APPENDI X H AUTOMATI C WAST E FEE D CUTOF F PLA N

### AUTOMATI C WAST E FEE D CUTOF F PLA N Prepare d for : Veoli aE S Technica l Solutions , LL C

Sauget , Illinoi s

Prepare d by : Frankli n Engineerin g Group , Inc . Franklin , Tennesse e

Octobe r 200

8TABL E O F CONTENT S

1. 0 INTRODUCTIO N AN D BACKGROUN D 1 1. 1 SUMMAR Y O F FACILIT Y INFORMATIO N 1 1.1.1 Fixed

Hearth Incinerators / 1.1.2 Rotary Kiln Incinerator 2 1. 2 DESCRIPTIO N O F TH E AWFC O SYSTE M 5 2. 0 AWFC O OPERABILIT Y TES T PROCEDURE S 1 1 3. 0 RESPONC E T O A N AWFC O EVEN T 1 2 3. 1 REPORTIN G REQUIREMENT S 1 3 4. 0 MANUA L WAST E FEE D CUT-OF F PROCEDURE S 1 4

i iLIS T O F TABLE S TABL E 1 - 1 REGULATOR Y REQUIREMENT S FO RA N AWFC O PLA N AN D

CORRESPONDIN G SECTIO N THA T ADDRESSE S TH E REQUIREMEN T 4 TABL E 1 - 2 AUTOMATI C WAST E FEE D CUTOF FINTERLOCK S 6

ii i1.

0 INTRODUCTIO N AN D BACKGROUN D Veoli aE S Technica l Solutions , LL C (Veolia ) own s an doperate s tw o fixedheart h incinerator s (Unit s 2 an d 3 ) an darotar y kil n incinerato r (Uni t 4 ) a t it s facilit y locate di n Sauget , Illinois . Thes e incinerator s ar e subjec t t o th e Nationa l Emission s Standard s fo r Hazardou s Ai r

Pollutant s (NESHAP ) fo r Hazardou s Wast e Combustor s (HWCs) , Par t 63 , Subpart EE E (§§63.120 0 to 63.1221) . Th e NESHA P fo r HWC s specifie s emission s standard s whic h reflec t emission s performanc e o f maximu machievabl e contro l technologie s (MACT) , an di s commonl y referre dto a s th e HW C MACT . Hazardou s Wast e Combustor s ar e require dt o hav e afunctionin g syste mtha t immediatel y an dautomaticall y cut s of f th e hazardou s wast e fee dunde r certai n conditions . Th e Automati c Wast e Fee d Cut-Of f (AWFCO ) Syste mmus t follo w th e requirement s describe di n 4 0 CF R63.1206(c)(3) . Thi s Automati c Wast e Fee dCut-Of f Pla n demonstrate s Veolia' s complianc e wit h thes e requirements . Thi s pla n include s infonnatio n abou t AWFC O systems , procedure s fo r respondin g t o an AWFC O event , an d procedure s fo r testin g th e operabilit y o f th e AWFC O systems . Tabl e 1- 1 present s the regulator y reference s relate dt o AWFC O Plan s an dthe sectio n o f thi s pla n tha t addresse s eac h specifi c requirement . Du e t o th e similarit y o f th e thre e AWFC O system s (on e fo r eac h incinerato r

system) , genera l reference s t o a n AWFC O syste mo r

incinerato r

syste mi n thi s documen t wil l impl y al l thre e systems . Informatio n tha t i s onl y applicabl e t o on e o r tw o o f th e thre e system s wil l b e clearl y identified . 1. 1 Summar

y of Facility Informatio n Brie f summarie s whic h describ e th e fixe dheart h incinerator s an dthe rotar y kil n incinerato r

ar e presente d i n thi s section . 1.1.1 Fixed

Hearth Incinerators Eac h o f th e fixe dheart

h incinerator s include s th e followin g components :

• Fee dequipmen t

• Primar y an dsecondary combustio n chamber s • Lim e injectio n syste m • Spra y drye r

absorber (SDA )

1• Fabri c filte r baghous e • Solid s an das h remova l system s • Induce ddraf

t (ID ) fa n an dstac k

• Instrumentation , controls , an ddat aacquisitio n system s Variou s soli dan dliqui dwaste s an dgaseou s feedstream s ar e thermall y treate d i n th e fixe dhearth incinerators . Soli dwast e i s fe dt o the primar y (lower ) combustio n chambe r vi aafee dconveyo r

syste man dpneumati c ram . Liqui dwast e fro mtank s an dtanke r truck s are fe dto th e primar y combustio n chamber throug h tw o atomize dliqui dinjectors . Liqui dwast e fro mcontainer s are fe dt o the primar y combustio n chambe r throug h a specialt y fee dinjector . A gaseou s feedstrea mi s fe dt o th e Uni t

2 primar y combustio n chambe r directl y fro mga s cylinders . Of f gase s fro mahoode dfee demissio n contro l syste man dfro mawast e handlin g glov e bo x ar e fe ddirectl y t o th e Uni t 3 secondary combustio n chamber . Combustio n chamber temperature s ar

e maintaine dusin g natura l ga s fire dt

o adedicate dburne r

i n bot h th e primar y an dsecondary chambers . Combustio n ga

s exit s th e secondary combustio n chambe r an denter s th e SDA , whic h provide s aci dga s remova l an dcoolin g o f the combustio n gas . Combustio n ga s exit s th e SD A an di s distribute dt o th e fabri c filte r baghouses , whic h provid e particulat e matte r removal . Th e induce ddraf t fan , locate ddownstrea mo f th e baghouses , move s th e combustio n gas throug h th e syste man dexhaust s th e ga s throug h th e mai n stack . Hot , we t ga s i s extracte ddownstrea mo f th e baghous e throug h acontinuou s emission s monitorin g system . Thi s syste mfeature s amulti-componen t infrare dga s analyze r

tha t detect s hydroge n chloride , carbo n monoxide , an dwate r vapo r concentrations . A n integrate dzirconiu moxide-base danalyze r detect s oxyge n concentrations . 1.1.2 Rotary Kiln Incinerator Th e rotar y kil n incinerato r include s th e followin g components :

• Wast e fee dsyste m • Primar y an dsecondary combustio n chamber s • Temperin g chambe r • Lim e injectio n syste m • Spra y drye r

absorbe r • Carbo n injectio n syste m • Fabri c filte r

baghous e 2Solid s an das h remova l system s I D fa n an dstac k Instrumentation , controls , an ddat aacquisitio n system s Variou s soli dan dliqui dwaste s ar e thermall y treate d i n th e rotary kil n incinerator . Soli d waste s ar

e fe dt o ara mfeede r

vi aaclamshell , adru mfee dconveyor , an dan auxiliar y fee dconveyor . A hydrauli c ra mpushe s th e soli dwast e int o th e kiln . Liqui dwast e fro m tank s an dtanke r

truck s i s fe dt o th e primar y an dsecondary combustio n chamber s throug h atomize dliqui dinjectors . Combustio n chambe r temperature s ar

e maintaine dusin g natura l ga s fire dt o adedicate dburne r i n bot h the primar y an dsecondary chambers . Combustio n ga s exit s the secondar y combustio n chambe r an denter s th e temperin g chamber , whic h provide s coolin g o f th e combustio n gases . Th e combustio n ga s exit s th e temperin g chambe r

an di s distribute dbetwee n tw o identica l SDAs , whic h provid e aci d ga s remova l an dadditiona l ga s cooling . A carbo n injectio n syste mi s utilize dfo r controllin g dioxin/fura n an dmercur y emissions . Th e activate dcarbo n i s ai r injecte dint o th e combustio n ga s immediatel y downstrea mo f th e convergenc e o f

combustio n gase s fromth e SDAs . Fro mth e SDAs , combustio n ga s i s distribute dt o fabri c filte r baghouses , whic h provid e particulat e matter removal . Th e I D fan , locate ddownstrea mo f th e baghouses , move s th e combustio n ga s throug h th e syste man dexhaust s th e ga s throug h th e mai n stack . Hot , we t ga s i s extracte ddownstreamo f th e I D fa n throug h acontinuou s emission s monitorin g system . Thi s syste mfeature s amulti-componen t infrare dga s analyze r

tha t detect s hydroge n chloride , carbo n monoxide , an dwate r vapo r concentrations . A n integrate dzirconiu moxide-base danalyze r detect s oxyge n concentrations .

3Tabl e 1-1 Regulator

y Requirement

s fo r AWFC O Pla n an d Correspondin g Section tha tAddresses th

e Requirement Regulatory Citatio n Descriptio n Pla n Section § 63.1206(c)(3)(i ) Facilit y mus t hav e afunctionin g AWFC O syste m Sectio n 1. 0 § 63.1206(c)(3)(i)(A ) Syste mmus t cu t of f waste whe n an y o f

th e followin g ar

e exceeded : (1 ) Operatin g Paramete r Limi t (2 ) Emissio n standardmonitore db y CEM S (3 ) Allowabl e Combustio n Chambe r Pressur e (1 ) Sectio n 1. 2

(2 ) Sectio n 1. 2 (3 ) Sectio n 1. 2 § 63.1206(c)(3)(i)(B ) Syste mmus t cu t of f waste whe n spa n valu e o f an y CM S detecto r

i s met o r exceede d Sectio n 1. 2 § 63.1206(c)(3)(i)(C ) Syste mmus t cu t of f waste upo n malfunctio n o f a CM S monitorin g an OP L o r emissio n leve l Sectio n 1. 2 § 63.1206(c)(3)(i)(D ) Wast e cut-of f mus t occu r whe n an y componen t

o f th e AWFC O syste mfail s Sectio n 1. 2 § 63.1206(c)(3)(ii ) Ductin g o f combustio n gase s Sectio n 3. 0 § 63.1206(c)(3)(iii ) Restartin g wast e fee d Sectio n 3. 0 § 63.1206(c)(3)(iv) Failur e o f AWFC O syste m Sectio n 4. 0 § 63.1206(c)(3)(v ) Correctiv e measure s Sectio n 3. 0 § 63.1206(c)(3)(vi ) Reportin g exceedanc e o f emissio n standardo r operatin g requiremen t Sectio n 3. 1 § 63.1206(c)(3)(vii ) AWFC O syste mtestin g Sectio n 2. 0 § 63.1206(c)(3)(viii ) Rampin g dow n waste fee d N A § 63.1209(b)(4 ) Interloc k span o f non-CEM S CM S int o th e AWFC O syste m Sectio n 1. 2

41.

2 Descriptio n of

th e AWFC O Syste

m Th e AWFC O syste minclude s al l hardwar e an dsoftwar e (i.e. , contro l logic ) necessary t o immediatel y an dautomaticall y cutof f waste feed s t o th e incinerato r i n th e event

tha t an AWFC O interloc k

i s triggered . Tabl e 1- 2 list s th e parameter

an dsetpoin t

fo r eac h require dAWFC O interlock . I n additio n t o th e interlock s specifie di n Table s 1-2 , th e followin g condition s ar e interlocke dwit h eac h AWFC O system :

• Th e span valu e o f

eac h CM S instrumen t

(excep t fo r aCEM S instrument )

• CM S Malfunctio n • AWFC O Syste mMalfunctio n AWFC O interlock s ensur e tha t th e pneumaticall y actuate dwast e fee dbloc k valve s canno t ope n o r remai n ope n unles s al l regulate doperatin g parameter s an dcondition s ar e withi n limits . Additionally , th e wast e fee dbloc k valve s wil l fai l i n th e close dpositio n i f there i s alos s o f

electrica l powe r

o r instrumen t

ai r supply . Th e parameter s interlocke d wit h the AWFC O syste mar e describe dbelo w i n furthe r detail .

• Maximu m Pumpabl e Hazardou s Wast e Feedrat

e - Eac h pumpabl e hazardou s wast e fee dlin e to th e incinerato r i s equippe dwit h amas s flowmeter . Th e pumpabl e hazardou s wast e feedrat e i s continuousl y calculate das th e su mo f th e individua l flowrates . I f th e hourl y rollin g tota l (HRT ) pumpabl e hazardou s waste feedrat e meet s o r

exceed s it s limit , an AWFC O interloc k i s triggered .

• Maximu m Tota l Hazardou s Wast e Feedrat

e - Fo r Unit s 2 an d3 , soli dwaste i s fe dt o th e primar y combustio n chambe r vi aafee dconveyo r

an dpneumati c ram. A scal e i n th e fee dconveyo r monitor s th e weigh t

o f eac h charg e o f

soli dwaste . Fo r Uni t 4 , soli dwaste s ar

e fe dto ara mfeede r

vi aaclamshell , adru mfee d conveyor , an dan auxiliar y fee dconveyor . Th e clamshel l emptie s int o ahoppe r equippe dwit h aloa dcel l tha t monitor s eac h charg e weight . Th e soli dfee d conveyor s ar

e equippe dwit h weig h scales . Fo r eac h incinerator , th e tim e betwee n charge s i s use dto convert thes e charg e weight s t o asoli dwast e feedrate . Th e soli dwast e feedrat e i s summe dwit h the pumpabl e hazardou s wast e feedrat e t o calculat e th e tota l hazardou s wast e feedrate . I f th e HR T o f

th e tota l hazardou s waste feedrat e meet s o r exceed s it s limit , an AWFC O interloc k i s triggered .

5Tabl e 1- 2 Au i tomati

c Wast e Fee d Cutof

f Interlock

s Operatin g Paramete

r Averagin g Perio d Unit

s AWFC O Interloc k Setpoin

t Operatin g Paramete

r Averagin g Perio d Unit

s Uni

t2/ 3 Uni t4 Maximu mPumpabl e Wast e Feedrat e HR T lb/h r 3,10 7 PCC-3256/SCC-100 6 Maximu mTota l Wast

e Fee dRat

e HR T lb/h r 4,01 7 PCC-13,796/SCC-100 6 Maximu mAs h Fee dRat

e 12-HRT lb/h r 67 3 8,777 Maximu mChlorine/Chlorid e Feedrat e 12-HRT lb/h r 21 8 25 2 Maximu mMercury Feedrat e Limi t 12-HR T lb/h r 0.004 7 0.03 1 Maximu mSem

i Volatil e Metal s Feedrat

e 12-HR T lb/h r 63 65 Maximu mTota l Lo w Volatil e Metal s Feedrat e 12-HR T lb/h r 4 6 5 5 Maximu mPumpabl e Lo w Volatil e Metal s Feedrat e 12-HR T lb/hr 4 7 4 7 Maximu mPrimar

y Combustio n Chambe

r Pressur e Instantaneou s in . w.c . > 0. 0 fo r 5 seconds > 0. 0 fo r 5 seconds Minimu mPrimar

y Combustio n Chambe

r Temperatur

e HR A ° F 1,73 4 1,50 7 Minimu mSecondar

y Combustio n Chambe

r Temperatur

e HR A ° F 1,84 9 1,886 Emergenc y Safet

y Ven t Positio n Instantaneou s 

## - TR V Open Surge Ven t Open TR V Open Maximu mBaghous e Inle t Temperatur

e HR A o p 420 43 4 Maximu mBa g Lea

k Detector Outpu t 1 0 seconds % o f scale > 3 0 % fo r 6 minute s > 15 % fo r 1 2 minute s Minimu mCarbo n Feedrat e HR A lb/h r 

## - 6. 2 Minimu mCarbo n Feede

r Exi t Pressur e Instantaneou s psi g 

## - 4 Maximu mCarbo n Carrier Ga s Suppl y Pressur

e Instantaneou s in . w.c . 

## - 1 Maximu mStac

k Ga s Flo w Rat

e HR A acf m 15,14 7 38,08 6 Stac k Ga s Carbo n Monoxid e Concentratio n HR A ppmd v @ 7 % 0 2 10 0 10 0 Minimu mSorben

t Fee dRat e HR A Lb/l b C1 2 1.76 1.0 1 Minimu mCarrier

Flui dFlo w Rat

e HR A Gal/l b C1 2 1.7 0 1.6 1 Notes : HR A = Hourl y Rollin g Averag e

HR T = Hourl y Rollin g Tota l 12-HR T = 12-Hou r Rollin g Tota l TR V = Therma l Relie f Ven t

6Maximu m As h Feedrat e - Th e as h concentratio n o f eac h wast e fee di s determine di n accordanc e wit h th e Feedstrea mAnalysi s Plan . Th e CM S use s th e waste as h concentratio n an dth e continuousl y monitore dwast e feedrat e t o calculat e the as h feedrat e o f eac h wast e stream . I f th e 12-hou r

rollin g tota l (12

- HRT ) o f

th e combine d as h feedrat e meet s o r exceed s it s limit , a

n AWFC O interloc k i s triggered . Maximu m Chlorine/Chlorid e Feedrat e - Th e chlorine/chlorid e concentratio n o f eac h waste fee di s determine di n accordanc e wit h th e FeedstreamAnalysi s Plan . Th e CM S use s th e chlorine/chlorid e concentratio n an dth e continuousl y monitore dwast e feedrate t o calculat e th e chlorine/chlorid e feedrate o f eac h waste stream . I f

th e 12-HR T o f

th e combine dchlorine/chlorid e feedrat e meet s o r exceed s it s limit , a

n AWFC O interloc k

i s triggered . Maximu m Mercur y Feedrat e - Th e concentratio n o f mercur y i n eac h wast e fee d i s determine di n accordanc e wit h th e Feedstrea mAnalysi s Plan . Th e CM S use s th e mercur y concentratio n an dth e continuousl y monitore dwaste feedrat e t o calculat e the mercur y o f eac h wast e stream . I f

th e 12-HR T o f

th e combine dLV M feedrat e meet s o r

exceed s it s limit , a n AWFC O interloc k i s triggered . Maximu m SV M Feedrat e - Th e concentration s o f cadmiu man dlea di n eac h waste fee di s determine di n accordanc e wit h th e Feedstrea mAnalysi s Plan . Th e semivolatil e metal s (SVM ) concentratio n i n eac h waste streami s th e su mo f thes e meta l concentrations . Th e CM S use s th e SV M concentratio n an dth e continuousl y monitore d wast e feedrat e t o calculat e th e SV M feedrat e o f eac h wast e stream . I f

th e 12-HR T o f

th e combine dSV M feedrat e meet s o r exceed s it s limit , a n AWFC O interloc k

i s triggered . Maximu m Tota l LV M Feedrat e - Th e concentration s o f arsenic , beryllium , an d chromiu mi n eac h waste fee di s determine di n accordanc e wit h th e Feedstrea m Analysi s Plan . Th e lo w volatil e metal s (LVM ) concentratio n i n eac h waste strea mi s the su mo f

thes e meta l concentrations . Th e CM S use s th e LV M concentratio n an d th e continuousl y monitore dwaste feedrat e to calculat e the L V M feedrate o f

eac h wast e stream . I f th e 12-HR T o f

th e combine dLV M feedrat e meet s o r

exceed s it s limit , a n AWFC O interloc k i s triggered .

7Maximu m Pumpabl e LV M Feedrat e - Th e LV M feedrat e frompumpabl e wast e feedstream s ar

e summe dto obtai n the combine dpumpabl e LV M feedrate . I f th e 12-HR T pumpabl e LV M feedrat e meet s o r exceed s it s limit , an AWFC O interloc k i s triggered . Maximu m Primar y Combustio n Chambe r Pressur e - Th e primar y chamber s fo r Unit s 2 an d 3 ar

e totall y sealed . Bot h th e fee dan ddischarg e end s o f th e kil n (Uni t 4 ) ar e equippe d wit h an ai r

pressurize ddoubl e sea l syste mtha t i s comprise d o f stee l sprin g plate s wit h self-lubricatin g sea l shoes . Fugitiv e emission s ar e prevente db y thes e measure s an dth e negativ e primar y combustio n chambe r pressur e maintaine d b y th e I D fan . A n AWFC O interloc k wil l b e triggere di f

th e primar y combustio n chambe r pressure meet s o r

exceed s th e maximu mlimi t (0. 0 in . w.c . gauge ) fo r

greater than five seconds . Continuou s vide o surveillanc e o f th e combustio n chambe r exterio r i s utilize dto determin e i f a n AWFC O cause db y hig h primar y combustio n chambe r pressure correspond s wit h fugitiv e emissions . Ther e mus t

b e visua l evidenc e o f

fugitiv e emission s fromth e primar y combustio n chambe r fo r apositiv e pressure event t o b e considere d a n exceedance . Minimu m Primar y Combustio n Chambe r Temperature - Th e temperature o f combustio n ga s insid e the primar y chambe r i s monitore db y redundan t thermocouples . I f

th e hourl y rollin g averag e (HRA ) primar y combustio n chambe r temperature meet s o r

exceed s it s limit , a n AWFC O interloc k i s triggered . Minimu m Secondar

y Combustio n Chambe r Temperatur e - Th e temperature o f combustio n ga s insid e th e secondary chambe r i s monitore db y redundan t thermocouples . I f

th e HR A secondary combustio n chambe r temperature meet s o r exceed s it s limit , a n AWFC O interloc k i s triggered . Emergenc

y Safet y Ven tPositio n - Eac h incinerator' s secondary combustio n chambe r i s equippe dwit h an emergenc y stac k an demergenc y safet y ven t (ESV) , whic h i s als o referre dt o a s th e therma l relie f

ven t (TRV) . Th e TR V allow s ho t combustio n ga s t o ven t fromth e combustio n syste mdurin g certai n scenario s t o protec t th e downstrea mAPC S fromexcessiv e temperature situations . Uni t 4 i s als o equippe dwit h asecon dES V locate da t th e kil n face . Thi s ES V i s referre dt o as th e surg e ven t

an d provide s emergenc y pressure relie f o f the kiln . T o minimiz e excessiv e emission s durin g a n ES V opening , th e outpu t fromth e ES V positio n

8transmitte r i s interlocke dwit h the AWFC O system . I f th e ES V positio n i s detecte das open , a n AWFC O interloc k i s triggered .

• Maximu m Baghouse Inle tTemperature - Fo r

Unit s 2 an d3 , th e baghous e inle t temperature (i.e. , spray drye r absorbe r

exi t ga s temperature ) i s continuousl y monitore db y athermocouple . Uni t 4 i s equippe dwit h redundan t thermocouple s a t the exi t o f eac h SDA . I f

th e HR A baghous e inle t temperature meet s o r

exceed s it s limit , an AWFC O interloc k wil l occur .

• Maximu m Ba g Lea k Detecto r Outpu t- A triboelectri c senso r i s locate di n the duc t downstrea mo f

the I D fa n an dcontinuousl y monitor s th e relativ e particulat e matter loadin g o f

th e gas . A n AWFC O interloc k wil l b e triggere di f

th e ba g leak detecto r outpu t remain s a

t o r abov e i t high-hig h setpoin t

fo r th e duratio n o f

th e alar mdela y time .

• Minimu m Carbo n Feedrat e - Powdere dactivate dcarbo n i s ai r injecte dint o th e plenu mimmediatel y upstreamo f th e Uni t 4 baghouses . A calibrate dfeede r i s use dto continuousl y monito r th e additio n rate o f

carbo n to th e carbon-ai r stream . I f the HR A carbo n feedrat e meet s o r exceed s it s limit , an AWFC O interloc k i s triggered .

• Carbo n Injectio n Syste m Operatin g Pressure s - Th e Uni t

4 carbo n injectio n syste mi s equippe dwit h ahig h leve l pressur e switc h locate dbetwee n th e carbo n feede r an dth e eductor . A lo w leve l pressur e switc h i s locate ddownstrea mo f th e blowe r tha t supplie s ai r

as th e carbo n carrie r

fluid . Bot h pressure switche s hav e tw o setpoints , whic h defin e th e permissibl e operatin g rang e a t eac h location . Thes e setpoint s ar

e interlocke dwit h AWFC O system .

• Maximu m Stac

k Gas Flowrat

e - Th e pressur e dro p acros s apito t tub e locate di n th e exhaus t

stac k i s utilize dto continuousl y monito r th e stac k

ga s flowrate . I f

th e H R A stac k

ga s flowrat e meet s o r exceed s i t

limit , an AWFC O interloc k i s triggered .

• Maximu m Stack Gas Carbo n Monoxid e Concentratio n - Th e CEM S continuousl y sample s an danalyze s stac k ga s fo r th e concentration s o f carbo n monoxid e (CO) , an dmoistur e usin g amulticomponen t infrare dphotometer . Th e oxyge n concentratio n o f th e sample dga s i s analyze dsimultaneousl y usin g a

9zirconiu moxid e analyzer . A back-u p zirconiu moxid e O 2 analyze r als o monitor s stac k ga s O 2 concentration . Thes e dat aar e use dt o calculate dth e stac k ga s C O concentratio n o n adr y basis , correcte dt o 7 % O2 . I f th e C O concentratio n meet s o r exceed s th e HW C MAC T emissio n standard fo r C O (10 0 pp mdr y volume , correcte dto 7 % oxygen) , an AWFC O interloc k i s triggered .

1 02.

0 AWFC O OPERABILIT Y TES T PROCEDURE S Th e AWFC O interlock s ar e teste d bi-weekly , as weekl y testin g woul dundul y interfer e wit h operations , caus e excessiv e downtime , an dsubstantiall y increas e operatin g costs . Testin g o f

th e AWFC O syste mi s atime-consumin g an dmanpowe r intensiv e process . Th e curren t

testin g progra mha s bee n i n plac e unde r th e RCR A permi t

fo r anumbe r

o f year s an dha s prove n t o b e adequat e i n detectin g problems . AWFC O syste moperabilit y testin g i s conducte db y manuall y simulatin g inpu t o f proces s condition s to th e programmabl e logi c controlle r (PLC) . Th e simulate dinpu t fo r eac h OP L wil l b e se

t outsid e o f

limit s to trigge r

the AWFC O interloc k an dassociate dalarms . Th e poin t

a t whic h th e simulate dinpu t activate s th e contro l logi c fo r th e closur e o f

the waste fee dbloc k

valve s wil l b e observe dan ddocumented . Wast e fee dvalve s wil l no t actuall y clos e durin g AWFC O testing . I n additio n to thi s AWFC O syste mcontro l logi c testing , th e functionalit y o f th e wast e fee dbloc k

valve s ar

e confirme ddurin g startups , shutdowns , actua l AWFC O conditions , an dwhe n transitionin g to an dfromwar mstand

b y mod e Test s o f th e AWFC O syste minterlock s an dassociate dalarm s ar e documente da n a AWFC O Testin g Lo g an dar e maintaine dseparatel y as par t o f th e unit' s operatin g record .

1 13. 0 RESPONC E T O A N AWFC O EVEN T Whil e a n AWFC O even t wil l trigge r

an alarm , an dautomaticall y (an dimmediately ) cutoff wast e fee dto th e incinerator , th e other portion s o f

th e incinerato r

syste mwil l remai n operationa l an dfunctionin g (th e APCS , CEMS , etc) . Combustio n chambe r temperature s wil l b e maintaine do n natura l ga s firedto th e mai n burners , i f possible . A n AWFC O event

i s initiate di n th e followin g manner : 1 ) A n alar mi s activate d a t aleve l belo w th e permi t limi t i n th e cas e o f

a maximu mlimi t

o r abov e th e permi t

limi t i n th e cas e o f

aminimu moperatin g condition . Thi s alar mindicate s tha t th e syste mi s approachin g aregulator y se t point . Th e alar mals o indicate s apotentia l malfunction . 2 ) A t thi s point , th e operato r review s th e situatio n an dtake s actio n t o correc t th e situation , u p t o an dincludin g amanua l shutdow n o f th e affecte dsystem . Thes e correctiv e action s wil l b e consisten t wit h th e Startup , Shutdown , an d Malfunctio n Pla n (SSMP) . 3 ) I f th e correctiv e action s taken ar e no t effective , an dth e operatin g paramete r reache s it s permi t

limi t o r apermi t

preemptiv e se

t point , an AWFC O i s initiated . A n AWFC O Lo g for mwil l b e use dto documen t th e event . I f an AWFC O event

correspond s wit h a n exceedanc e whil e hazardou s wast e remain s i n th e combustio n chamber , i t mus t b e determine di f

th e event

meet s th e regulator y definitio n o f

amalfunction . I f

suc h an even t

i s amalfunction , amalfunctio n recordkeepin g for mwil l b e used . Regardles s o f whether th e hazardou s wast e residenc e tim e ha s transpired , i f

there i s an exceedanc e tha t correspond s wit h an AWFC O even t th e followin g action s wil l b e taken :

• Investigat e th e caus e o f th e AWFCO ; • Tak e appropriat e correctiv e measure s t o minimiz e futur e AWFCOs ; an d

• Recor dth e findings an dcorrectiv e measure s i n th e operatin g record . Afte r an AWFC O ha s occurred , al l operatin g parameter s mus t b e withi n limit s prio r t o restartin g hazardou s wast e feeds .

1 23. 1 Reportin g Requirement s Fo r eac h se t o f ten 1 exceedance s o f

a n emissio n standard o r operatin g paramete r

limit , an deac h exceedanc e occur s whil e hazardou s waste remain s i n th e combustio n chamber , awritte n repor

t wil l b e submitte d b y Veoli at o th e Illinoi s Environmenta l Protectio n Agenc y (IEPA) . Th e writte n repor t wil l b e submitte d withi n five calenda r day s o f th e tenth 1 exceedanc e an d wil l documen t th e exceedance s an d result s o f th e investigatio n an d correctiv e measure s taken .

1 Exceedance s occurrin g durin g malfunctio n ar e not include di n thi s tally . The Startup , Shutdown , and Malfunctio n Plan summarize s th e reportin g requirements associated wit h exceedance s occurrin g durin g malfunctions . 1 34.0 MANUA L WAST E FEE D CUT-OF F PROCEDURE S I f a n AWFC O interloc k fail s t o cutof

f th e fee do f

hazardou s wast e t

o th e incinerator , th e operato r wil l manuall y cutof

f al l waste feed s t o th e incinerato r i n aquic k

an dsaf e manner . Thi s respons e i s consisten t wit h th e procedur e prescribe db y th e SSM P an dwil l b e documente do n amalfunctio n recordkeepin g form . Th e Program of Corrective Actions for

Malfunctions, Attachmen t 4 to th e SSMP , wil l b e followe dfo r th e restorin g th e AWFC O system .

1 4