ML17256A852
| ML17256A852 | |
| Person / Time | |
|---|---|
| Site: | Ginna  |
| Issue date: | 04/23/1982 |
| From: | ROCHESTER GAS & ELECTRIC CORP. |
| To: | |
| Shared Package | |
| ML17256A851 | List: |
| References | |
| NUDOCS 8204280223 | |
| Download: ML17256A852 (4) | |
Text
INSTRUMENTLOCATIONMINIMUMINSTRUMENTSOPERABLEHEATSMOKE9.ScreenHouseAreaDetectionServ.WaterPumpandBusAreaCableTraysBasementN/AN/A10.StandbyAuxiliaryFeedwaterBldg.N/A11.CableTunnel12.AuxiliaryBuildingGeneralAreaAreaBasementEastAreaBasementWestandRHRPitCableTrays/SIPumpsBasementPenetrationAreaCableTraysiMezz.CableTrays,Elec.Cab.Mezz.CenterCableTraysMezz.EastAreaOperatingFloor10N/AN/AN/AN/AN/AN/AN/AN/A859,5413*ResistanceTemperatureDetectors(RTD)Only+*LineTypeDetectors***ThefiredetectioninstrumentslocatedwithinthecontainmentarenotrequiredtobeoperableduringtheperformanceofTypeAcontainmentleakagerate~tests.880488cawe3.14-8AmendmentNo.~~i>9Proposed
- TABLE3.14-1FIREDETECTIONINSTRUMENTSZNSTRUMENTLOCATIONMINIMUMINSTRUMENTSOPERABLE***1.Containment"A"Post-AccidentCharcoalBank"B"Post-AccidentCharcoalBank"A"Aux.FilterCharcoalBank"B"Aux.FilterCharcoalBankCableTraysBasementElev.CableTraysIntermed:Elev.CableTraysOperatingFloor"A"RCPIntermediateFloor"B"RCPIntermediateFloorAreaDetectionOperatingFloor2.ControlRoomAreaandCabinetControlRoom/Turb.Bldg.Wall3.RelayRoom4.ComouterRoomUnderFloorCeiling5.BatteryRoons"A"BatteryRoom"B"BatteryRoon6.ControlBuildingAirHandlingRoom7.DieselGenerator"A"GeneratorRoom"A"GeneratorVault"B"GeneratorRoom"B"GeneratorVaultHEAT3*3*1*1*1**2**1**1**1**N/AN/A4N/AN/AN/AN/AN/A2N/A2N/ASMOKEN/AN/AN/AN/AN/AN/AN/AN/AN/A719N/A16N/A1N/A18.IntermediateBuildingMotorDrivenAux.Fd.PumpAreaTurb.DrivenAux.Fd.Pump&Res.CableTraysBasementNorth"A"PurgeFilterElev.315'-4""B"PurgeFilterElev.315'-4"N/A1N/AN/AN/A9N/A14113.14-7AmendmentNo.~,gA,39Proposed AttachmentBFiredetectorsatGinnahavebeendemonstratedtobesensitivetodustandparticulateswhicharestirredupduringmaintenanceactivities.Pressurizationanddepressurizationofthecontainmentduringanintegratedleakratetestmaycausedustandparticulatestogivespuriousfirealarmsfromthecontainment.Duringintegratedleakratetests,nomaintenanceactivitieswillbetakingplaceinthecontainment.Afinalinspectionofthecontainmentismadeaftermaintenanceactivitieshaveceased,priortocommencingtheintegratedleakratetest.Thus,theriskoffirescausedbywelding,burningorgrindingorotherpersonnelactivitiesdoesnotexist.Duringthetesttheplantisatcoldshutdownwiththereactorcoolantpumpsturnedoff.Theriskoffirescausedbyoilleaksontohotequipmentissignificantlyreducedfromtheriskatpoweroperation.Theonlysignificantfirehazardsinthecontainmentduringthetestaretheoperatingcontainmentfancoolers.Monitoringcontainmenttemperatureduringthetestwillprovideanindicationoffire.Inaddition,fancoolerbearingvibrationandairplenumtemperatureinstrumentsinthecontrolroomwillprovideanindicationoffancoolertrouble.ThischangeconformswiththeStandardTechnicalSpecificationsforWestinghouseplantsinaccordancewithNUREG-0542,Revision4~Therefore,makingthefiredetectorsinoperableduringintegratedleakratetestswillnotresultinasignificantincrease'infirerisk.
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