ML17335A555
| ML17335A555 | |
| Person / Time | |
|---|---|
| Site: | Cook  |
| Issue date: | 10/12/1999 |
| From: | RENCHECK M W INDIANA MICHIGAN POWER CO. |
| To: | NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM) |
| Shared Package | |
| ML17335A556 | List: |
| References | |
| C1099-07, NUDOCS 9910190254 | |
| Download: ML17335A555 (11) | |
Text
CATEGORY1REGULATYINFORMATIONDISTRIBUTIOSYSTEM(RIDS)ACCESSIONNBR:9910190254DOC.DATE:99/10/12NOTARIZED:YESDOCKET¹FACIL:50-315DonaldC.CookNuclearPowerPlant,Unit1,IndianaM0500031550;3)6DonaldC.CookNuclearPowerPlant,Unit2,IndianaM05000316AUTHNAA'4EAUTHORAFFILIATIONRENCHECK,M.W.IndianaMichiganPowerCo.(formerlyIndiana8MichiganEle.RECIP.Ni4KERECIPIENTAFFILIATIONRecordsManagementBranch(DocumentControlDesk)
SUBJECT:
ApplicationforamendstolicensesDPR-585DPR-74,revisingTSSurveillanceRequirement4.6.2.2.dforsprayadditivesystorelocatedetailsassociatedwithacceptancecriteria5testparameterstoassociatedTSBases.DISTRIBUTIONCODE:AOO1DCOPIESRECEIVED:LTRiENCLISIZE:+TITLE:ORSubmittal:GeneralDistributionNOTES:ERECIPIENT'DCODE/NAMEBARNHILL,ESCCOPIESLTTRENCL1111RECIPIENTIDCODE/NAMESTANG,JCOPIESLTTRENCL110INTERNA0NRR/DSSA/SRXBOGC/RPEXTERNAL:NOAC111110NRR/DSSA/SPLBNUDOCS-ABSTRACTNRCPDR,111'111DU'ENOTETOALL"RIDS"RECiPIENTS:PLEASEHELPUSTOREDUCEWASTE.'TOHAVEYOURNAMEORORGANIZATIONREMOVEDFROMDISTRIBUTIONLISTSORREDUCETHENUMBEROFCOPIESRECEIVEDBYYOUORYOURORGANIZATIONSCONTACTTHEDOCUMENTCONTROLDESK(DCD)ONEXTENSION415-2083TOTALNUMBEROF.COPIESREQUIRED:LTTR10ENCL' atW Indianah'lichigan,PowerCompanyCookwcdearRantOneCockRaceBridgnen,Ml491066164666901INQIAlMNICNIGQNPOWlMOctober12,1999C1099-0710CFR50.90DocketNos.:50-31550-316U.S.NuclearRegulatoryCommissionATTN:DocumentControlDeskMailStop0-P1-17Washington,DC20555-0001DonaldC.CookNuclearPlantUnits1and2TECHNICALSPECIFICATIONCHANGEREQUESTSPRAYADDITIVESYSTEMSURVEILLANCEREQUIREMENTPursuantto10CFR50.90,IndianaMichiganPowerCompany(1&M),theLicenseeforDonaldC.CookNuclearPlant(CNP)Units1and2,proposestoamendAppendixA,TechnicalSpecifications(T/S),ofFacilityOperatingLicensesDPR-58andDPR-74.I&MproposestoreviseT/SSurveillanceRequirement4.6.2.2.dforthesprayadditivesystemtorelocatethedetailsassociatedwiththeacceptancecriteriaandtestparameterstotheassociatedT/SBases.Additionally,certainadministrativetextformatchanges'realsobeingproposed.I&MrequestsapprovalofthisrequestbyDecember10,1999,tosupportactivitiesassociatedwiththerestartofUnit2.I&Misadoptingtheapproach,establishedinNUREG-1431,"StandardTechnicalSpecifications,WestinghousePlants,Specifications,"Revision1,fortheassociatedrequirement.RelocatingtheinformationtotheT/SBasespermitsthevaluestobecontrolledundertheprovisionsof10CFR50.59.I&Mhasidentifiedthatsuchachangemaybeneededtopermitimplementationofaplantmodificationthatimprovesthetestingcapabilityforthecontainmentspraypumps.FRplTheexistingplantdesigndoesnotpermittestingthecontainmentspraypumpsatthedesignflowrateandresultsinoperationofthepumpsatsignificantlyreducedflow,resultinginincreasedpumpvibrationlevels.Completionofthemodificationwillprovideimprovedtestingcapabilitybypermittingtestingatthedesignflowrate.However,thismodificationisalsoexpectedtoprecludeestablishingthecurrentlyspecifiedcontainmentspraypumpdischargepressuretestpointandmayaffectthecurrentlyspecifiedtestacceptancecriteria.Thisamendmentwillpermittimelymodificationsoftherelocatedparametersundertheprovisionsof10C('rr9'iOi9025499iOi2PDRADQCK050003i5pPDRAEPrAmerica'sEnergi'arlner U.S.NuclearRegulatoryCommission'Page2C1099-0750.59.Ifthisamendmentrequestisapproved,ISLAMrequestsa30-dayimplementationperiodfromthedateofissuance.Attachment1providesadescriptionandsafetyanalysistosupporttheproposedchanges.Attachments2Aand2Bprovidemarked-upT/SpagesforUnit1andUnit2,respectively.Attachments3Aand3BprovidetheproposedT/SpageswiththechangesincorporatedforUnit1andUnit2,respectively.Attachment4describestheevaluationperformedinaccordancewith10CFR50.92(c),whichconcludesthatnosignificanthazardisinvolved.Attachment5providestheenvironmentalassessment.Oneprevioussubmittal,AEP:NRC:433QdatedDecember3,1998,affectsUnit2T/Spage3/46-12thatissubmittedinthisrequest.Theprevioussubmittaldeletesanobsoletefootnoteassociatedwithcertain18-monthsurveillancerequirementsthatweredelayeduntilarefuelingoutagescheduledtobegininAugust,1994.TheT/Spagesinattachments2Band3Bdonotreflectthecliangeproposedintheprevioussubmittal.I&MwillcoordinatechangestothepageswiththeNRCProjectManagertoensureproperT/Spagecontrolwhentheassociatedlicenseamendmentrequestsareapproved.Nocommitmentsareidentifiedinthissubmittal.CopiesofthisletteranditsattachmentsarebeingtransmittedtotheMichiganPublicServiceCommissionandMichiganDepartmentofPublicHealth,inaccordancewiththerequirementsof10CFR50.91.Shouldyouhaveanyquestions,pleasecontactMr.RobertC.Godley,DirectorofRegulatoryAffairs,at(616)466-2698.Sincerely,SWORNTOANDSUBSCRIBEDBEFOREMEP;~/MichaelW.RencheckVicePresidentNuclearEngineeringTHI=DAYONotaryubc1999PATRJCJAA.EDDJE>dmsAttachmentsMyCommissionExpires8YCRQgg8YCggfgg~~g@OC5}Qop,gg r3NU9.ANJl)A'N@ONfu~~34~5Nl%l'@%5%M~~"~~'At&5Wggs+Q<g~a'I U.S.NuclearRegulatoryCommission'age3C1099-07J.E.Dyer,'/attachmentsMDEQ-DW2RPD,w/attachmentsNRCResidentInspector,w/attachmentsR.Whale,w/attachments ATTACHMENT1TOC1099-07DESCRIPTIONANDSAFETYANALYSISFORTHEPROPOSEDCHANGESA.SummaryoftheProposedChangesIndianaMichiganPowerCompany(I&M),theLicenseeforDonaldC.CookNuclearPlant(CNP)Units1and2,proposestoamendAppendixA,TechnicalSpecifications(T/S),ofFacilityOperatingLicensesDPR-58andDPR-74.I&MproposestoreviseT/SSurveillanceRequirement(SR)4.6.2.2.dforthesprayadditivesystemtorelocatethedetailsassociatedwiththeacceptancecriteriaandtestparameterstotheassociatedT/SBases.Additionally,certainadministrativetextformatchangesarealsobeingproposed.TheproposedchangesaredescribedindetailinSectionEofthisattachment.T/SpagesthataremarkedtoshowtheproposedchangesareprovidedinAttachments2Aand2BforUnit1andUnit2,respectively.Notethatthesepagesmayr'eflectformattingthatdiffersslightlyfromthecurrentpages.Theseformatchangesareintendedtoimproveappearanceandarenotintendedtointroduceotherchanges.TheproposedT/Spages,withthechangesincorporated,areprovidedinAttachments3Aand3BforUnit1andUnit2,respectively.B.DescriptionoftheCurrentRequirementsIT/SSR4.6.2.2.drequiresthatatleastonceevery5years,thewaterfiowfromthesprayadditivetanktestlinetoeachcontainmentspraysystem(CTS)beverifiedtobegreaterthanorequalto20gallonsperminute(gpm)andlessthanorequalto50gpm.Thissurveillancerequiresthistesttobeperformedwhenthespraypumpisoperatingonrecirculationwithapumpdischargeheaderpressuregreaterthanorequalto255poundspersquareinchgauge(psig).C.BasesfortheCurrentRequirementsThepurposeofthesprayadditivesystemflowrateSR4.6.2.2.distoensurethatthecorrectpHlevelisestablishedintheboratedwatersolutionprovidedbytheCTS.ThissurveillancerequirementprovidesassurancethatthecorrectamountofsodiumhydroxidewillbemeteredintotheflowpathuponCTSinitiation.ProperpHisimportantforpost-accidentiodinescrubbingbytheCTSandforminimizingcorrosioneffectsoncomponentswithinthecontainment.Thevaluesforthetestparametersandacceptancecriteriaarebasedonhydrauliccharacteristicsofthepipingsystemandthenecessarypost-accidentcontainmentspraypHlevels.D.NeedforRevisionoftheRequirement Attachment1toC1099-07Page2Currentplantdesigndoesnotpermittestingthecontainmentspraypumpsatthedesignflowrate.Theflowcapabilityduringtestingjslimitedbythesizeofthepipingprovidingthefiowpathduringrecirculation.Thislimitationrequiresoperatingthepumpsunderlowflowconditionsandresultsinincreasedlevelsofpumpvibrationduringthetest.OperatingthepumpsinthismannerisundesirablebecauseitcanresultinpumpvibrationexceedingtheASMEcodelimitation,andcanpotentiallycontributetolongtermdegradationofthecontainmentspraypumps.Tocorrectthiscondition,aplantmodificationisbeingimplementedtoprovideincreasedflowcapabilityforthecontainmentspraypumpswhentheyareoperatedfortestinginrecirculation.Thismodificationaffectsthehydrauliccharacteristicoftheflowpaththatisusedwhenthepumpsareoperatedfortestingpurposes.Themodificationpermitsthepumpstobetestedatdesignflowratesandisintendedtoeliminatetheundesirablepumpvibrationassociatedwithpumptestingatreducedflow.ThismodificationisexpectedtoprecludeestablishingthecurrentT/Srequiredtestconditionforthecontainmentspraypump'sdischargepressureofgreaterthanorequalto255psigwithoutrequiringsubstantialthrottlingofthepumpsfiow.Throttlingthepumpstoachievethespecifieddischargepressurenegatesthebenefitofthemodificationthatprovidesdesignflowratetestcapability.Reanalysisoftheeffectsofthesprayadditivesystemonthecontainmentsump'spHunderpost-accidentconditionsisalsobeingperformedtoresolveothercontainmentissuesunrelatedtothemodification.Theinitialevaluationindicatesthatanincreasedmaximumflowratefromthesprayadditivetanktothecontainmentsprayflowpathmaybenecessary.RelocationofthetestparametersfromtheT/StotheassociatedT/SBasespermitstimelyrevisionoftheseparameters,asrequired,uponcompletionoftheanalysesandcalculations.E.DescriptionoftheProposedChangesIAMproposestorelocatethetestparametersandtheacceptancecriteriafromT/SSR4.6.2.2.dtotheassociatedT/SBases.Therevisedsurveillancerequirementspecifiesdemonstratingthesprayadditivesystemisoperable,"...byverifyingtheflowratefromthesprayadditivetanktestlinetoeachcontainmentspraysystemwiththespraypumpoperatingonrecirculation."Editorialchangesaremadeintherelocatedparagraphforclarityandforgrammaticalcompleteness.I&Misalsoproposingcertainformatchangesaffectingeachpageincludeminordifferencesinmarginsandtextspacingduetovariationsinwordprocessingandreprographictechnologies.InadditiontherearespecificformatchangesaffectingtheUnit2basespageB3/46-3.Thesespecificchangesinclude(1)theuseofadifferentfontwhichalsoresultsinalteredspacingofthetextonthepageandcontentforeachlineoftext,(2)theuseofhorizontalbarstoseparatethefooterandheaderfromthebodyofthepage,(3)theadditionofnumericalannotation(i.e.,3/4and3/4.6intheheadertextlines),(4)theremovalofunderliningfromthetwolinesofheadertext,(5)thereversalofsequenceanddeletionofablanklinebetweenthe'wolinesofheader
~y~jh'W Attachment1toC1099-07Page3text,(6)theremovalofspacesimmediatelyprecedingandfollowingthehypheninthefootertext,"COOKNUCLEARPLANT-UNIT2,"(7)theadditionoftheword"Page"priortothepagenumber,and(8)theremovaloftheword"NO."followingtheword"AMENDMENT"andpriortothehistoricalandcurrentamendmentnumbers.F.BasesfortheProposedChangesTherelocationofdetailsassociatedwithSR4.6.2.2.disappropriatebecausethesedetailsarenotrequiredtobeintheT/StoprovideadequateprotectionofthepublichealthandsafetyandtheT/Sstillretainstherequirementforsystemoperability.Onlythelocationoftherequirementischanged(T/SBasesversustheT/S).ThecontrolofchangestothesetestingdetailsisalsomodifiedsincechangestotheT/SrequireNRCapprovalwhiletheT/SBasesmaybemodifiedinaccordancewiththeprovisionsof10CFR50.59.Thisapproachprovidesaneffectivelevelofregulatorycontrolandprovidesforamoreappropriatechangecontrolprocess.ChangestotheT/SBasesarecontrolledbytheprovisionsofthe10CFR50.59,"Changes,TestsandExperiments."ThisrevisedSRisconsistentwiththeassociatedrequirement,SR3.6.7.5,inNUREG-1431,"StandardTechnicalSpecifications,Westinghouse.'Plants,Specifications,"Revision1.SR3.6.7.5specifiesneithera.dischargepressure,testvaluenoranyacceptancecriteria.TheImproved'StandardTechnicalSpecification(ISTS)weredevelopedbytheassociatedOwner'sGroupsand>>havebeenacceptedbytheNRCforusebylicenseesinconversiontotheISTS.Thechangesinformatofthetextoneachpageareadministrativeanddonotresultinanychangeintheactualrequirements.G.ImpactonPreviousSubmittalsOneprevioussubmittal,AEP:NRC:433QdatedDecember3,1998,affectsUnit2T/Spage3/46-12thatissubmittedinthisrequest.Theprevioussubmittaldeletesanobsoletefootnoteassociatedwithcertain18-monthsurveillancerequirementsthatweredelayeduntilarefuelingoutagescheduledtobegininAugust,1994.TheT/Spagesinattachments2Band3Bdonotreflectthechangeproposedintheprevioussubmittal.IAMwillcoordinatechangestothepageswiththeNRCProjectManagertoensureproperT/Spagecontrolwhentheassociatedlicenseamendmentrequestsareapproved.