ML17332A722

Proposed Tech Specs Re Allowance of Limited Purge Operation in Modes 1,2,3 & 4 for Pressure Control,Alara & Respirable Air Quality Consideration for Licenses DPR-58 & DPR-74

ML17332A722
Person / Time
Site:	Cook
Issue date:	03/31/1995
From:	INDIANA MICHIGAN POWER CO. (FORMERLY INDIANA & MICHIG
To:
Shared Package
ML17332A721	List: ML17332A720 ML17332A722
References
NUDOCS 9504060201
Download: ML17332A722 (14)

Text

Il/8C~4~4&7~ZGFSuPPcpJD~~~4'SlSyS%M5H4LL,BECg~t-.-g~~iCONTAINMENTSY~SO~rj&oFwc=Cm~rauedfgurcgc~ys(5RC4uj<c27AR;Ple5u~Cadreac.~gulZA>gyCONTAINMENTVBiTILATIONSYST<+~PI<<8<c.h'I<guA<zrp'ods(~ArzWsz~~</~yg~f~guet'vlcc,w&dT~riLIMITINGCONDITIONFOROPERATIONA~8AAiaznd+UM'cTiv'>>I~.3.6o1.7-whes'omorethanonepurgesupplypathandonepurgeexhaustpathshallbeopenatatimeAPPLICABILITY:MODES1,2,3,and4oACTION:&oWithonecontainmentpurgesupplyand/oroneexhaustisolationvalveinoperable,isolatetheaffectedpenetrationbyuseofatleastoneautomaticvalvesecuredintheclosedposition,.and,within72hours,either:2)Restorethe'inoperablevalvetoOPERABLEstatus,or,~.Deactivatetheautomaticvalvesecuredintheclosedposition.b.Operationmaythencontinueuntilperformanceofthenextrequiredvalvetestprovidedthattheautomat'cvalvesecuredintheclosedpositionisverifiedtobedeactivatedintheclosedpositionatleastonceper31days.c.OtherT<se,beinatleastHOTSTA%)BYwithinthenext6hoursandinCOLDSiHFZEOWNwithinthefollowing30hours.d.TheprovisionsofSpecification3.0,4arenotappl'cable.PSURVEILLAfCEREQUIRE%'AATS4.6.1.7.1ThesurveillancerequirementsofTechnicalSpecification3/4.6.3.1apply.0.C.COOK-UNii1OOZINP3/46-9aAmendmentHo.~

CFiiTAZKilSinai..S3hSc.S3/4.6.1.7CONTRAIL~iPURGZAHD~USilSQLA~'ZQHVALV=S~i"sspec"<<icacioaaasuzeshacchacoacsie"pu~esupplyaadexhausciaolacionvalvesazaclosedEozcheaa$oricyoichec'-edur'aoxmaLope~c"oa.o~~O4(VO4u5'~)4~41st~54ems-TheconcaiamencpurgesystemisdesignedinaccordanceWrhcherequir~csoiNRCBranchTechnicalPosicioaCS36-4,Rev.l.Thmfdalades,baadsaae!deIdeedea,eaeaelysdsaeeheIaaeacae/~aaECCSpeioz~ce,aaevaluacioaoicheradiologicalceoueacsoradesignbasisaccideac+hi'e+~Qgj,andlimiciagoperacioacousingnomorechanonesupplypachaadoaeeWauscpachacac""e.Thepurgeisolacionvalveshavebeendemonscracedcapableoiclosiagaga~cchedynamiaiozcesassooiacedsichaloss-oi-coolaacaccideacaadaassuredoireceivtagaConcainmencVeacQacioaIsolacioasi~a&re-coalTheuSeoPchepressuzezeliei(veac)lineisallayedforcoacainmeacpressurecoaczol+Opsyqeyd>>'ld>>)7/~de~QPgtAi+~~T'yg@QQTQPlhPPorrP~cssut'e~40>PAlAR+)~+qc5Pic.A8LtAIRQgAc.oqCM5lb~~zg~~Pcd'sent)<IcnAkg)hh6&'urgci~wc<hemic,~d.vn~h~mce,~4@i'T>ehupW29~4~~~CECA.ge0C~~c4,tlatlT~oak-k~ohuadzeo-(-M@-a%>>eeV1>>>>>>\~~elt u8~I%(

CONTAINMENTSYSTEMSCONTAINMENTVENTILATIONSYST~eC'mar~r+ue<CSuPrf~p/a+57~yp.jsifa~c8eCc.os~~N~~d4~4riWoa'HdCo&TAi&W~7P~escsVsr~isa~uj~s74-p~<<i~<>,gayZMpl~BM'lpyugc.l>yp~sja~ari~~arlnaf~fy>&rd+SuiVcsl/cWC8geSM5IITNGCONDITIONFOROPERATON'~4(g~urpfeil~dACvlJ(TIES'.3.6.1.7Nomorethanonepurgesupplypathandonepurgeexhaustpathshallbeopenatatime.~CTION:a.Withonecontainmentpurgesupplyand/oroneexhaustisolationvalveinoperable,isolatetheaffectedpenetrationbyuseofatleastoneautomaticvalvesecuredintheclosedposition,and,within72hours,either:1)RestoretheinoperablevalvetoOPERABLEstatus,or,2)Deactivatetheautomaticvalvesecuredintheclosedposition.b.Operationmaythencontinueuntilperformanceofthenextrequiredvalvetestprovidedthattheautomaticvalvesecuredintheclosedpositionisverifiedtobedeactivatedintheclosedpositionatleastonceper31days.c.Otherwise,beinatleastHOTSTANDBYwithinthenext6hoursandinCOLDSHUTDOWNwithinthefollowing30hours.d.TheprovisionsofSpecification3.0.4arenotapplicable.SURV~LANCEREUREMENTS4.6.1.7.1ThesurveillancerequirementsofTechnicalSpecification3/4.6.3.1apply.COOKNUCLEARPLANT-UNIT23/46-9aAMENDMENTNO.~

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3LSZST?LL5spec~~enslwasChaCh4cmt~ep~aggypgy~czhaustDaQt~~valv~L-.Sc14ecL14xK~Ama/oxgoltheMdl=~~cawn.4JO~Vg(Og.lJ5Thecont~eatpuzgasystemisdesigned~accoxdanceM&thezaqMxaneats.,ofICStanchTe~calPos"t'oaCS3&-4,Res.1-Th&~alaiss,bntisnat~4tecEta,sntnslysma8tbsinptatafpg+an~ECCSpa@oznanca,anevaluacfanolthlExadialogca3.ccnuscquencesoia,Sationbasissatiitntnbiapg~ann'imLtwgpj'sapsxst'antaue~gaomoxathanonesapplfpathanceoneexhaustpathatat~e.MeyazgaBola~vaheshavebeendecnstatescayabl.aotcLosMgagent2adye"I'4foxcasassawtactvLtha14ssw{<ookanta+BentandaxeasauzecLofxecatvtagaCcnta'~artVen~~MonLloLa&cnsX~g$flvh~~galQS4Ot.thepxessuzezaLiaZ(vent)LfaeWaLicvedfoxcon~~eatpxassaecan~1.04~5~~~,am~~~6W&Pmrpommerasplro.W.oi<<u.oui<c.~sibi~g.~,~~~~~~~L~~~~~5AAlI~~S~<<ciIImCe<c~~md~a~M~c.ea.d-ivnieQgP>o~>~~~rrrr~D.C.""CX-GZZAlleged"I@fit't0,~

ATTACHMENT3TOAEP:NRC:1185PROPOSEDREVISEDTECHNICALSPECIFICATIONPAGES 3/4LIMITINGCONDITIONSFOROPERATIONANDSURVEILI.ANCEREQUIREMENTS3/4.6CONTAINMENTSYSTEMSCONTAINMENTVENTILATIONSYSTEMLIMITINGCONDITIONFOROPERATION3.6.1.7Thecontainmentpurgesupplyandexhaustsystemshallbeclosedexceptwhenoperationofthecontainmentpurgesystemisrequiredforpressurecontrol,ALARA,andrespirableairqualityconsiderationsforpersonnelentry,andforsurveillancetestingandmaintenanceactivities.Nomorethanonepurgesupplypathandonepurgeexhaustpathshallbeopenatatime.APPLICABILITY:MODES1,2,3,and4.ACTION:Withonecontainmentpurgesupplyand/oroneexhaustisolationvalveinoperable,isolatetheaffectedpenetrationbyuseofatleastoneautomaticvalvesecuredintheclosedposition,and,within72hours,either:1)RestoretheinoperablevalvetoOPERABLEstatus,or,2)Deactivatetheautomaticvalvesecuredintheclosedposition.b.Operationmaythencontinueuntilperformanceofthenextrequiredvalvetestprovidedthattheautomaticvalvesecuredintheclosedpositionisverifiedtobedeactivatedintheclosedpositionatleastonceper31days.Otherwise,beinatleastHOTSTANDBYwithinthenext6hoursandinCOLDSHUTDOWNwithinthefollowing30hours.d.TheprovisionsofSpecification3.0.4arenotapplicable.SURVEILLANCEREUIREMENTS4.6.1.7.1ThesurveillancerequirementsofTechnicalSpecification3/4.6.3.1apply.COOKNUCLEARPLANT-UNIT1Page3/46-9a J~~~

3/4BASES3/4.6CONTAINMENTSYSTEMS3/4.6.1.7CONTAINMENTPURGEANDEXHAUSTISOLATIONVALVESThisspecificationensuresthatthecontainmentpurgesupplyandexhaustisolationvalvesareclosedforthemajorityofthetimeduringnormaloperation.ItallowsforcontainmentPURGINGtosupportpressurecontrol,ALARA,andrespirableairqualityconsiderationsforpersonnelentry,andforsurveillancetestingandmaintenanceactivitiesupto240hourseachyearforeachunit.ThecontaintnentpurgesystemisdesignedinaccordancewiththerequirementsofNRCBranchTechnicalPositionCSB64,Rev.1.Thisincludes,butisnotlimitedto,ananalysisoftheimpactofPURGINGonECCSperformance,anevaluationoftheradiologicalconsequencesofadesignbasisaccidentwhilePURGING,andlimitingPURGEoperationtousingnomorethanonesupplypathandoneexhaustpathatatime.Thepurgeisolationvalveshavebeendemonstratedcapableofclosingagainstthedynamicforcesassociatedwithaloss-of-coolantaccidentandareassuredofreceivingaContainmentVentilationIsolationsignal.Therefore,theSITEBOUNDARYdoseguidelinesof10CFR100wouldnotbeexceededintheeventofanaccidentduringcontainmentPURGINGoperations.Theuseofthepressurerelief(vent)lineisallowedforcontainmentpressurecontrol.COOKNUCLEARPLANT-UNIT1PageB3/46-2a<WIENDliIENT66 V~

tt3/4LIMITINGCONDITIONSFOROPERATIONANDSURVEILLANCEREQUIREMENTS3/4.6CONTAINMENTSYSTEMSCONTAINMENTVENTILATIONSYSTEMLIMITINGCONDITIONFOROPERATION3.6.1.7Thecontainmentpurgesupplyandexhaustsystemshallbeclosedexceptwhenoperationofthecontainmentpurgesystemisrequiredforpressurecontrol,ALARA,andrespirableairqualityconsiderationsforpersonnelentry,andforsurveillancetestingandmaintenanceactivities.Nomorethanonepurgesupplypathandonepurgeexhaustpathshallbeopenatatime.APPLICABILITY:ACTION:MODES1,2,3,and4.a.Withonecontainmentpurgesupplyand/oroneexhaustisolationvalveinoperable,isolatetheaffectedpenetrationbyuseofatleastoneautomaticvalvesecuredintheclosedposition,and,within72hours,either:1)RestoretheinoperablevalvetoOPERABLEstatus,or,2)Deactivatetheautomaticvalvesecuredintheclosedposition.b.Operationmaythencontinueuntilperformanceofthenextrequiredvalvetestprovidedthattheautomaticvalvesecuredintheclosedpositionisverifiedtobedeactivatedintheclosedpositionatleastonceper31days.c.Otherwise,beinatleastHOTSTANDBYwithinthenext6hoursandinCOLDSHUTDOWNwithinthefollowing30hours.d.TheprovisionsofSpecification3.0.4arenotapplicable.SURVEILLANCEREUIREMENTS4.6.1.7.1ThesurveillancerequirementsofTechnicalSpecification3/4.6.3.1apply.COOKNUCLEARPLANT-UNIT2Page3/46-9a 3/4BASES3/4.6CONTAINMENTSYSTEMS3/4.6.1.7CONTAINMENTPURGEANDEXHAUSTISOLATIONVALVESThisspecificationensuresthatthecontainmentpurgesupplyandexhaustisolationvalvesareclosedforthemajorityofthetimeduringnormaloperation.ItallowsforcontainmentPURGINGtosupportpressurecontrol,ALARA,andrespirableairqualityconsiderationsforpersonnelentry,andforsurveillancetestingandmaintenanceactivitiesupto240hourseachyearforeachunit.ThecontainmentpurgesystemisdesignedinaccordancewiththerequirementsofNRCBranchTechnicalPositionCSB64,Rev.1.Thisincludes,butisnotlimitedto,ananalysisoftheimpactofPURGINGonECCSperformance,anevaluationoftheradiologicalconsequencesofadesignbasisaccidentwhilePURGING,andlimitingPURGEoperationtousingnomorethanonesupplypathandoneexhaustpathatatime.Thepurgeisolationvalveshavebeendemonstratedcapableofclosingagainstthedynamicforcesassociatedwithaloss-of-coolantaccidentandareassuredofreceivingaContainmentVentilationIsolationsignal.Therefore,theSITEBOUNDARYdoseguidelinesof10CFR100wouldnotbeexceededintheeventofanaccidentduringcontainmentPURGINGoperations.Theuseofthepressurerelief(vent)lineisallowedforcontainmentpressurecontrol.COOKiiUCLEARPLANT-UNIT2PageB3/46-2aAivtEiIDiMENT47.