ML17055C942
| ML17055C942 | |
| Person / Time | |
|---|---|
| Site: | Nine Mile Point  |
| Issue date: | 03/31/1987 |
| From: | MANGAN C V NIAGARA MOHAWK POWER CORP. |
| To: | NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM) |
| Shared Package | |
| ML17055C943 | List: |
| References | |
| (NMP2L-1014), NUDOCS 8704030364 | |
| Download: ML17055C942 (8) | |
Text
REQVLATtINFORNATIONDISTRIBVTIOQYBTEN(RIDE)ACCjESSIQNNBR:87040303b4DOC.DATE:87/03/31NOTARIZED:YESFACIL:50-410NineMilePointNuclearStationiUnit2iNiagaraMohaAUTH.NAMEAUTHORAFFILIATIONMANQAN>C.4'.NiagaraMohawkPowerCorp.RECIP.NAMERECIPIENTAFFILIATIONDocumentControlBranch(DocumentControlDesk)DOCKET005000410
SUBJECT:
Forwards"AssessmentReptonNeedforLeakageControlSgsforNineMilePointUnit2i"ger870320discussionsreRockwellwgepatternglobetypeMSIVs.Internalverifica+ionoftechnicaldetailsexpectedtobecompleted:bg870403.DISTRIBUTIONCODE:AOOIDCOPIESRECEIVED:LTRJENCLQSIZE:Bt3'>TITLE:ORSubmittal:GeneralDistributionNOTES:RECIPIENTIDCODE/NAMEBNREBBNRFOBBNRPD3PDBNRPSBCOPIESLTTRENCL1111551RECIPIENTIDCODE/NAMEBWREICSBBWRPD3LAHAUQHEYiMBWRRSBCOPIESLTTRE4CL22101111INTERNAL:ACRSNRR/DHFT/TSCBOQC/HDS1EXTERNAL:EPMBRUSKE>SNRCPDRbb0AOM/LFMBREQFILELPDRNSIC0100111111TOTALNUMBEROFCOPIESREQUIRED:'TlR28ENCL24 i'R8'BG?IfCG('='(~:",."3.9)~~","V"'."fVH~r'T',!Q,'ilG1fhl'l>~~I'l~IV"..le@=.'s.1'."3~g(~A~V,i~'ay>~."ig~8FATA(.,30ifl~~>f;QE,,'QAQ'if'~fl)l~~~a@~)"sf>~cq>>i,~,,,f'<,+g~fgi~($p)g,y1~$g>gt)pIIl",,<0"',lUh'T9u)""3l;4i.'1<<.l'~f-iF'f)l>X"IY,."Ii4:"'.<".",,I'i",Y'J.".,'/H,c,v'~<')'l',>.l'!)6)rl,"."'.,c~u,.'s'eton':i~aln<la~r(i:HMt,j)I>>;;;"f>3A3J.0-<)P'~QA',~'-'4"lI~JA.V:)itlA~>MP;."l)gp))r)f'0g+~iP.j(,'qj'>.'y>'4">>~x"J'T+QQ"g@~O'6Pggggf'~'.'"'y..'"g."'sQ"'".-~Q7i"~q",5,.",.~~l>"~,kof,zl'f"<>iVi-<r'}Pr;,Jc:>i%j:".s<1~<".">Pi~>.,v'$3i')pqu++co',p>>.~Is,q.~~,.">~LL')ls<Jl.~i>H':OV)VO"I~>>f~~qualed~Pb~~vi~>"~,~Ki.<<bf.,;~encl>~~>o;f'3'<.U(JHN.l:GHV>3a.RO'."V';!'i,.l<"'."QQ*)'."3C'D.PiiQ~Ugf,~~TBKGff4LVU8L<<f8~V5"~'!"f~~'):~.~",,s>")Uc,',QI<<ItI'~g~wRf>JTV3T"1I')3HAyf.,qGg3VJ'YROK3~'.",f'~tJc)Pe>>~t.lg.v=,~>:>'-<8,""X"J.)H'fit81'Nli:",~.":~.~lfhvX.!(I('l)(f>pub')'jl~~3-'k">:Oq<',V".."tinG;l"-(ll).glJ.'!8'<3ii"deb~~'~13x++".~.ll3G3l"Q<,))",)/~~g'sf'~1)'i>l~~t>."fXl'=l'lIGx>l.1>qk","'"lX,>.>)~r:lGU'BVRC'))ll><~ul'>H~>>8[~3i>>]!'"<)RR~'3Y"~03'<l'iH~>)<'"4JA"L">
hl7NIASRAH4MOHAWKNIAGARAMOHAWKPOWERCORPORATION/301PLAINFIELDROAD,SYRACUSE,N.Y.13212/TELEPHONE(315)474-1511March31,1987(NMP2L1014)U.S.NuclearRegulatoryCommissionATTN:DocumentControlDeskWashington,D.C.20555RE:NineMilePointUnit2DocketNo.50-410Gentlemen:EnclosedistheinformationrequestedbytheNuclearRegulatoryCommissionstaffregardingtheNineMilePointUnit2RockwellwyepatternglobetypeMainSteamIsolationValves.ThereportaddressesseveralissuesthatwerediscussedwiththeNuclearRegulatoryCommissionstaffonMarch20,1987:l.AcomparisonoftheNineMilePointUnit2RockwellMainSteamIsolationValvestoRockwellvalvesusedatothernuclearpowerplantsforthisservice.2.Acompilationofindustryleakratetestingresultsandexperience.3.Anevaluationofitems1and2aboveandacomparisontotheNUREG1169analysisperformedforUnit2,includinganestimateofleakageperformanceoverthefirstoperatingcycle.4.AdiscussionofthemaintenancepracticesplannedatUnit2toenhanceleakagecharacteristics.ThisinformationisprovidedtosupporttheNRC'sevaluationoftheneedfortheinstallationofaLeakageControlSystemforUnit2.NiagaraMohawkhasconcluded,baseduponitsassessmentcontainedherein,thataleakagecontrolsystemfortheMSIV'sisnotrequired'heenclosedreportsupplementsinformationpreviouslyprovidedonMarch18,1987regardingtheradiologicalassessmentofMainSteamIsolationValveleakage.8704030364870331,'"nDOCW,0P0004SOjlP..'PDR 4g,
.PageTwoNiagaraMohawkiscontinuingitsinternalverificationofthetechnicaldetailscontainedinthisletter.ThisverificationisexpectedtobecompletedbyApril3,1987,andwewillnotifyyouimmediatelyshouldweidentifyanynecessarycorrections.Sincerelyyours,SeniorVicePresidentCVM/NLR/bwr(0320K)xc:RegionalAdministrator,RegionIMs.E.G.Adensam,ProjectDirectorMr.N.A.Cook,ResidentInspectorProjectFile(2) h UNITEDSTATESOFAMERICANUCLEARREGULATORYCOIrIIfiISSIONIntheMatterof]]NiagaraMohawkPowerCorporation]](NineMilePointUnit2)]OocketNo.50-410AFFIDAVITC.V.Manan,beingdulysworn,statesthatheisSeniorVicePresidentofNiagaraMohawkPowerCorporation;thatheisauthorizedonthepartofsaidCorporationtosignandfilewiththeNuclearRegulatoryCommissionthedocumentsattachedhereto;andthatal,lsuchdocumentsaretrueandcorrecttothebestofhisknowledge,informationandbelief.Subscribedandsworntobeforeme,aNotaryPublicinandfortheStateofNewYorkandCountyof,thisBIdayof/Yl~/,]g87NotayPublicinandforCounty,NewYork'MyCommissionexpires:MARYFRATESCHINotaryPubtlclntheStateofNewYorkQualiffedInOnonCaaCountyNo.479755MyCommlealonExplroehlarch30.19.
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