observe d durin

g th e test . (5 ) Record s o

f any visible , audible , or olfactory evidenc e o

f fluid loss . (g) When a batch produc tproces s equipmenttrai

n doe s no tpas s 2
S-03199 9 O04K02X0J-MAR-9I-11:44:46 ) 4702.FMT...[18,30|...12-28-9 0P.2 1



### 933 4 Federal Registe r / Vol

. 56 , No

. 44 /

Wednesday , Marc h 6 , 199 1 / Propose dRule s
consecutiv e pressure tests , the followin g Informatio n shal l b e recorde d In a lo g an d kep tfo r 2 years : (1 ) Tn e dat e o f

eac h pressur e tes tan d th e dat e o f

eac h lea k repair attempt . (2 ) Repai r method s applie d i n eac h attemp tt o repair th e leak . (3 ) Th e reason fo r th e dela y o f repair. (4 ) Th e expecte d dat e fo r deliver y o f th e replacementequipmen tan d th e actua l dat e o f

deliver y o f

th e replacemen tequipment
. (5 ) Th e dat e o f

successfu l repair, (h ) Th e followin g Informatio n pertainin g t o th e desig n requirements fo r closed-ven tsystem s an d contro l device s describe d i n ftXX.X2-1 1 shal l b e recorded : (1 ) Detaile d schematics , desig n specifications , an d pipin g an d instrumentatio n diagrams
. (2 ) Th e date s an d description s o f an y change s i n th e desig n specifications
. (3 ) A descriptio n o f

th e paramete r o r parameter s monitored , a s require d i n ftXX.X2-ll(e) , t o ensur e tha tcontro l device s ar e operate d an d maintaine d i n conformanc e wit h thei r desig n an d a n explanatio n o f

wh y tha tparamete r (o r parameters ) wa s selecte d fo r th e monitoring
. (4 ) Cate s an d duration s whe n th e closed-ven tsystem s an d contro l device s require d i n ftXX.X2-2 , ftXX.X2-3 , ftXX.X2-4
. ftXX.X2-5 , an d ftXX.X2- 9 ar e no toperate d a s designe d a s indicate d b y th e monitore d parameters , includin g period s whe n a flare pilo tligh t syste m doe s no thav e a flame
. (5 ) Date s an d duration s durin g whic h th e monitorin g syste m o r monitorin g devic e i s inoperative
. (8 ) Date s an d duration s o f startup s an d shutdown s o f

th e closed-ven t system s an d contro l device s required i n ftXX.X2-2
. ftXX.X2-3
. ftXX.X2-4
. ftXX.X2-5 , an d ftXX.X2-S
. (1) Th e followin g informatio n pertainin g t o al l valve s subjec tt o th e requirement s o f

ftXX.X2-7(h ) an d (1) an d al l connector s subjec tt o th e requirement s o f

ftXX.X2-l3(f)
. (g)
. an d (h ) shal l b e recorded : (1 ) A lis to f

Identificatio n number s fo r valve s an d connector s tha tar e designate d a s unsafe t o monitor , a n explanatio n fo r eac h valv e an d connecto r statin g wh y th e valv e o r connecto r I s unsafe t o monitor , an d th e pla n fo r monitorin g eac h valv e an d connector . (2 ) A lis to f

Identificatio n number s fo r valve s tha tar e designate d a s difficul tt o monitor , a n explanatio n fo r eac h valv e statin g wh y th e valv e I s difficul tt o monitor , an d th e planne d schedul e fo r monitorin g eac h valve . (3 ) A lis to f

identificatio n number s fo r connector s tha tar e designate d a s unsafe t o repai r an d a n explanatio n fo r eac h connecto r statin g wh y th e connecto r i s unsafe t o repair
. (j ) Th e followin g Informatio n shal l b e recorded : (1 ) Desig n criterio n required In ftXX.X2-2(e)(5 ) an d ftXX.X2-3(e)(2 ) an d a n explanatio n o f

th e desig n criterion ; an d (2 ) An y change s t o thi s criterio n an d th e reasons fo r th e changes . (k ) Information , data , an d analysi s use d t o determin e tha ta piec e o f equipmen to r proces s uni ti s i n heav y liqui d servic e o r i s no ti n VHA P servic e shal l b e recorded . Suc h a determinatio n shal l Includ e a n analysi s o r demonstratio n tha tth e fee d o r ra w materials , products , by-products , co products , o r intermediate s d o no t Includ e sufficien tchemical s liste d i n ftXX.X8- 1 t o mee tth e criteri a o f "i n VHA P service"
. Example s o f Informatio n tha tcoul d documen tthi s include , bu tar e no tlimite d to , record s o f chemical s purchase d fo r th e process , analyse s o f

proces s strea m composition , engineerin g calculations , o r proces s knowledge . (1 ) Th e dat e an d duratio n o f eac h proces s uni tstartu p an d shutdow n shal l b e recorded . (m ) Eac h owne r o r operato r o f a n affecte d proces s uni tsubjec tt o th e requirement s o f

ftXX.X3- 1 an d ftXX.X3- 2 shal l maintai n th e followin g record s fo r th e perio d o f th e QI P fo r th e affecte d proces s unit : (1 ) Fo r owner s o r operator s wh o elec t t o us e a reasonabl e furthe r progres s QIP , a s specifie d i n ftXX.X3-l(d) : (1) Al l dat a require d i n ftXX.X3
- 1(d)(2)
. (il ) Th e percen t'leakin g valve s observe d eac h quarte r an d th e rollin g averag e percen treductio n observe d i n eac h quarter . (iii ) Th e beginnin g an d endin g date s whil e meetin g th e requirement s o f ftXX.X3-l(d)
. (2 ) Fo r owner s o r operator s wh o elec t t o us e a technolog y revie w an d improvemen tQIP , a s specifie d i n ftXX.X3-l(e) : (i ) Al l dat a require d i n ftXX.X3
- 1(e)(2)
. (ii ) Th e percen tleakin g valve s observe d eac h quarter . (Ill ) Documentatio n o f al l inspection s conducte d unde r th e requirement s o f ftXX.X3-l(e)(4 ) an d an y recommendation s fo r desig n o r specificatio n change s t o reduc e lea k frequency
. (Iv ) Th e beginnin g an d endin g date s whil e meetin g th e requirement s o f ftXX.X3-l(e)
. (3 ) Fo r owner s o r operator s subjec tt o th e requirements o f

th e pum p QI P s s specifie d In ftXX.X3-2 : (1) Al l dat a require d i n ftXX.X3
- 2(d)(2)
. (ii ) Th e rollin g averag e percen t leakin g pumps . (Ill ) Documentatio n o f al l Inspection s conducte d unde r th e requirement s o f ftXX.X3- 2 (d ) (4 ) an d an y recommendation s fa r desig n o r specificatio n change s t o reduc e lea k frequency
. (Iv ) Th e beginnin g an d endin g date s whil e meetin g th e requirement s o f ftXX.X3-2(d)
. (4 ) I f a lea k i s no trepaire d withi n 1 5 calenda r day s afte r discover y o f th e leak , th e reaso n fo r th e dela y an d th e expecte d dat e o f

successfu l repair
. (5 ) Record s o f

al l analyse s require d I n ftXX.X3-l(e ) an d ftXX.X3-2(d)
. Th e record s wil l Includ e th e following : (1) A lis tIdentifyin g area s associate d wit h poore r tha n averag e performanc e an d th e associate d servic e characteristic s o f

th e stream , th e operatin g condition s an d maintenanc e practices
. (ii ) Th e reason s fo r rejectin g specifi c candidat e superio r emissio n performin g valv e o r pum p technolog y fro m performanc e trials
. (ill ) Th e lis to f

candidat e superio r emissio n performin g valv e o r pum p technologies , an d documentatio n o f th e performanc e tria l progra m Item s require d unde r ftXX.X3-l(e ) (6 ) (ill ) an d ftXX.X3-2(d ) (6 ) (111)

. (Iv ) Th e beginnin g dat e an d duratio n o f performanc e trial s o f

eac h candidat e superio r emissio n performin g technology . (8 ) Al l record s documentin g th e qualit y assuranc e progra m fo r valve s o r pump s a s specifie d I

n ftXX.X3-l(e ) (7 ) an d ftXX.X3-2(d)(7)
. (7 ) Record s indicatin g tha tal l valve s o r pump s replace d o r modifie d durin g th e perio d o f

th e QI P ar e i n complianc e wit h th e qualit y assuranc e requirement s i n ftXX.X3-l(e)(7 ) an d ftXX.X3-2(d)(7)
. (8 ) Record s documentin g complianc e wit h th e 2 0 percen to r greate r annua l replacemen trat e fo r pump s a s specifie d In ftXX.X3-2(d)(8)
. (0 ) Informatio n an d dat a t o sho w th e corporatio n ha s fewe r tha n 10 0 employees , Includin g employee s providin g professiona l an d technica l contracte d services
. (n ) Owner s an d operator s choosin g l o compl y wit h th e requirement s o f ftXX.4
- 3 shal l maintai n th e followin g records : (1 ) Identificatio n o f

th e proces s unit(s ) an d th e VHAP s the y handle .

. (2 ) A schemati c o f

th e proces s unit , enclosure , an d close d ven tsystem . S-0JI99 9 OO42(O3K03-MAR-9l-ll:43:4O ) 4702.FMT...118.30J...12-28-9 0P.2 2

Federa l Registe r/

Vol

. 56 , No

. 4 4 /

Wednesday , Marc h 8 , 199 1 / Propose dRule s 

## •M B

933 5 (3 ) A descriptio n o

f th e syste m use dt o creat e anegativ e pressur e I n th e enclosur e t o ensur e tha t

al l emission s ar e routedt o th e contro l device

. (o ) Th e provision s o

f ft 61.14(f ) d o not appl y t o proces s unit s subjec t t o thi s subpart

. (Approve db y th e Offic e o f Managemen t an dBudge t

unde r contro l numbe r ) Sectio n XX.X

7 Reportin g Requirement s (a)(1 ) A n owne r

o r operato r o f a proces s uni t

subjec t t o th o provision s o

f thi s subpar t

shal l submi t

astatemen t

I n writin g s o notifyin g th e Administrator

. (2) i n th e cas e o f

a n existin g proces s uni t o r ane w proces s uni t

whic h ha s a n initia l startu p dat e precedin g th e effectiv e date , th e statemen t I s t o b e submitte dwithi n 9 0 calenda r day s o f th e applicabilit y date s specifie di n ft XX.XO(b) , unles s awaive r of complianc e i s grante dunde r ft 81.11 , alon g wit h th e Informatio n required unde r ft 61.10

. I f awaive r of complianc e i s granted , th e statemen t i s t o b e submitte do n adat e schedule db y th e Administrator

. (3 ) In th e cas e o

f ne w proces s unit s whic h di dnot

hav e a n initia l startu p dat e precedin g th e effectiv e date , th e statemen t shal l b e submitte dwit h th e applicatio n fo

r approva l o

f constructio n o r reconstructio n a s describe di n ft 61.07

. (4 ) Th e statemen t

i s t o contai n th e followin g informatio n fo

r eac h proces s unit , excep t

a s provide din paragrap h (b ) (5 ) o f thi s section :

- (i ) Proces s uni t

identification

. (ii ) Numbe r

o f eac h equipmen t

typ e (e.g. , valves , pumps ) excludin g equipmen t

i n vacuu mservice , (iii ) Metho do

f complianc e wit h th e standar d(fo

r example , "monthl y lea k detectio n an drepair " o r

"equippe dwit h dua l mechanica l seals")

. (iv ) Planne dschedul e fo

r eac h phas e o f th e requirement s o

f thi s subpart

. (5 ) Th e statemen t

i s t o contai n th e followin g informatio n for eac h proces s uni t subjec t t o th e requirement s i n ft XX.X4-2(b) : (i ) Batc h produc t

proces s equipmen t trai n identification , an d (il ) Planne dschedul e fo

r pressur e testin g th e batc h produc t proces s equipmen t

train

. (b ) Excep t

a s provide dt

n paragrap h (c ) o f thi s section , arepor t

shal l b e submitte dto th e Administrato r semiannuall y startin g 8 month s afte r th e Initia l repor t

require dIn paragrap h (a ) o f thi s section , tha t

include s th e followin g information , a s applicable : (1 ) Proces s uni t

identification , frequenc y o

f monitoring , an dspecifi c provision s o

f thi s subpar t

bein g Implemented

. (2 ) Fo r eac h monitorin g perio ddurin g th e semiannua l reportin g period , (i ) Th e numbe r

o f valve s for

whic h leak s wer e detecte da s describe di n ft XX.X2-7(b) , th e percen t lnakers , an d th e tota l numbe r

o f valve s monitored ; (II) Th e numbe r

o f valve s fo r whic h leak s wer e not

repaire da s require di n ft XX.X2-7(f)

. identifyin g th e numbe r o f thos e tha t ar e determine d nonrepairable

. (III ) Th e numbe r

o f pump s fo

r whic h leak s wer e detecte da s describe di n ft XX.X2-2(b) , th e percen t leakers , an d th e tota l numbe r

o f pump s monitored

. (iv ) Th e numbe r

o f pump s fo

r whic h leak s wer e no t

repaire da s require dI

n ft XX.X2-2(c)

. (v ) Th e numbe r

o f compressor s fo

r whic h leak s wer e detecte da s describe d I n ft XX.X2-3(f)

. (vi ) Th e numbe r

o f compressor s fo

r whic h leak s wer e no t

repaire da s require dt n ft XX.X2-3(g)

. (vii ) Th e numbe r

o f connector s fo

r whic h leak s wer e detecte da s describe d i n ft XX.X2-13(a) , th e percen t .i f connector s leaking , an dth e tota l numbe r o f connector s monitored

. (vlil ) Th e numbe r

o f screwe d connector s fo

r whic h leak s wer e detecte da s describe di n ft XX.X2-l3(a) , th e percen t

o f screwe dconnector s leaking , an dth e tota l numbe r o f screwe dconnector s monitored

. (ix ) Th e numbe r

of connector s fo

r whic h leak s wer e not

repaire da s require di n ft

XX.X2-13(d) , identifyin g th e numbe r

o f thos e tha t

ar e determine d nonrepairable

. (x ) Th e numbe r

o f screwe dconnector s fo r whic h leak s wer e no t

repaire da s require di n ft

XX.X2-13(d)

. (xi ) Th e numbe r

o f agitator s for

whic h leak s wer e detecte da s describe di n ft XX.X2-12(b)

. (xii ) Th e numbe r

of agitator s for whic h leak s wer e not

repaire da s require dI n ft XX.X2-12(c)

. (xiil ) Th e facts tha t

explai n an y dela y o f repair s and , wher e appropriate , wh y aproces s uni t

shutdow n wa s technicall y infeasible

. (3 ) Date s an dduration s o f proces s unit , contro l device , o r

monitorin g devic e startup s o r

shutdown s whic h occurre dwithi n th e semiannua l reportin g period

. (4) Revision s t o item s reporte d accordin g t o paragrap h (a ) o f thi s sectio n i f change s hav e occurre dsinc e th e initia l repor t

o r subsequen t

revision s t o th e Initia l report

. Note : Compliance wit

h th e requirement s o

f t61.10(c ) I s no t requiredfo

r revision s documentedunde

r thi s paragraph

. (5 ) Th e result s o

f al l performanc e test s t o determin e complianc e wit h ft XX.X2

- 3(1)

. ft XX.X2-4(a)

. an dft

XX.X2-lt(f

) conducte dwithi n th e semiannua l reportin g period

. (6 ) Th e Initiatio n o

f amonthl y monitorin g progra munde r ft XX.X2

- 7(d)(l)(l) , o r

aQI P unde r

eithe r ft XX.X3

- 1 o r ft XX.X3-2 , whicheve r

i s applicable

. (7 ) Notificatio n o

f th e Administrato r o f achang e i n connecto r

monitorin g alternative s a s describe di n ft XX.X2

- 13(c)(1)

. (c ) Fo r owner s o r

operator s electing t o mee t th e requirement s o

f ft XX.X4-2(b)

. arepor t shal l b e submitte dt o th e Administrato r

semiannuall y startin g 8 month s afte r

th e Initia l repor t

require d i n paragrap h (a ) o

f thi s section

. Th e semiannua l repor t

shal l includ e th e followin g information : (1 ) Batc h produc t

proces s equipmen t trai n identification , (2 ) Th e numbe r

o f pressur e test s conducted , (3 ) Th e numbe r

o f pressur e test s wher e th e equipmen t

trai n faile dth e pressur e test , (4 ) Th e fact s tha t

explai n an y dela y o

f repairs , an d (5 ) Th e result s o

f al l performanc e test s t o determin e complianc e with ft XX.X2

- 11(f)

. (d ) A n applicatio n fo

r approva l o

f constructio n o r

reconstruction , ft

81.05(a ) an dft 81.07 , wil l not

b e require dI

f (1 ) Th e ne w proces s uni t

complie s wit h th e applicabl e standar dI n ft XX.X 2 o r ft XX.X4-2 ; an d (2) I n th e nex t

semiannua l report require db y paragrap h (b ) o f thi s section , th e informatio n i n paragrap h (a ) (4 ) o f thi s sectio n i s reported

. (e ) A n owne r

o r operato r o f aproces s uni t require dt o compl y wit

h ft XX.X2

- 7(d ) (1 ) shal l notif

y th e Administrato r withi n 3 0 calenda r

day s o f Initiatin g th e monthl y monitorin g progra munde r ft XX.X2-7(d ) (I ) (i ) o r

aQI P unde r ft XX.X3-I

. (f ) A n owne r

o r operato r o f aproces s uni t require dt o compl y wit h ft XX.X2

- 2(d ) (2) shal l notif

y th e Administrato r withi n 3 0 calenda r

day s o f initialin g a QI P unde r

ft XX.X3-2

. (g ) I f acceptabl e t o both th e Administrato r

an dth e owne r

o r operato r o f th e proces s unit , th e report s may b e submitte do n electroni c media

. (Approve db y th e Offic e o f Managemen

t an d Budge t unde r control numbe

r ) Sectio n XX.X8- I Lis t

o f Volatil e Hazardou s Ai r

Pollutants

.

Chemica l nam *
Acetaloer-yd e Acatamid a Aeatomtni e Acetophenon e 2 •Acatylamlnofluonn a CA S No .

7507 0 9035 5 7505 8 9686 2 5396 3
S-0JI99 9 0043(03XOJ-MAR-9l- l 1:45:44 ) 4702.FMT...|18,30|...12-28-9 0



### msmm wmsaemP.2 3 

# 7

933 8 Federa

l Registe r / Vol

. 56

. No

. 4

4 / Wednesday , Marc

h 6, 199 1 /

Propose dRule s

Chivnlci l nm w
AcroW n Acfytan-Jde.

. Aery * ad d Acrytonttrls

) , Aty l chaortd v 4-An*KWpr»ny * AnWna ) o-Ankskln a Oaruan a BanzkSn a Oaniotrtcrilortd a Benzy l chlorid e Blphsny l BMethyt-aKyrfl-rrthalat e (DEHP ) Bla(chlo-oma**Tyl ) atha r Bfomofot m 1,3-ButarJen e Caprolacta m Carbo n daurAd e Carbo n tetrtKxYtorid e Carbony l euffld e Catecho l CWoroeostJ c ad d 2-CNoroacatophenon e Chlorobenzen e CNorotbr

m CMoromethy l mattiy

t ethe r Chloropren e Crasols/CratyU c ad d Qsomars an d mixture ) Cresols/CresyH c ad d (Isomer s an d mixtura ) C-eeols/C-etyti c ad d (Isomer s an d mixture ) Cresois/Craeytl e ad d (Isomer s an d mixtura ) Cumena 2.4-0 , salt s an d eater s DO E Oiazomethan e Ofccnzoruran s 1,2-Dlb-emo4<Noropropan e DitHjtylprrmaiat e 1,4-DlcNorobenzan a (p ) 3.3-DWilorobenzldan a Ochloroethy l ethe r (brstf chloroeOiyOathar) 1,3-Dtcrtloropropan a Wethanolamln a N.N-Dlethy l anilin a (N,N-Olrr*tl-*tanlllne).. , Diethy l sulfat e 3,3^0lmetrwxyrjeruidln e Dimethy l amtnoazobenzen e 3,3-Dlmethy l benzidin e Dimethy l carbamoy l chlorid e Dimethy l lormamW * 1.1-Dimethy l hydrazin e Dimethy l phthaiat e Dimethy l aullat e 4,frOWt*o-o-cresol

. an d salt s 2,4-Dlnllropneno l 2,4-Dlnltrotoluen e t.4-Dloxan a (1.4-Dletrtylanaoxide ) 1,2-Oprwnythydraztn e EpterJo-ohydrl n (1-CNoro-2,3-epoxypro pana ) 1, 2 -Epoxybutan e Ethy l acrylat e Ethy l benzen e Ethy l carbamat e (Urethane ) Ethy l chlorid e (Chkxosthana ) Ethylen e dUxomWa (Dlbromoethane ) Ethytan a dichlorid e (1.2-Ocr-xyoethane).

. Ethylen e glyco l Ethylen e oxid e Ethylen e thioure a Ethyltden e dichlorid e (1,1-Ochlofoethane ) Formaldehyd e Qlyco l athars a HaxacNorobanzan a Hexechlorobutadlen e Hexachkxoetharv t CA S No

.
10702 S 7908 1 7010 7 10713 1 10706 1 9267 1 6263 3 0004 0 7143 2 0287 6 0807 7 10044 7 9262 4 11781 7 54288 1 7525 2 10699 0 10660 2 7516 0 6623 6 46358 1 12080 9 7011 8 53227 4 10800 7 6768 3 10730 2 12899 6
31077 3
0648 7
10839 4
10644 6 9682 8 0475 7 364704 4 33488 3 13284 0 0812 6 8474 2 10646 7 0104 1
11144 4 64275 6 11142 2 12169 7 64S7 S 11090 4 8011 7 11093 7 7944 7 6812 2 5714 7 13111 3 7778 1 63452 1 6128 6 12114 2 12391 1 12288 7
10889 8 10888 7 14088 6 10041 4 6179 6 7500 3 10693 4 10706 2 10721 1 7621 6 9846 7 7634 3 5000 0 0 11874 1 8766 3 6772 1 Chemica l nam e

Hexamethytene-I , 6-dSaocyanate. .

Hexan e Hydrazin

e Hydrc<)ulnone. . I i Malei c anhydrid e Methanol Mafhy t bromid e (Bromomethana ) Methy l chlorid e (Chlorornethane)

. Methy l chlorofor m (1.1. 1 e).

. Methy l ethy l keton e (2-Butanona ) Methy l hydrazin e Methy l kxSd e (kxtomethane ) Methy l Isobuty l keton e (Haxone ) Methy l Isocyanat e Methy l rmtnaorytat a Methy l ter t buty l ethe r 4.4-Mathyten e t-^-cNcroanUine ) Methylen e chlorid e (Dlcrtoromethane)..

. Methylen e dipheny l diisocyanat e (MDI).

. 4,4^Me-t»ylenedUuiiUri e Naphthalen e Nitrobenzen e 4^ttroblpheny t 4-NNropneno l 4-Nltropropan e N-NHroeo-N-methyture a N-NKroaodlmethytamin a N-Nrtrosomorpholln e Pheno l p-Praeriylenedlamln e Phthali c anhydrid e Polychlorinata d bipnenyt s (Arodon ) 1,3-Propan a sutton e beta-Propiolacton a 

### ^

.... . 

### . rrocioraiioenyo a Propoxu r (Baygon ) Propylen e dlchlond e (1,2*Dichloropro

. pane ) Propylan e oxkt a 1,2-Procytenimln e (2-Methy l azktdlne ) Oulnon e Styrene Styren e oxid e 2,3,7,6-Tetrachlorodlberuo-c-<»oxi n 1.1,2,2-Tetrechloroethan e Tetrachloroethylen e (Perchloroethylene)

. Toluen e 2,4-Toluen e diamin e 2,4-Toluen e diisocyanat e >Tdmdm e 1.2,4-TrichlOfObenzen e 1,1.2-Trichtoroethan e Trichloroethylen e 2,4,5-Trishloropheno l 2.4,6-Trtchloropheno l Trietfiytamtn e Trtflurai m 2.2.4-Trlmethytpenun e Viny l acetat e Viny l bromid e viny l chlorid e VlrryUden a chlorid e (1,1-Dtehloroeth y lane ) Xylene s (Isomer s and mixture ) xylene s (Isomer s and mixture ) xylene s (Isomer s an d mixture ) Xylene s (Isomer s an

d mixture ) C A S NO .

82208 0 66031 0 11064 3 30201 2 12331 0 7680 1 10831 6 6766 1 7483 0 7487 3

7156 8 7803 3 6034 4 7486 4 10810 1 82463 0 6062 6 163404 4 10114 4 7600 2 10166 8 10177 8 0120 3 9896 3 9203 3 10002 7 7046 0 66403 8 6275 0 5068 2 10605 2 10850 3 7544 5 8644 0 133838 3 112071 4 5757 8 12338 6 11428 1
7687 5 7668 8 7555 6 10861 4 10042 5 0800 3 174801 6 7834 6 12718 4 10888 3 0660 7 56484 0 0563 4 12062 1 7000 6 7001 6 9696 4 8808 2 12144 8 168209 8 64084 1 10806 4 59380 2 7601 4

7635 4 133020 7 9647 6 10636 3 10842 3

Sectio n XX.X8- 2 Lis

to f Hazardou s Organi c Chemica

l Productio n Processes . i Th e provision s o

f thi s subpar

tapply | t o productio n processe s tha tmak e th e i followin g chemicals : CA S No

. Chemica l Nam e

121733.

. 6764 1 7605 8 9886 2 7008 1 107131.

. 111883.

. 107188

. 123308.

. 8263 3 103333

. 7143 2 9848 8 98113...

. 0287 5 119610

. 0262 4 642881

. 1088 1 110634

. 9648 0 6623 6 632274

. 9561 2 10600 7 26407204.

. 8766 3 6873 3
100006

. 80160.

. 98828.

. 110827.

. 108930.

. 108041.

. 110838.

. 0676 1
108487

. 641731

. 06601.

. 1331471

. 107082.

. 111 4

7571 6 111422.

. 111468.

. 112732.

. 112367.

. 111066

.

124174

.

124177

.

112345

.

112162

.

111000

. GROU P I
IOSoro-3-rt-Suberuen e

Acetophenon e Acrylarrtd e

Alryl i Ar*-*-opheno

l (p Isomer
Azobenzen e Benzen e Ber-zenedeultont e ad d Ber-Mneeuffont c ad d Benzidin e Beruophenon e (POM ) Blpheny t BMCNorornet*ryf)Ethe r Bromobenzen e Butanedto l (1.4-teomer ) Butyroieoeton e Certxy i tetrachlorid e CNoroaeatophon e (2 - CnkxoanSn e (o^eomsr ) CNorobenzan a Ct-taoU-Suorttnefhan e CNorotbr m CNoror-Jtrobsnzsn e (o isomer ) Cl-iOfonlt

j octe t izen e (p *
Cuman e hydroperoxid e Cumen e Oeoprop-r l benzene ) Cydohaxan e C*ydoheian d Cydohaxanon e Cydonexen e OtcNoroartlin e (a l Isomers ) r>cNorcbetvene(1.4

. leomer ) (P06 ) OtcMorobtnMn t (tr

v
DacNorob«iV«n « ( o

rjkcr*xoethane(1.2 - Isomer ) (EC O 0*CNOfO-ttfty 1 wVmtl cfSortMtf-yl)ether ) OtchtofOOtSAjoromethen e Dlethanotemln e Diethylen e gtyco i Diethylen e Qlyc d Oibuty l Ethe r Diethylen e gtyoo l dfcthy l ethe r (glyco l ether ) Diethylen e gtyco i dimethy l ethe r (glyco l ether ) Otethylen e Qlyoo i Monobuty l Ethe r Acetat e Otethyten e gtyco i n-oncbuty

t ethe r acetat e (glyco l ether ) Diethylen e gtyco i monobuty l ethe r (gtyco i ether ) Diethylen e gtyco i monoethy l ethe r acetat e (gtyoo l ether ) Diethylen e glyco l monoethy l ethe r (glyco l ether )

S-05199 9 0044<03X05-MAR-9I-11:43:48 ) 4702.FMT...|18.30|...12-28-9 OP.2 4



# " V

Federa l Registe r / Vol

. 56 , No

. 4

4 / Wednesday

. Marc

h 6 , 199 1 /

ProposedRule s 933 7

C A S No .

111773 .

7776 1 108010 .
26164648. . 12301 1

64606 0 10181 6 10184 8 25285718. . 12101 3

106808 .
141438 . 100414 . 96491... . 106934 .

107211.. . 111557.. . 6299141 .
110714 .
112072 .

111762 .

1115 9

110805. .

110408 .

100884 .

122998 .

2807309. .

7521 8 5000 0 110178. . 100970. . 123319 . 7531 0 123013. .

110167... . 108316... . 12333 1 .. . 6915157, . 12147 1 ... . 6388 3 7509 2

101770. ,
9683 8 110918... . 8874 4 100016... , 9895 3 111660... , 9002617 . 115775.. . Chenscs , Nam e
ulett-yten s glyco l (glyco l ether ) Dimethy l sulfat e Dlmae-ytsrrayioettiario l (2-ieomer ) OMtrebartzane a Otoxan e (1.4

. ***M

—jfc

—J ~. J .*-* • uwuiywi-ioxxM i Dtoxlan e Dipheny l M-vttan o Dtpheny l oxid e (POM ) Dtp-Qpyten e glyoo l Dodecytjenzen e (n EpicNororrydrin( 1 Chloro 2.3-apo-r/propane ) Ettvarolamlne s (a l Ethy l benzen e Ethylen e carbonat e Ethylen e dfromid e (Dferomoethane ) (EDB ) Ethylen e glyco l Ethylen e glyco l ((acetat e Ethylen e Glyco l Diethy l Ethe r Ethytana ) glyco l dkntttfyy l •th« r (glyco l «tfwr ) Ethytan t glyoo l monobuty l cthi r •c*tit* » (gtyoo l •th* ) Ethylon o glyco l nwnobuty l stht r (gtyoo l ether ) Ethylen e gryoo l
acetst a (gtyco i ether ) Ethylen e gryco l monoethy l ethe r (gryco l ether ) Ethylen e glyco l monomethy l ethe r acetat e (glyco l ether ) Ethylen e glyco l monomethy l ethe r (gtyco i ether ) Ethylen e glyco l monopheny l ethe r (glyoo l ether ) Ethylen e glyco l rnonopropy

t ethe r (glyco l ether ) Ethylen e oxid e Formaldehyd e Fumari c ad d Hexamethylenetetramin e HydroQulnon e Isopropylsmin e Linea r alkylbenzen e (linea r dodecylbenzene ) Malei c ad d CA S NO

.

Malei c HydrezJd e Mal e ad d Matanillcad d Methylen e Chlorid e (Ot-hloromethane ) Mtrthylen e dianilin e (4,4 - laomer ) (MDA ) Methytstyren e (s-lsomer )
Nltroanllln e (c-tsomer ) NltroanSln e (p-lsomer ) Nitrobenzen e Octane- 1 Paraformaldehyd e Pentaerythrito l 127184

. 96646.

. 106603.

. 110860.

. 6767 8 7900 4 6766 6 107062

. 7666 0 106463. , 100425.

. 110166.

. 110612.

. 626630.

. 634002.

. 05943.
. 112807

. 109999

. 108883

. 102621

. 70016.

. 75804.

. 76131.

. 95954.

. 102716.

. 112276. , 112492. ,

112356

. 77996.

. 76014.

. 1330207. , 9547 6 106423... ,

7507 0 10789 1

. . 6035 5 103644.

. 6419 7 108247.

. 7636 6 '111411. , 9004 0 106990.

. 123864.

. 7136 3 109730.

. 107680

. 123728.

. 107828.

. 106310.

. 106602.

. 658134.

. 7873 0 7667 6 7011 6 106420.

. 108478. , 108430. , 106488

. 128006

. 7572 9 4170300.

. 3724660.

. 372096..

. Chemica l Nam e
Perchlorosthyten a Pt-e****1enerSai*riln a (o *

(PPtperazln e Proplotaeton a ( b Isomer ) Propioni c ad d Propylen e glyoo l Propylen e Qlj-co l Monomethy l Ethe r Propylen e oxid e Reeordno l Styren e (viny l Benzene ) Succini c ad d Sucdnonrtrtl e Tartari c Ad d Tetrad-4orobenzen e (1.2,3,5-iaomer ) Tetrachlorobenzen e (1,2.4,5-raomer ) Tetraethylen e Glyco l Tetrahydrotura n Toluen e TrtcNorobenzen e (1,2,4 - Isomer ) Trichloroethylen e Trichlorofluoromethan e Trichlorotritluoroethan e Triehloropheno l (2,4,5 -
Triettwwiamln e Triethylen e glyco l Triethylen e gtyco i dimethy l ethe r (glyco l ether ) Triemyleo e Gryco l Monomethy l Ethe r Trimethylopropan e Viny l chlorid e (Chlor o Ethylene ) Xylene s (mixtures ) Xylene s (o-isomer ) Xylene s (p-lsomer ) GROU P I I Acetaldehyd e Aceukto i Acetamld e Acetamiid e Aceti c ad d Aceti c anhydrid e Acety l chlorid e Amlnoethylethanolamln e AmsWIn e (o-ieomer ) Butadien e (1.3-lsomer ) Buty l acetat e (rvlsomer ) Buty l alcoho l (rvlsomer ) Butytamln e (rvlsomer ) Butylen e glyco l (1,3 - isomer ) Butyraldehyd e (rvlsomer ) Butyri c aci d Butyri c anhydrid e Caprolacta m i^arbo n tetrabrorrM a Carbo n Tetrafluorid a Chlora l Chkxoaceb c ed d Chkxoanllln a (m-lsomer ) Chloroanllln a (p-lsomer ) Chloropheno l (rrvlsomer ) Chloropheno l (p-lsomer ) Chloropren e (2-Chkyo 1.3-Butedlene ) Chlorotrrltuoromethan e Crotonaldehyd e Crotomcad d Cyenoecett c ad d (C N compound ) CA S No

.
111764..

. 1662121

.
780236. ,
640800 .
642766 .
6487 6 119037. .
68122. .
67147. .
12061 6 14176 6 14197 0 14086 8 10539 5 41602711 . 15156 4

107153 . 104767 . 103117 .
7512 7 6418 8 6661 8 26546737. . 25791062. . 6640 8 10722 2 11874 1 8788 3 6772 1 80246 0 12400 4 10731 3 0668 1 0000 2 7046 0 12363 7 7021 0 10699 8 11080 4 11066 1 11120 6 12700 3 3026623.. . 11044 1 12633 0 10021 0 7934 6
66438. . 11060 1 0680 7 6S464 0 26471828. . 85634.. . 71866. .
70005. .

106064 . 100403 . 76364.

.

102012...

. 124040...

. 1321115.

. 142041... , Chemica l Nam e Cyctooctadasn a CydooclatSen e (1.6 - Dk-Moro-1-butan e (3,4 - OtUSuuethyten e (1,4 - Dlchleropropen a (1.3 - Diethy l eurlat e Dimethy l rJerakSn e (3.3 - Okiwthy l forrnamld e (NN leomer)(DMF ) dimethy l hydrazin e (1. 1 • Dimethy l tereprrthalat e Ethy l eeatat e Ethy l ecetoacettt e Ethy l acrylat e Ethy l Oik-roacatet a Ethy l sodkj m oxalacatat e Ethylen e Imm e (AzjrkSne ) Ethylenedtomin e Ethylhexano l (2-csomer ) Ethylhexy l Acrylat e (2 - Isomer ) Formamid e Formi c ad d Glycero l Glycero l dtehlororiydrt n Glycero l triethe r Glycin e Glyoxa l HexjKNorobenzan a Ha>«chlarobutad>>n * HaxacNoroethan e Hexadton e (1.44eomer ) HeuuTietfiylenedasmln e Methy l tarmate Methy l Phent i Cartxn d i-vNttroanSln e Nrtropropan e Parsldehyd s PereoetJcAd d Ptooln e (b-isomer ) Plperadln e Pyrtdtn * SebedeAd d Sodiu m acetat e Sodiu m chtoroacetat e Sorbiced d Sultolan e Terephthall c ad d Tetrachloroethan e (1.1,2. 2 -isomer ) Tetrahydrophthall e anhydrid e TetremethytenedUmln e Toluen e 2. 4 dUmtn s Toluen e 2, 4 diisocyanat e Toluen e dasocyanste e (mixture ) Toiuldln e (o-lsomer ) Trichloroethan e (1.1. 1 • Isomer ) Trichloroethan e (1,1.2 - isomer ) (Viny l Trichloride ) ."toy l acetat e Vlnytcydohexen e (« • Isomer ) Vln>1idenechlortd<(1.l Pchtoroethylens ) GROU P II I
Acetoaceumiid e Adipi c ad d Amtnobervzoi c ad d Anlltn e hydrochlond e

S-03199 9 0O45(03K05-MAR-9l- l 1:43:33 ) 4702.FMT...[18.30)...12-28-9 0

ma*

# mt

933 8 Federa l Registe r / Vol

. 56

. No

. 4 4 /

Wednesday , Marc h 6 , 199 1 / Propose d Rule s

CA S No .
10068 3 11692 3 S466 1 10062 7 6521 0 13481 6 7603 7 6585 0 11953 0 10047 0 9807 7 06M 4 14011 4 10051 6 12051 4 10044 7 9887 3 10046 9 8005 7 8568 7 35913006. . 11801 2
2136614. . 1321035. . 9557 8 108418... . 9549 8 10643 4 ... . 108394... . 1319773. . 9548 7 10644 5 10891 8 1087214.. . 27576041 . 12083 2 101537 . 91687. . 8466 2 28781400. . 13111 3 12169 7 99343. . 51285. . 121142 . 9730 2 10208 9 12239 4 2719386 8 1038S 5 57854 1 9996 7
12191 5 25168063. . 10843 0 10061 8 10687 2 1331222... . 10168 8
10838 3 9900 2 0123 6 10017 4 27176832. . 106027 . 88755... . CtwitJos I Nam e

Arise * Aai**vin*s G ao n Anthraqukion e (POM ) B4»aakJeriyd e
BeroKPOM ) Ben-at e ad d (POM ) Benzoi c ad d Benzoi n (POM )
Banzotrichlortd e Benzoy l chlorid e Benzy l Acetat e Benzy l alcoho l Benzy l benzoat e (POM ) Benzy l chlorid e Benzy l dtehlortd e Banzylamin e Bispheno l A (POM ) Butytjertxy l Phthalat a t^xorooe-uioanyo a CNorobenzoi c ad d (a l

1321126

. 6872 2 CHwrjbaiuc<rtcWond e (t f Isomers ) Oitoroc*»nxoy

t chlorid e (*hloropheno i (o-isomer ) Chlorotoluon e (rrvisomer ) CNorotoajan * (o-lsomer ) Chiorotoluen e (p-iaomer ) Cree d (rrvisomer ) Creed s CreeyD c ad d (mixed ) Creed s (o-lsomer ) Cresor s (p-lsomer ) Cydohexytamin e CXalty t laophthalat e Olamlnobenzol c ad d Dlchloropheno l (2,4 - laomer ) rA-*r-dohe>rylaji-m a (CtcW-exylajT-lne ) Diethyaniiin e (NN laomar ) Diethy l Phthaiat e DUodecy l phthaiat e Dimethy l Phthalat a Oimethylanilina-N, N (N. N Oethylanilina ) Dlnttrobenzoi c ad d (3.6 - Isomer ) Oklttopheno t (2,4 - isomer ) Dlrxtrotoluen s (2,4 - Isomer ) (ONT ) Ot-o-totyguiv-idln e Dipheny l thioure a (POM ) Opheryylamln e (POM ) Oodecylpheno l Ethytsj-Mri e (N-leomer ) EthytaNBn e (o-lsomer ) Hydroxybenzol c ed d (p Ijomer ) IsophthaU c ad d Isopropyty-her-o l rrvChloropheno l Methylaniln a (n-lsomer ) Mathylcydohaxan a Methylcydohexanon e Methylen e dipheny l dUocyanat a (MOI ) M-Xyten e NrtroantHn e (rrvisomer ) Nltroanrsol e (o-tsomer ) Nltroanisol e (p-isomer ) Nltrobenzol c ad d O.nv

. Sp-laomers ) Nrtrophen d (4-lsomer ) Nltrophano l (o-isomer ) (2-Nltropheno O Nitrotoluan a Nltrototuen e (2-lsomor ) CA S No

.
0008 1 0000 0 27103288.

. S788 6 0470 2 16643 4 10806 2 7700 8 0867 0
0140 7 108738.

. 8800 3 8644 0 8641 6 0116 6 0661 1 106614:

. 8072 7 532321.

. 139026.

. 588500.

. 121673. , 63270 1

. . 117088. , 1333070

. 104154...

. 0850 0 634035

. 25013154.

. 25321410.

. 1300738...

.

10702 8 7910 7 10705 1 10976 1 1762964...

. 27497514.

. 10074 0 7515 0 25586430.
. 9117 8 131179. , 109897

. 116108. , 7616 3 6786 6 124403

. 76003...

. 111308

. 106804

. 78601...

. 108214

. 67561...

. 79209...

. 105453

. 74838..

. 74873. . 6034 4 106112 . 108101 . 624839

. 74931..

. 60626...

. 74696...

. 01203...

. 66472...

. CntMTvCs V NtfT W

» " •* • •* M I

. -.Mar t rswOwMtn o p-^tonw j rtfvowUsjn t \*^ton*mW) UCIjflpnsnO I PontacNoroptttno l Phonotksn o (o^woffrtsjf )
PtwnolphltMw n Ptstooituflont c Adds

) (t H Phsny t anthrtnlH c Aci d PNorogtOctoo l Phthali c Aci d PhthtM c tnftydrkt o PhthtNmlcIs i PtithAkKiltrK-

c p-tert-Buty l Toluen e Quinon e Salicyli c ad d Sodiu m benzoat e Sodkj m phenat e Stt*ben s SuHsnW c ad d Tetrebrr-mophthal c anhydrid e TeweNorophthal e anhydrid e Tot-jeneeurlonamld e TolueneeuHoni c add s (s i Tdueneiulfbny t chlorid e Trichtoroanilln e (2,4.8 - Isomer ) Viny l toluen e Xylen e Suttoni c Ad d XytkSn e GROU P I V
Acrolei n Acryli c ad d Ally l chlorid e Ally l Cyanid e Ammoniu m Tntocyanat e Bromonaphthalen e (POM ) Butyronrtrll e Carbo n disulfid e CNoronaprithalen e (POM ) Decahydronaphthalat a Dlalry i Phthalat a Dimethy l ether-N. N Omethy l sulfid e Dimethy l sulloxld e Olmethylamln e Ethy l chlorid a (Chlot-oethana ) Glutaraldahyd e HexanetJlo i (1,2.6 - • isomer ) Isophoron e isopropy l acetat e Methanol Methy l acetat e Methy l ecetoecetat e Methy l bromid e (Brt-momathana ) Methy l chlorid e (Crdoromsthane ) Methy l Hydrazin e Methy l isobuty l carbino l Methy l Isobuty l keton e (Mexone ) Methy l Isocysnat a Methy l Mercapts n Methy l methacrylat e Memylamtn e Nsphthslen e Naphthalen e sulfoni c sd d (a-ieomer ) (POM ) CA S No

.
120163

. 00163.

. 136103

. 88677.

. 604423

. 7644 8 123386. , 7123 8 540646. , 107106

. 7887 6
124414

. 7800 2 110842

. 121446...

. 7660 3 933462...
. 2406370.
.

105577.

. 7566 6

7625 2 141322

. 7692 2 76650...
. 96737...
. 13952848.

. 7564 9 6325 2 9004357...

. 7545 6 25167600.
. 7700043...
. 42004 2 50877 4
106806.

. 100770.

. 123422

. 137007.

. 7406 3 0623 1 461665 , 570666
. 7637 6 25167706. . 275S42A3. . 67482 6 26676174 . 12261 0 0502 1 7504 7 0004573.. . 10556 6 7747 4
629116. . 7400 8
106638. . 116117 . 463514 .

141707

. 79414...

. Cn-kwnic v PtsVn c

H i ,fclfc.| | - . ak^Aakaa^ k raopniniNn o •UIIUIH

. ed d (b-leomsr ) (POSf l Ntphtho l (avitonnf ) (POM ) Naphtho l ( b (torn-* ) (POM ) (1 - Percraoromathy l mercapta n Propionaldehyd e Propy l etooh d ( n Isomer )



### .. . . . •

. propy l crsono e iTOpyren e ottrsono a (U-CWoropropane ) Sodkj m Methooxld e Tetraelhy t lea d Tetrahy-tonapthalen e (Tetrsm ) (POM ) Trktthyiamin e Trimethylarnln a TikiiethyKyduhexan d T i k i lethyicydohexanon e GROU P V
Aceta l Aceton e cyanohydrt n (C N compound ) Alky l naphthalene e (n o CAS * assigned ) (POM)

_ Bromofor m Buty l acrylat e ((vleo-var ) Buty l alcoho l (e-lsomer ) Buty l alcoho l (t-isomer ) Buty l bsrvrd e ad d l > termsomer ) Butytamln e (s-tsomer ) Butylamtn e (t-tsomer) Carbary l Cellulos e scetat e a-lorodr*luoroethan e Chlorophenot s CNorosurtonl c sd d Cyanamld e Cyanoge n chlortd e (C N compound ) Cysnuri c ad d Cyanuri c chlorid e DIaceton e alooh d Oiaminopnen d Hydrochlorid e Olbromoethen e Otcfvkyohydri n r*cyanerjmtd e Otemyumkn t (2.6 - DiRuoroethan e Okaobutylen e Oitsooety

t phthalat a Diketen e Dodecylamlln e Ethy l orthoformat e Ethy l oxalat e Ethytamin e Etrrylcenulos e Ethytcyenoacetat e Hexachtorocydopenta dtoo s Hexamethylen e gryco l Hydroge n CyeNd s (C N Cornpound ) Isobuty l Acryist e isobutyten e Ketan a Linea r slky l suifonst e (n o CAS * assigned ) Mesity l oxid e Methacrytt c ad d

S-05199 9 0O46(O3X03-MAR-9l- l 1:43:58 ) 4702.FMT...118.301...12-28-9 0CA S No

.
56347 3 0633 3 7893 3
163404 4 7775 6 12101 3 7506 0 2615452 3 6812 0 2532266 3 2632260 4 2713867 4

14333 8 14153 7 0806 8 7574 1 11016 0 775604 7 54064 1
57136.

. 130071 6 52675 0 10567 8 0567 4 57626 1 0565 8 10868 9 Chen-sos l Nam e

ll.fl i , • a —

- ' - -- - rmmnmwp

V/raonrj e Methy l Acrylat e Methy l ethy l keton e (2 - Butanone ) Methy l Tar t Buty l Ethe r MofhytperTryno

t Neopentsnol c ad d N-VlnyV2-Pyrrt*irJn a r*orya-r-v-an a yyco * Polypropylen e gryco l Reaorcyt o ad d
caSuloa a
tart-Outyfoeruan a Tsuamethy l lea d
min e Trasooutylen a Trtmefhytpantsn e (2.2.4 - laomar ) Urs a Xyleno l Xyleno l (2,3-tsomer ) Xyleno l (2,4-taomer ) Xyleno l (2,Wsomer ) Xylano l (2,6-laomer ) Xyleno l (3,4-iaorner ) Xylano l (3,5-ieomer )

(F RDoc . 91-488 8 File d 3-5-91 ; 8:4 5 am) MUH M coo tsaso-ao-

w

INTERSYAT E COMMERC E COMMISSIO N 4 9 CF R PAR T 105 3 (E x Part s No

. MC-188 ] Contract * fo r Transportatio n o f Propert y AQINCV : Interstat e Commerc e Commission
. ACTION : Advanc e notic e o f propose d rulemaking
. SUMMARY : Th e Commissio n i s institutin g thi s proceedin g t o conside r amendin g o r repealin g it s regulation s (1 ) Prescribin g th e natur e an d conten to f contract s o f moto r contrac tcarriers , an d (2 ) definin g contrac tshippers
. Th e Commissio n las t considere d change s i n th e contrac t regulation s i n 198 0 whe n i tdelete d th e requiremen ttha tcarrier s fil e copie s o f thei r contracts . Th e purpos e o f thi s proceedin g i s t o reexamin e th e curren t regulation s In ligh to f

industr y experienc e sinc e passag e o f th e Moto r Carrie r Ac to f

1980
. DATSS : Comment s ar e du e b y Apri l 5 , 1991
. ADDRBSSBS : Th e origina l an d 1 0 copie s o f comment s referrin g t o E x Part e No . MC-19 8 shoul d b e sen tto : Offic e o f th e Secretary , Cas e Contro l Branch , Interstat e Commerc e Commission , Washington
. D C 20423
. FO RPURTHE

RINFORMATIO

N CONTACT

. Kennet h H . Schwart z (202 ) 275-795 6 o r Richar d B . Felde r (202 ) 275-7091
. [TD D fo r hearin g impaired : (202 ) 275-1721]
. SUPPiaMSNTAR

Y INFORMATION

: Th e Commissio n i s Institutin g thi s proceedin g t o conside r amendin g o r repealin g th e regulation s a t4 9 CF Rpar t 1053
. Sectio n 1053. 1 prescribe s th e natur e an d conten to f

contract s o f

moto r contrac tcarriers ; S 1053. 2 relieve s carrier s o f

certai n valuabl e commoditie s fro m th e requirement s of } 1053.1 ; an d 11053. 3 define s th e shipper s wit h who m a moto r contrac tcarrie r ma y ente r Int o contracts . Th e Commissio n i s particularl y intereste d I n reexaminin g th e requirement s o f

i 1053. 1 tha t contract s b e i n writing , b e bilatera l an d impos e specifi c obligation s upo n bot h carrie r an d shipper , cove r a serie s o f shipment s durin g a state d perio d o f time , an d b e preserve d fo r a tleas t1 yea r afte r the y ceas e t o b e i n force
. Th e Commissio n las tconsidere d change s i n th e contrac tregulation s i n 198 0 whe n i t delete d th e requiremen ttha tcarrier s fil e copie s o f

thei r contract s wit h th e Commission
. Th e Commissio n i s awar e tha tth e Moto r Carrie r Ac to f

198 0 retaine d th e distinctio n betwee n moto r contrac t carrier s an d moto r commo n carriers
. I t i s concerned , however , tha tit s regulation s supplementin g th e statutor y definitio n o f

a moto r contrac tcarrie r ma y n o longe r b e appropriat e i n ligh to f change s tha thav e take n plac e I n th e moto r carrie-
. industr y ove r th e pas t decade . Th e Commissio n thu s i s solicitin g publi c comment s o n th e wisdo m o f

maintainin g par t105 3 t n It s curren tform
. Som e question s fo r consideratio n ar e a s follows
. Shoul d th e regulation s b e repeale d i n thei r entiret y and , i f so , why ? Wha twoul d b e th e effec to f a repea l o n th e Commission' s abilit y t o fulfil l it s statutor y obligations ? Shoul d th e regulation s b e repeale d i n part ? Fo r Instance , shoul d th e Commissio n delet e th e requirement s tha tcontract s b e i n writin g an d tha tthe y b e retaine d fo r a t leas ton e yea r afte r the y ceas e t o b e i n force
. O n th e othe r hand , shoul d th e regulation s b e amplified ? Fo r Instance , curren tCommissio n regulation s d o no t requir e tha tcontrac trate s b e state d i n o r b e ascertainabl e fro m th e contract . Shoul d th e Commissio n impos e suc h a requirement ? Similarly , shoul d th e Commissio n amen d th e regulation s t o Impos e a requiremen ttha tth e contrac t stat e th e manne r i n whic h th e statutor y contrac tcarrie r criteri a ar e t o b e me t vis-a-vis th e contractin g shipper ? Shoul d th e curren tregulation s b e retaine d withou tmodification ? I tmigh tb e th e cas e tha tth e Industr y require s onl y clarificatio n fro m th e Commissio n an d I s no texperiencin g an y difficultie s tha t requir e modificatio n o f th e curren t regulations
. W e encourag e Intereste d person s t o submi tcomments . Afte r considerin g th e comments , w e wil l determin e whethe r t o procee d an d what , i f

any , specifi c rul e change s t o propose . Additiona l informatio n i s containe d I n th e Commission' s decision
. T o obtai n a cop y o f th e ful l decision , writ e to , call , o r pic k u p i n perso n from : Offic e o f th e Secretary , roo m 2215
. Interstat e Commerc e Commission , Washington , D C 20423
. Telephone : (202 ) 275-7428
. (Assistanc e fo r th e hearin g Impaire d i s availabl e throug h TD D services , (202 ) 275-1721. ) Environmenta l an d Energ y Considerations
. W e preliminaril y conclud e tha t amendin g o r repealin g th e regulation s governin g contract s o f moto r contrac t carrier s woul d no tsignificantl y affec t eithe r th e qualit y o f

th e huma n environmen to r th e conservatio n o f energ y resources . initia l Regulator y Flexibilit y Analysis
. W e preliminaril y conclud e tha t amendin g o r repealin g th e subjec t regulation s woul d no thav e a significan t economi c impac to n a substantia l numbe r o f

smal l entitles
. I

ti s possibl e tha tsimplificatio n o r eliminatio n o f th e rule s mightbenefi tsmal l carrier s an d shipper s b y reducin g thei r paperwor k an d enablin g the m t o streamlin e thei r operations
. W e specificall y reques t comment s o n thi s Issu e t o assis tu s i n makin g a n initia l findin g i n Ih e even tw e formulat e specifi c proposal s fo r publicatio n i n a futur e notic e o f propose d rulemaking
. Lis to f subject s In 4 9 CF RPar t105 3 Moto rcarriers

. Authority : 4

0 U.S.C
. 10101.10102.10321
. an d 10823
. and 5 U.S.C
. S53
. Decided : Februar

y 20,1991
. B y th e Commission , Chairma n Phllbin , Vic e Chairma n Emmetl , Commissions- * Slmmops , Phillips , an d McDonald . Commissione r Simmon s commente d with a separate expression
. Sidne y L . Strickland , Jr.. Secretary. |F RDoc . 91-528 6 File d 3-5-01 : 8:4 5 am | •ILUMOCOO trOM-«1- M

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