ML17311A010

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Proposed Revision to App a Tech Spec Table 3.13.1 Re Hydraulic Shock Suppressors
ML17311A010
Person / Time
Site: Ginna Constellation icon.png
Issue date: 05/26/1981
From:
ROCHESTER GAS & ELECTRIC CORP.
To:
Shared Package
ML17258B068 List:
References
NUDOCS 8106010329
Download: ML17311A010 (6)


Text

Attachment ARemoveTechnical Specification pages3.13-4through3.13-6.XnsertattachedTechnical Specification pages3.13-4through3.13-7.

.abl.e3.13-l{Continued)

SafetyRelatedShockSluppressors (Snubbers)

SnubberNarkHo.\APl'7-25IIAIIAux.Feedwater Accessibl.e orInaccessible (AorI)Hspecia11y ElijahRadiation**

AifficulttoZoneRemoveNoAP'">-~6lAFll~7Aux.Peedwater Aux.Peedwater UoNoNoNoAFh'-20APN-29Aux.Feedwater "A",Aux.Feedwater NoNoAFN-31IIAIIAux.Feedwater UoNoAP<'1-49'I F01-30IFU-80"A"Aux.Feedwater "B"Feedwater "8"Peedwater NoNoNoHoNoNoFN-81'tFW-82I"8"Peedwater "B"Peedwater NoNoNo Table3.13-1(Continued)

SachetRelatedShockSuppressors (Snubbers)

Snubber.MarkNo.PiinqSystemAccessible orInaccessible (AorI)HiqhRadiation**

ZoneEspecially Difficult toFN-03;IAFN-10AF!'-13"8"Feedwater "8"Aux.Feedwater"B"Aux.Feedwater NobJoNo'..JoNobJoSbJB-265StmtoTDAux.Feedwater NoHG-22"A"HainSteamNoNoMS-8"B"MainSteamNoYesb1S-146(Top)MS-146(Bottom)"8"blainSteam"8"MainSt.earnNoNoNo Table3.13-1(Continued)

SafetyRelatedShockSupressors(Snubbers)

SnubberHarkNo.PininSstemAccessible orInaccessible (AorI)Especially HighRadiation**

Difficult toZoneRemove4)4JIChHG-147-.HS-148>HS-159HS-160'E"t1ainSteam"E"Haz.nSteam"E"HainSteam"E"HainSteamNoNoNoNoNoH-1I'-2H-30H-4H5I,PRZRReliefPR?RBeliefPRZRPe1iefPRZRReliefPPZRReliefYesYesYesYesYesNoNoH-6H-7El-8KPRZRReliefPRZRReliefPPZRReliefYesYesYesNo Table3.13-1(Continued)

SafetRelatedShockSuppressors (Snubbers)

SnubberMarkNo.PipingSstemAccessible orInaccessible (AorI)Especially HighPadiation**

Difficult toZoneRemovePS-2PS-4PS-5FS-6PS-0PS-'9PS-10PS-11PRZRSafety6ReliefValvePRZRSafetySReliefValvePRZRSafetySReliefValvePRZRSafetyPRRSafetyRelicfValveFReliefValvePRZRSafety&ReliefValvePRZRSafety6ReliefValvePRZRSafety5ReliefValveYesYesYesYesYesYesYesNoNoNoNoNoNoNoNoI,Snubbers maybeaddedtoorremovedfromsafetyrelatedsystemswithoutpriorLicenseAmendment toTable3.13-1providedthataproposedrevisiontoTable3.13-1isincluded~withthenextLicenseAmendment request.I,Modifications tothistableduetochangesinhighradiation areas(duringshutdown) shallbesubmitted totheNRCaspartofthenextLicenseAmendment request.

Attachment BfTheproposedchangereflectschangesmadetopipingsystemsat.Ginnaasaresultofrecentanalyses.

Onehydraulic shocksuppressor wasaddedtothesteamsupplypipingfortheturbinedrivenauxiliary feedwater pump.Eighthydraulic shocksuppressors wereaddedtothepressurizer safetyandreliefpiping.Asaresultofourseismicupgradeprogram,fourexistinghydraulic shocksuppressors arebeingreplacedwithmechanical units.Theseismicupgradeprogramhasbeendescribed inpreviousletterstotheURC.Decauseofthechangeswhichwillresultfromourseismicupgradeprogram,thefootnotetoTable3.13-1deal.ingwithsnubberadditionhasbeenrevisedtopermitremovalofsnubberswithoutpriorlicenseamendment.

Suchachangeisnecessary inordertopermittimelyimplementation oftheseismicupgradeprogram.Changeswouldonlybemadefollowing appropriate analysis.

ChangestotheTechnical Specification requirements forsnubberswererequested byletterdatedstarch23,1981fromDarrellEisenhut.

Aseparatechangerequestwillbepreparedwhichrespondstotherequest.