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=Text=
=Text=
{{#Wiki_filter:itACCElZMTZDDISTRIBUTIONDEMONSTRATIONSYSTEMREGULATORYINFORMATIONDISTRIBUTIONSYSTEM(RIDS)ACCESSIONNBR:8808120130DOC.DATE:88/08/02NOTARIZED-NODOCKETgFACIL:50-244RobertEmmetGinnaNuclearPlant,Unit1,RochesterG05000244AUTH.NAMEAUTHORAFFILIATIONMECREDY,R.C.RochesterGas&ElectricCorp.RECIP.NAMERECIPIENTAFFILIATIONSTAHLE,C.DocumentControlBranch(DocumentControlDesk)
{{#Wiki_filter:itACCElZMTZDDISTRIBUTION DEMONSTRATION SYSTEMREGULATORY INFORMATION DISTRIBUTION SYSTEM(RIDS)ACCESSION NBR:8808120130 DOC.DATE:
88/08/02NOTARIZED-NODOCKETgFACIL:50-244 RobertEmmetGinnaNuclearPlant,Unit1,Rochester G05000244AUTH.NAMEAUTHORAFFILIATION MECREDY,R.C.
Rochester Gas&ElectricCorp.RECIP.NAME RECIPIENT AFFILIATION STAHLE,C.
DocumentControlBranch(Document ControlDesk)


==SUBJECT:==
==SUBJECT:==
DiscussesCRDRalarmmods.DISTRIBUTIONCODE:A003DCOPIESRECEIVED:LTRIENCL0SIZE:TITLE:OR/LicensingSubmittal:Suppl1toNUREG-0737(GenericLtr82-NOTES:LicenseExpdateinaccordancewith10CFR2,2.109(9/19/72).3305000244RRECIPIENTIDCODE/NAMEPD1-3LASTAHLE,CINTERNAL:ARM/DAF/LFMBNUDOCS-ABSTRACTRES/DSIR/EIBEXTERNAL:LPDRNSICCOPIESLTTRENCLRECIPIENTIDCODE/NAMEPD1-3PDNRRPQ/HFB10~I01S/'DSTPl3PYNRCPDRCOPIESLTTRECL7DIDADTOTALNUMBEROFCOPIESREQUIRED:LTTR18ENCL (IIIIIIIIIIjIIIIIIIIIIIIiaaf0f>~ROCHESTERGASANDELECTRICCORPORATIONo89EASTAVENUE,ROCHESTER,N.Y.14649.0001August2,1988TKLKRNONKAREAcooK7i6546-2700U.S.NuclearRegulatoryCommissionDocumentControlDeskAttn:Mr.CarlStahlePWRProjectDirectorateNo.1Washington,D.C.20555
Discusses CRDRalarmmods.DISTRIBUTION CODE:A003DCOPIESRECEIVED:LTR IENCL0SIZE:TITLE:OR/Licensing Submittal:
Suppl1toNUREG-0737(Generic Ltr82-NOTES:License Expdateinaccordance with10CFR2,2.109(9/19/72).
3305000244RRECIPIENT IDCODE/NAME PD1-3LASTAHLE,CINTERNAL:
ARM/DAF/LFMB NUDOCS-ABSTRACT RES/DSIR/EIB EXTERNAL:
LPDRNSICCOPIESLTTRENCLRECIPIENT IDCODE/NAME PD1-3PDNRRPQ/HFB10~I01S/'DSTPl3 PYNRCPDRCOPIESLTTRECL7DIDADTOTALNUMBEROFCOPIESREQUIRED:
LTTR18ENCL (IIIIIIIIII jIIIIIIIIIIII iaaf0f>~ROCHESTER GASANDELECTRICCORPORATION o89EASTAVENUE,ROCHESTER, N.Y.14649.0001 August2,1988TKLKRNONK AREAcooK7i6546-2700U.S.NuclearRegulatory Commission DocumentControlDeskAttn:Mr.CarlStahlePWRProjectDirectorate No.1Washington, D.C.20555


==Subject:==
==Subject:==
ControlRoomDesignReview(CRDR)AlarmModificationsR.E.GinnaNuclearPowerPlantDocketNo.50-244
ControlRoomDesignReview(CRDR)AlarmModifications R.E.GinnaNuclearPowerPlantDocketNo.50-244


==Reference:==
==Reference:==
GinnaCRDRSupplementalReportdatedJuly14,1987
 
GinnaCRDRSupplemental ReportdatedJuly14,1987


==DearMr.Stahle:==
==DearMr.Stahle:==
AsapartoftheControlRoomDesignReview(CRDR),anextensivesoundlevelsurveyoftheGinnaControlRoomwasperformed.Theresultsofthestudyindicatedthatcertainalarmsystemsdidnot'fallwithintheguidelinesofNUREG-0700,thereby,requiringsystemmodifications.Thereferencedsubmittaldescribedthosemodifications,andothers,andcommitted.thatworkassociatedwithGinnaControlRoomalarmsystemswouldbecompletedbyJune30,1988.ThemodificationsweretochangecertainControlRoomalarmstoachievedistinguishablesoundlevelswhencomparedtotheannunciatoralarmwhichwastobethereference.Thereferencedletteralsostatedthattheannunciatoralarmlevelwasnot10dBAabovebackgroundlevelassuggested,bytheNUREG,butapproximately5dBAabovethebackgroundnoiselevel.RG&Ejustifiedleavingtheannunciatoralarmatthislevelsinceitwasadequatelydistinctiveandnon-irritatingwithinitsenvirons.Allotheralarmswouldthenbesetattherequired.+2.5dBA.oftheannunciator,alarmlevel.Allmodificationswerecompletedasscheduled,however,testingofthealarmsystemsscheduledforJune30wascancelledbecauseof.equipmentfailure.Subsequenttestsofthebackgroundsoundlevelindicateda1dBAincreaseintheleveloverthatoftheApril1987survey(initialsurvey)andconcurrentlyshowedthattheannunciatorsoundlevel'haddecreasedbelowtheinitialsurvey.Thesounddifferential,therefore,wasunacceptable.8808120}308SOS02PDRADGCK05000244PPDC Attemptstorestoretheexistingannunciatoralarmsystemstoanacceptablelevelhavebeenunsuccessful.Asaresult,RG&Ewilldesignandinstallanewadjustableannunciatoralarm.ThisalarmispresentlyscheduledtobeinstalledandallalarmsystemstestedbytheendofSeptember1988.Ifyouhaveanyconcernsorquestionsregardingthismatter,pleasecallCharlesJ.Mambretti(716)724-8071.Verytrulyyours,RobertC.MeredyGeneralManagerNuclearProductionxc:U.S.NuclearRegulatoryCommissionRegionI475AllendaleRoadKingofPrussia,PA19406GinnaSeniorResidentInspector  
AsapartoftheControlRoomDesignReview(CRDR),anextensive soundlevelsurveyoftheGinnaControlRoomwasperformed.
Theresultsofthestudyindicated thatcertainalarmsystemsdidnot'fallwithintheguidelines ofNUREG-0700,thereby,requiring systemmodifications.
Thereferenced submittal described thosemodifications, andothers,andcommitted.
thatworkassociated withGinnaControlRoomalarmsystemswouldbecompleted byJune30,1988.Themodifications weretochangecertainControlRoomalarmstoachievedistinguishable soundlevelswhencomparedtotheannunciator alarmwhichwastobethereference.
Thereferenced letteralsostatedthattheannunciator alarmlevelwasnot10dBAabovebackground levelassuggested, bytheNUREG,butapproximately 5dBAabovethebackground noiselevel.RG&Ejustified leavingtheannunciator alarmatthislevelsinceitwasadequately distinctive andnon-irritating withinitsenvirons.
Allotheralarmswouldthenbesetattherequired.
+2.5dBA.oftheannunciator, alarmlevel.Allmodifications werecompleted asscheduled, however,testingofthealarmsystemsscheduled forJune30wascancelled becauseof.equipment failure.Subsequent testsofthebackground soundlevelindicated a1dBAincreaseintheleveloverthatoftheApril1987survey(initialsurvey)andconcurrently showedthattheannunciator soundlevel'haddecreased belowtheinitialsurvey.Thesounddifferential, therefore, wasunacceptable.
8808120}30 8SOS02PDRADGCK05000244PPDC Attemptstorestoretheexistingannunciator alarmsystemstoanacceptable levelhavebeenunsuccessful.
Asaresult,RG&Ewilldesignandinstallanewadjustable annunciator alarm.Thisalarmispresently scheduled tobeinstalled andallalarmsystemstestedbytheendofSeptember 1988.Ifyouhaveanyconcernsorquestions regarding thismatter,pleasecallCharlesJ.Mambretti (716)724-8071.
Verytrulyyours,RobertC.MeredyGeneralManagerNuclearProduction xc:U.S.NuclearRegulatory Commission RegionI475Allendale RoadKingofPrussia,PA19406GinnaSeniorResidentInspector  
~~\flP}}
~~\flP}}

Revision as of 14:42, 29 June 2018

Discusses 870714 Crdr Supplemental Rept Re Alarm Sys.Results of Study Indicated That Certain Alarm Sys Did Not Fall within Guidelines of NUREG-0700 & Required Sys Mods.Alarms Currently Scheduled for Installation by Sept 1988
ML17251A218
Person / Time
Site: Ginna Constellation icon.png
Issue date: 08/02/1988
From: MECREDY R C
ROCHESTER GAS & ELECTRIC CORP.
To: STAHLE C
NRC OFFICE OF ADMINISTRATION & RESOURCES MANAGEMENT (ARM)
References
RTR-NUREG-0700, RTR-NUREG-700 NUDOCS 8808120130
Download: ML17251A218 (4)
v • d • e


Text

itACCElZMTZDDISTRIBUTION DEMONSTRATION SYSTEMREGULATORY INFORMATION DISTRIBUTION SYSTEM(RIDS)ACCESSION NBR:8808120130 DOC.DATE:

88/08/02NOTARIZED-NODOCKETgFACIL:50-244 RobertEmmetGinnaNuclearPlant,Unit1,Rochester G05000244AUTH.NAMEAUTHORAFFILIATION MECREDY,R.C.

Rochester Gas&ElectricCorp.RECIP.NAME RECIPIENT AFFILIATION STAHLE,C.

DocumentControlBranch(Document ControlDesk)

SUBJECT:

Discusses CRDRalarmmods.DISTRIBUTION CODE:A003DCOPIESRECEIVED:LTR IENCL0SIZE:TITLE:OR/Licensing Submittal:

Suppl1toNUREG-0737(Generic Ltr82-NOTES:License Expdateinaccordance with10CFR2,2.109(9/19/72).

3305000244RRECIPIENT IDCODE/NAME PD1-3LASTAHLE,CINTERNAL:

ARM/DAF/LFMB NUDOCS-ABSTRACT RES/DSIR/EIB EXTERNAL:

LPDRNSICCOPIESLTTRENCLRECIPIENT IDCODE/NAME PD1-3PDNRRPQ/HFB10~I01S/'DSTPl3 PYNRCPDRCOPIESLTTRECL7DIDADTOTALNUMBEROFCOPIESREQUIRED:

LTTR18ENCL (IIIIIIIIII jIIIIIIIIIIII iaaf0f>~ROCHESTER GASANDELECTRICCORPORATION o89EASTAVENUE,ROCHESTER, N.Y.14649.0001 August2,1988TKLKRNONK AREAcooK7i6546-2700U.S.NuclearRegulatory Commission DocumentControlDeskAttn:Mr.CarlStahlePWRProjectDirectorate No.1Washington, D.C.20555

Subject:

ControlRoomDesignReview(CRDR)AlarmModifications R.E.GinnaNuclearPowerPlantDocketNo.50-244

Reference:

GinnaCRDRSupplemental ReportdatedJuly14,1987

DearMr.Stahle:

AsapartoftheControlRoomDesignReview(CRDR),anextensive soundlevelsurveyoftheGinnaControlRoomwasperformed.

Theresultsofthestudyindicated thatcertainalarmsystemsdidnot'fallwithintheguidelines ofNUREG-0700,thereby,requiring systemmodifications.

Thereferenced submittal described thosemodifications, andothers,andcommitted.

thatworkassociated withGinnaControlRoomalarmsystemswouldbecompleted byJune30,1988.Themodifications weretochangecertainControlRoomalarmstoachievedistinguishable soundlevelswhencomparedtotheannunciator alarmwhichwastobethereference.

Thereferenced letteralsostatedthattheannunciator alarmlevelwasnot10dBAabovebackground levelassuggested, bytheNUREG,butapproximately 5dBAabovethebackground noiselevel.RG&Ejustified leavingtheannunciator alarmatthislevelsinceitwasadequately distinctive andnon-irritating withinitsenvirons.

Allotheralarmswouldthenbesetattherequired.

+2.5dBA.oftheannunciator, alarmlevel.Allmodifications werecompleted asscheduled, however,testingofthealarmsystemsscheduled forJune30wascancelled becauseof.equipment failure.Subsequent testsofthebackground soundlevelindicated a1dBAincreaseintheleveloverthatoftheApril1987survey(initialsurvey)andconcurrently showedthattheannunciator soundlevel'haddecreased belowtheinitialsurvey.Thesounddifferential, therefore, wasunacceptable.

8808120}30 8SOS02PDRADGCK05000244PPDC Attemptstorestoretheexistingannunciator alarmsystemstoanacceptable levelhavebeenunsuccessful.

Asaresult,RG&Ewilldesignandinstallanewadjustable annunciator alarm.Thisalarmispresently scheduled tobeinstalled andallalarmsystemstestedbytheendofSeptember 1988.Ifyouhaveanyconcernsorquestions regarding thismatter,pleasecallCharlesJ.Mambretti (716)724-8071.

Verytrulyyours,RobertC.MeredyGeneralManagerNuclearProduction xc:U.S.NuclearRegulatory Commission RegionI475Allendale RoadKingofPrussia,PA19406GinnaSeniorResidentInspector

~~\flP

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