ML17037B536

Nine Mile Point Unit 1 - Letter Regarding a Report Entitled Plant Unique Analysis Report for Torus Support System and Attached Piping for Nine Mile Point Nuclear Power Station.

ML17037B536
Person / Time
Site:	Nine Mile Point  (DPR-063)
Issue date:	09/02/1976
From:	Schneider R R Niagara Mohawk Power Corp
To:	Lear G Office of Nuclear Reactor Regulation
References
TR-2271(a)
Download: ML17037B536 (8)

Text

{{#Wiki_filter:NHCFonM196{270IU.S.NUCLLAnREoULATOnVMISIONNRCDISTRIBUTIONFonPART50DOCI(ETMATERIALDOCKLTNUMDER~-ototOI'ILENUMOERTO:MRGEORGELEARFROM:NIAGARAMOHAWKPOWERCORPSYRACUSE'YRRSCHNEIDERDATEFDOCUMENT 7(oDATERECEIVED-8'-74'@LETTERonloINALCOPYONOTORIZEDQUNCLASSIFIEDPROPINPUTFORMNUMOEROFCOPIESRECEIVEDuuonJ8<'I1lr+~DESCRIPTIONLTRREFTHEIR7<<30-76LTR........TRANSTHEFOLLOWING[~~~~~~PLANTMME:Q(ggENCLOSUREFURNREPLACEMENTPAGES17AND71FORTHEFLANTUNIQUEANALYSISREPORTFORTORUSSUPPORTSYSTEMANDATTACHEDPIPINGFORNINEMILE,POINTDATED7-30<<76.................GQP@@pe,c~<<~lee%SAFETYASSIGNEDAD:[[[[~'L[A[[A[[[[[[[[lJl~llVll&i[J.&r~PROJECTMANAGER:LICASSTFORACTION/INFORMATIONASSNEDDE~~[APRORE'GFILEINTERNALOISTRIBUTIONSYSTEMSSAFETYSITE~'4NRCPDRI&EOELDGOSSICK&STAFFMIPCCASEHANAUERRLES-PROJECTMANAEMEN">>:BOYD'PCOLLINS'HOUSTONPETERSONMELTZHELTEMES-.SKOVHOLTHEINEMANSCHROEDERENGINEERINGMACCARRYKNIGHTSIHWEIL..PAWLICKIREACTOR.SAFEXYROSSNOVAKROSZTOCZYCHECKAT&ISALTZMANRUTBERGBENAROYAIPPOLITOKRKIJOOOPERATNREATORSOPERATNEISENHSHAOBAERBUTLERGRIMESENV0N~~[~O'.SXiLPDR:OTIC:NSASLB:ACRSCYSHOLDINGNRCFORM195I2.76lEXTERNALDISTRIBUTIONNATLAB:REGSVIELAPDRCONSULTANTSBROOKIIAVENNULRIKSONORNLCTROLNUMBER"' CfPCI~~~40~~~lFIV~~~~~~~4844E~ NIAGARAMOHAWKPOWERCORPORATIONNIAGARA~MOHAWK300KRIKBOULKVARDWKST9YRACU9K,H.Y,l3202($8,September2,l976tf)c5Dl,Pnprg4~4~@OzDirectorofNuclearReactorRegulationAttn:Mr.GeorgeLear,ChiefOperatingReactorsBranchg3U.S.NuclearRegulatoryCommissionWashington,D.C.20555~/Py+zzo+Re:NineMilePointUnitlDocketNo.50-220DPR-63

DearMr.Lear:

OurletterofJuly30,l976transmittedareporten-titled"PlantUniqueAnalysisReport'orTorusSupportSystemandAttachedPipingforNineMilePointNuclearPowerStation."Attachedarereplacementsf'rpagesl7and7lwhichsupplycorrectedormissinginformation.Thesechangesaredenotedbyverticalmarginal'markings.Verytrulyyours,NI'AGARAMOHAWKPOWERCORPORATIONR.R.SCHNEIDERVicePresident-ElectricProduction/szAttachment l>>1si4 TechnicalReportTR-2271(a}0-17-1"r>"IH<DYNEMATERlALSRESEARCHTABLE2.0PIPINGSYSTEt1S.'SsternContainmentSprayPumpSuctionCoreSprayPumpSuctionTorusSprayHeaderContainmentSprayTestVacuumBreakersCoreSprayTestlineuantitDiameter~ln.'12'1230Thickness~ln..375.375.237.125.500.125SuppressionVesselAirVentandFill1Conden'sateMakeup1[SuppressionVesselii2VentandFill120820.375.125.375 01 '.chnicalReport'.<-2271(a)-7.1-TABLE11VITALPIPINGSYSTEMSr<-TELYNEMATER(ALSRESEARCHSTRESSVALUE(ksi)PIPINGSYSTEMEVAIUATEDCALCULATEDALLOWEDCONTAIHMEHTSPRAY.PUMPSUCTION21.445.0CORESPRAYPUMPSUCTION11.245.0TORUSSPRAYHEADERSUPPLY8.045.0VACUUMBREAKERLINES6.045,0TABLE12NON-VITALPIPINGSYSTEMSPIPINGSYSTEMEVALUATEDSTRESSVALUES(ksi)CALCULATEDALLOWEDCORESPRAYTESTLIHE3.875.0CONDENSATEMAKEUP28.175.0COHTAIHMENTSPRAYTEST~SuppressionVesselAirVentandFill43.615.775.075.0;.Suppre'ssionVesselN2VentandFill68.275.0 =r~~ }}