ML18037A035

Forwards Responses to SER Open Items 91 & 97.W/three Proprietary Oversize Drawings.Aperture Cards Available in Central Files

ML18037A035
Person / Time
Site:	Nine Mile Point
Issue date:	09/13/1984
From:	MANGAN C V NIAGARA MOHAWK POWER CORP.
To:	SCHWENCER A Office of Nuclear Reactor Regulation
Shared Package
ML17054B008	List: ML18037A035
References
(NMP2L-0159), (NMP2L-159), NUDOCS 8409180359
Download: ML18037A035 (36)

Text

jREGULATOR-INFORMATIONDISTRIBUTIONSTEM(RIDS)ACCESSIONNBR:80091SO359DOC.DATE:Gu/09/13NOTARIZED;YESDOCKET¹FACIL!50410NineMilePointNuclearStation~Unit2gNiagaraMoha05000010AUTH~NAME-AUTHORAFFILIATIONMANGANgC~VSNiagaraMohawk,PowerCorp.RECIPNAME.RECIPIENTAFFILIATION',.SCHNENCERgA~Licensing.Branch2

SUBJECT:

ForwardsresponsestoSEROpenItems91897AN/three'versizedrawings+AperturecardsavailableinCentral-Files.DISTRIBUTIONCODE:8001DCOPIESRECEIYEO:LTRgENCL~SIZEegTITLE:LicensingSubmittal:PSAR/FSARAmdtsLRelatedCorrespondenceNOTES:PNL1cyFSAR'SLAMDTSONLY'5000410RECIPIENTIOCODE/NAME'RR/DL/ADLNRRLB2LAINTERNAL:ADM/LFMBIEFILEIE/DEPER/IRB35NRR/DE/AEABNRR/OE/EHEBNRR/OE/GB28NRR/DE/MTEB17NRR/DE/SGEB25NRR/DHFS/LQB32NRR/DL/SSPBNRR/DSI/ASBNRR/DSI/CSB09NRR/OSI/METB1?.REG-FILEEXTERNAL;ACRS41DMB/DSS(AMDTS)LPDR03NSIC05NOTES'OPIESLTTREN11111'11,11111111>>RECIPIENTIDCODE/NAMENRRLB2'CHAUGHEYgM01ELD/HDS3IE/DEPER/EPB36IE/DQASIP/QAB21NRR/OE/CEB11NRR/DE/EQB13NRR/DE/MEB18NRR/DE/SAB24NRR/DHFS/HFEBQONRR/DHFS/PSRB'-NRR/DSI/AEB26NRR/OSI/CP810NRR/DSI/ICSB16NRR/DSI/PSB19NRR/DSI/RSB23RGNlBNL(AMDTSONLY)FEMA~REPDIV39NRCPDR02NTISCOPIESLTTRENCL10131121111111113f75/ZN+44i~5Td,'~<>>t<-la~>>>>n.(wcagka~-gcg~l.@DR,TOTALNUMBEROFCOPIESREQU'1RED'LTTR55ENCL47

,030Il(llOhhIfANh'hlr>>~41>>x,t3>>I4(4t(>>~3>>m~hME>>031AJM3fc'Y>>h~K,x',h>>>>hlIIlIpxI'h(II3'.A>>1,+f,-t,lt;fxalhqhlllX4hhlhhgh'x'g4x>>)lI,h4;4h",4ChhIt>>j[RIIllh5nh(IX(lll>>lhyh>>JA'44ia,lj0IIil3~.yh4p)~fa,P4>>glj(l'Ih Date~ec:e~vvuSPECXALHANDLXNGREQUXREDBy:(Circleoneormore)CodersAvailabilityofMother~AvailabilityofDaughter~Backfit:YESNOOthers:DataEntryExpedite:YESOthers:DDCChangeavailabilitytoPDR:YESOther:NOMicrographicsFilmEntireduplicatedocumentsYESAccessionNumberChangemicrofilmaddress:YESAvailabilityofMother~AvailabilityofDaughteryoOversizeenclosure:YESNOAvailability=FilmfortubOthers:easeFilmDocBehindPropSheetMropceny.NONOIfthereareanyquestions,contactJoyce

tNlVHIIASAIRAleUMQHAWKNIAGARAMOHAWKPOWERCORPORATION/300ERIEBOULEVARDWEST,SYRACUSE,N.Y.13202/TELEPHONE(315)474-1511September13,1984(NMP2L0159)Mr.A.Schwencer,ChiefLicensingBranchNo.2U.S.NuclearRegulatoryComissionWashington,DC20555Re:NineMilePointUnit2DocketNo.50-410

DearMr.Schwencer:

EnclosedforyouruseandinformationaretheNineMilePointUnit2responsestotheNuclearRegulatoryCommission'sSafetyEvaluationReportopenitems.ThisinformationhasbeenpreviouslydiscussedwithyourstaffandissubmittedtoaidyourreviewoftheUnit2licenseapplicationfortheresolutionoftheseopenitems.ThisinformationincludesSafetyEvaluationReportopenitems91,97.Verytrulyyours,NLR:jaEnclosurexc:ProjectFile(2)C.V.ManganVicePresidentNuclearEngineering8Licensing84aeiao~~4aO9O<~OpgppoOCKO>pOg"F-~~QIIIo7e.QgA~'A'h5ReeI'Pi~m-88+stIW-s<<SPpp.Non/Pf4IP<~~I

~0nII~'as UNITEDSTATESOFAMERICANUCLEARREGULATORYCOMMISSIONIntheMatterofNiagaraMohawkPowerCorporation)DocketNo.50-410(NineMilePointUnit2)AFFIDAVITC.V.Mangan,beingdulysworn,statesthathe"isVicePresidentofNiagaraMohawkPowerCorporation;thatheisauthorizedonthepartofsaidCorporationtosignandfilewiththeNuclearRegulatoryCommissionthedocumentsattachedhereto;andthat,allsuchdocumentsaretrueandcorrecttothebest.ofhisknowledge,informationandbelief.Subscribedandsworntobeforeme,aNotaryPublicinandthetheStateofMarylandandCountyofMontgomery,this13dayofSeptember1984.NotyPublicinand;for,,MontgomeryCounty,Maryl'andMyCommissionexpires:

'\~ll 0~Nin'eMilePointUnit2FSAREEKQ$7>ri9A.3.6.2'SectionalControlValves1.10Approvedpostindicatorsectionalcontrolvalves.areprovidedtoisolateportionsofthefiremainloop'ormaintenanceorrepairpurposes.1.111.129A.3.6.2.3HydrantIsolationValves1.14Curbboxvalvesareprovidedtoisolateeachhydrantfromthefiremainformaintenancepurposes.1.159A.3.6.2.4FireMainSystemPipingThefiremainsystempipingisseparatefromservicewaterandsanitarywatersystempiping.1.241.259A.3.6.2.5MultiunitNuclearPowerPlantSites1.28NineMilePointUnits1and2arelocatedadjacenttoeachother.Eachunithasanindependentfiremainloopwithitsownwatersupplyandareinterconnected.1.291.319A.3.6.2.6FirePumpsUnit2hastwofirepumps,oneelectricmotordriveandonedieselenginedrive,eachratedat2,500gpmat125psigandeachcapableofmeetingmaximumfiredemandflow.Thetwopumpsareheaderedtogetherandconnectedtotheyardfiremainloopinfourplaces.Twoconnectionsareadjacenttoeachother,thethirdrunsthroughtheturbinebuilding,andthefourthrunsthroughthecontrolbuildingandconnectstotheyardloopatpointsremoteformthefirsttwoconnections.Thepumpsarelocatedinseparateroomswith3-hrratings.1.331.341.361.371.381.391.401.41ThefirepumpinstallationconfirmstoNFPA20,StandardfortheInstallationofCentrifugalFirePumps,exceptthattheelectricmotordrivenpumpusesanon-ULlisted4.16-kVcircuitbreakermodifiedtomeettheintentofNFPAStandard20insteadofaUL-listedcontroller.Becausethere,arenoULlistedfirepumpcontrollers(ratedinexcessof600V)ULwillperformafieldinvestigationoftheUnit2controllerandprovideareportofcompliancetoNPPA20-1983.1.421.431.441.46l.471.48RecommendationssubmittedbyULtoupgradenon-complianceitemswillbeincorporatedintothecurrentdesign.l.491.50Amendment9A.3-50ch1217718f-14dp09/06/84155 V

~~NineNilePointUnit2FSAR9A.3.6.2.7OutsideHoseInstallationUnit2complieswiththeintentofthisSRPguideline.Theaveragedistancebetweenhydrantsislessthan250ft,andbetweenhosehouseslessthan1,000ft.Hydrantsandhosecouplingthreadsarecompatibleoradaptersareprovidedforlocalfiredepartments.Inaddition,eachhosehousewillbeec{uippedwith11.2inand21/2infirehose,nozzles,Amendment9A.3-50ach1217718f-14dp09/06/84155

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NineNilePointUnit2FSARTHISPAGEINTENTIONALLYBLANK2.4Amendment9A.3-50bch1217718f-14dp09/06/84155

0~NineMilePointUnit2FSAR9A.3.6.2.2SectionalControlValves1.10Approvedpostindicatorsectionalcontrolvalvesareprovidedtoisolateportionsofthefiremainloopformaintenanceorrepairpurposes.9A.3.6.2.3HydrantIsolationValvesCurbboxvalvesareprovidedtoisolateeachhydrantfromthefiremainformaintenancepurposes.1.111.121.141.159A.3.6.2.4FireMainSystemPipingThefiremainsystempipingisseparatefromservicewaterandsanitarywatersystempiping.1.241.259A.3.6.2.5MultiunitNuclearPowerPlantSites1.28NineMilePointUnits1and2arelocatedadjacenttoeachother.Eachunithasanindependentfiremainloopwithitsownwatersupplyandareinterconnected.1.291.319A.3.6.2.6FirePumpUnit2hastwofirepumps,oneelectricmotordriveandonedieselenginedrive,eachratedat2,500gpmat125psigandeachcapableofmeetingmaximumfiredemandflow.Thetwopumpsareheaderedtogetherandconnectedtotheyardfiremainloopinfourplaces.Twoconnectionsareadjacenttoeachother,thethirdrunsthroughtheturbinebuilding,andthefourthrunsthroughthecontrolbuildingandconnectstotheyardloopatpointsremoteformthe,firsttwoconnections.Thepumpsarelocatedinseparateroomswith3-hrratings.1.331.341.361.371.381.391.401.41ThefirepumpinstallationconfirmstoNFPA20,StandardfortheInstallationofCentrifugalFirePumps,exceptthattheelectricmotordrivenpumpusesanon-ULlisted4.16-kVcircuitbreakermodifiedtomeettheintentofNFPAStandard20insteadofaUL-listedcontroller.BecausetherearenoUI-listedfirepumpcontrollers(ratedinexcessof600V)ULwillperformafieldinvestigationoftheUnit2controllerandprovideareportofcompliancetoNPPA20-1983.1.421.431.441.461.471.48RecommendationssubmittedbyULtoupgradenon-complianceitemswillbeincorporatedintothecurrentdesign.1.491.50Amendment,9A.3-50ch1217718f-14dp09/06/84155

NineMilePointUnit2FSAR9A.3.6.2.7OutsideHoseInstallation1.52Unit2complieswiththeintentofthisSRPguideline.The1.54averagedistancebetweenhydrantsislessthan250ft,andbetweenhosehouseslessthan1,000ft.Hydrantsandhose1.57couplingthreadsarecompatibleoradaptersareprovidedforlocalfiredepartments.Inaddition,eachhosehousewill1.58beequippedwith11.2inand21/2infirehose,nozzles,Amendment'A.3-50ach1217718f-14dp09/06/84155

ItNineMilePointUnit2FSARTHISPACEINTENTIONALLYBLANK2.4Amendment9A.3-50bch1217718f-14dp09/06/84155

CertificationofFireRatedDoorsThefire-rateddoorsandframesforinstallationatNineMilePointNuclearStation-Unit2willnotbeUL-labelled.Althoughthesedoorsvillnotbequalifiedbyactualfiretesting,engineeringcalculations,technicalevaluation,andcomparisontolabelleddoorsvarifiestheiraccept-abilityasfirebarrierssubjectedtoaClassA(3'r.)firerating.Theresultsofthesecalculations,evaluations,andcomparisonsaresummarizedbelow:1)ThesedoorsandframesaremanufacturedinaccordancewiththeQualityAssurancerequirementssimilartnthatofanynuc'earsafetyrelatedcomponent,therebyassuringthequality,trace-ability,and.'performancecharacteristicsofthematerialsused.2)Theseareheavydutyhollowmetalblast/tornadodoors,consistingof3/16"thickfacesheetssecurelyweldedto3/16"thickstiffeners(14x9/16x3/16barchannel).Theinsideofthedoorisfilledwithsuperiorqualityfiberglassinsultation.Theoveialldoorthicknessisl-7/8".3)4)5)Thesedoorsareequippedwithextraheavydutyhingesweldedtothedoorandboltedtotheframes.Theboltholesinthehingebladesareoversizedtoallowthermalexpansionofthedoorwithitsframe.Thesedoorsareequippedwithaheavydutythreepointlatchingsystem.Theboltthrowisatleast3/4"andstrike/boltclear-anceisprovidedforthermalgrowthofthedoorwithinitsframe.JlThedoorframeisconstructedof5x9"channel.Xtissizedtoprovideadequateclearancegapsforhorizontalthermalexpansionanddesignedto"grow"intheverticaldirection.Becausetheframewillnotrestrictthermalexpansionofthedoor(upto2000'F),thedoorwillnotbuckleordeformasmightotherwisehappen.6)Calculationsindicatethatperpendiculardeflectionofthedoorasaresultofdifferentialgrowthofthe"hot-side"and"cold-side"fa'ceplatesshouldnotexceed50percentoftheoveralldoorthickness(at2000'F,hot-side)andconsequentlyflamepropagationisprevented.

0 CULATIONOPTEEEXPANSIOTHEWATERTIGHTDOORSPROJECT:NINEMILESTATION-UNITg2DOORNUMBERS:SA175-3)SA175-4)NA175-2)R175-4)R175-56R175"7Dere.oFdirt'7rhp~Ac/Themethodofcalculating'expansionisbasedonthesizeofthedoorctimesthetemperaturerise(2000F-70')or1930timesthecoefficientofsteelexpansion(0.0000065)IWidthofdoor-34-5/8"-Totalclearancel-l/8"'Minimumclearance3/8"(0.375")Expansionin,width34.625x1930x0.00000650.4340.217"NOTE:0.217"islessthan0.375"Heightofdoor85"-Totalclearancel-3/8"Minimumclearance5/8"(0.625")Expansioninheight85"x1930x0,00000651.066"0.533"NOTE:0.533"lslessthan0..623"

0COMPARISONBETWEEN3PSITORNADODOOR{TYPEXXIgVp&VX)ANDANEXISTINGU.L.LABELED3HOURFXREDOOR.ThepurposeofthefollowinganalysisisTypeV,andTypeVX,3PSXTornadoDoorsLabeledDoorwhichwastestedinaccordanceFireTestofDoorAssemblies-UL10Bfor3tocomparetheTypeIXI,withanExistingFirewiththeStandardforSafety,hourfirerating.CLEARANCEFORTHERMALEXPANSIONThecombinedclearancebetweenthedoorandtheassociatedframeintheareaofthelabyrinthformedbythe.1"x5/8"barstop(seefigure1)fordoorexpansionduringafi:re,isgiveninthetablebelow,alongwiththeoveralldoordimensions.DoorDESCRIPTIONOVERALLDOORDIMENSIONS~~~~TOTALDOOR/FRAMEGAPHORXZONTALVERTICALDXAG.TypeXXITornado,SingleLeaf35-3/4"x83>".501.131.24TypeVUtility,SingleLeaf35-3/8"x59-7/16".501.131.24TypeVXTornado,DoubleLeaf71~a"x83>".881.131.24Thefollowingcalculationsverifythattherewouldbenoappreciableinterference{contactforce)betweenthedoorandframeduringafirewherethetemperatureofthedoorreached1930'F.HORIZONTALEXPANSION(TeIIX&V)35.75-inx1930'Fx6.33x10'F=.44-inHORIZONTALEXPANSION{TeVI)71.5-inx1930'Fx6.33x10'F=.87--inVERTICALEXPANSION(TypeXII&VI)83.25-inx1930'Fx6.33x10'F=1.02-inVERTICALEXPAiVSION(TeV)59.44-inx1930'Fx633x10'F=73-inDIAGONALEXPANSION(TeIIX,V,&VI)90.6-inx1930'Fx6.33x10'F=1.11-in.

.ThedoorandframedescriptionsoutlinedinthefollowingComparisonChartshowthatthedoorissecuredagainstunacceptablewarpageby.atwoorthreepointlatchingsystemandtwoextraheavydutyhinges.Thedoorandframearealsoshowntobemuchstrongerthantheexistingfirerateddoor.THEPRKSRAYCORPORATION/SVBSIOIAAYOFPAWI.INGRVBOCACORPORATION

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NIAGARAthOHAWKPOWERCORPORATION/300ERIEBOULEVARDWEST.SYRACUSE.N,Y.13202/TELEPHONE(315)474-1511Septemberl3,1984(NMP2L0159)Mr.A.Schwencer,ChiefLicensingBranchNo.2U.S.NuclearRegulatoryCommissionWashington,DC20555Re:NineMilePointUnit2DocketNo.50-410

DearMr.Schwencer:

EnclosedforyouruseandinformationaretheNineMilePointUnit2responsestotheNuclearRegulatoryCommission'sSafetyEvaluationReportopenitems.ThisinformationhasbeenpreviouslydiscussedwithyourstaffandissubmittedtoaidyourreviewoftheUnit2licenseapplicati'onfortheresolutionoftheseopenitems.ThisinformationincludesSafetyEvaluationReportopenitems91,97.Verytrulyyours,NLR:jaEnclosurexc:ProjectFile(2)C.V.ManganVicePresidentNuclearEngineering8Licensing 0

0~0~0~00000'~0000~~~0000~00~~000~~~~0000000'00-~01000000~0000000000+000~00~LrClRHaRKa~H~IBSBago]aEJ~Paaa000~alRIaaaatRIa~aaaaa0aaPRaceaaaaRAad%aaaaalu~aa~%--gEIRQIiQ~~000~INFOIRATIOINOINLYN>70>RPRIIUTI<M~00F~'0000 H<terVPOnt'nz.ip)OWPOWa,VHQOt'FCOiRi.".2O~~t'QXOQOH.BIZ.IDIASTKVsST'KSECVIOIklXXSCALEDI/I/(kGATVIB-'/2).DRILL+)'<<DIATH(ZUTAP(/(k-IeUkIC.SEkIOi/i(()/DRILLZszDIATHRUQPLC.SI22z()((EFEekQIITHEOI=L(k~(/Z~wcCHAkIIT/PIQe>FCUwnvww~w~(I/2.MATL(~/i(.aI15"LC)PEATEQ7W<ML(kTCHSmIVZSCALE.:.I/Ik(AKEFRCAIOiUTE<<SWW-IOOOZkIATLPZXZg(2.IZED'@~CTIOUYYc-'s())/////g(IG-i.i*(-((/.2'/a">L~I'(REF)MASOkIAIDO/OPEXIIklC(-2R'/'82PLC'ST(Pi-<<Y-'.K()?-i2(-C'/i)D2P,)(g.((o'/)1J(2EXIMTILIC(~BPRAMEI'7-DRILL+/SZDIA.ITIRUAkID"'S'KS2)(ImDADETAILIB.LlkJFCTZILL)/+DIA<<S"D)PEXI&l1~BUISFRAME(UPLEsISE,CTICIILIX-71'7~+aveag'~gPPOgPPtt,POHQORVZtieO;-;3:".~<rliPOSTHEPREERAYCOR~.~@we)))k)N)(tOEECKTAILB7,6,I'IFCument(utTo\4fD~gPDate~exDUGpTVRSGUDA-a~(-.