ML17261B148

Lists Understanding of Issues Util Planning to Address Re Containment Integrity,Per 900718 Telcon.Any Concerns or Action Items Different from Listed Submittal Should Be Provided to Util Prior to NRC 900905 & 06 Visit to Plant

ML17261B148
Person / Time
Site:	Ginna
Issue date:	08/28/1990
From:	MECREDY R C ROCHESTER GAS & ELECTRIC CORP.
To:	JOHNSON A R NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM), Office of Nuclear Reactor Regulation
References
NUDOCS 9009100295
Download: ML17261B148 (4)

Text

ACCELERATED DISRIBUTIONDEMONSTRATION SYSTEMri~g~4REGULATORY INFORMATXON DISTRIBUTION SYSTEM(RIDS)ACCESSION NBR:9009100295 DOC.DATE:

90/08/28NOTARIZED:

NOFACIL:50-244 RobertEmmetGinnaNuclearPlant,Unit1,Rochester GAUTH.NAMEAUTHORAFFILIATION MECREDY,R.C.

Rochester Gas&ElectricCorp.RECXP.NAME RECIPIENT AFFXLIATION JOHNSON,A.R.

ProjectDirectorate I-3DOCKET05000244R$05000244NOTES:License Expdateinaccordance with10CFR2,2.109(9/19/72).

SUBJECT:

Listsunderstanding ofissuesutilplanningtoaddressreIcontainment integrity,per 900718telcon.DISTRIBUTXON CODE:A001DCOPIESRECEIVED:LTR ENCLSIZE:TITLE:ORSubmittal:

GeneralDistribution RECIPIENT IDCODE/NAME PD1-3LAJOHNSON,A INTERNAL:

NRR/DET/ECMB 9HNRR/DST8E2NRR/DST/SICB 7ENUDOCS-ABSTRACT OGC/HDS2RES/DSXR/EIB EXTERNAL:

NRCPDRCOPIESLTTRENCLRECIPXENT IDCODE/NAME PD1-3PDNRR/DOEA/OTS B11NRR/DST/SELB 8DNRR/DST/SRXB 8EOC/LFMB.~~IaQEeenmee~

0i~NSICCOPIESLTTRENCLDDa(>gg)q~)~~RD$NOTETOALL"RIDS"RECIPIENTS:

PLEASEHELPUSTOREDUCEiVASTE!CONTACTTHEDOCUMENTCONTROLDESK,ROOMPl-37(EXT.20079)TOELIMINATE YOURNAMEFROMDISTRIBUTION LISTSFORDOCUMENTS YOUDON'TNEED!TOTALNUMBEROFCOPIESREQUIRED:

LTTR17ENCLADD NII i4)~ZuZu//'I//I/////////

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/////Z//ZSF/ROCHESTER GASANDELECTRICCORPORATION HEWLiilOallaI'iTOE@STATE489EASTAVENUE,ROCHESTER N.Y.14649-0001 ROBERTCMECREDYVicePtesldent ClnnaNuclearPtoduction TELEPHONE AREACODE71B5462700August28,1990U.S.NuclearRegulatory Commission Attention:

AllenR.JohnsonProjectDirectorate I-3DocumentControlDeskWashington, D.C.20555

Subject:

Containment Integrity R.E.GinnaNuclearPowerPlantDocketNo.50-244

DearMr.Johnson:

InlettersdatedJuly11,1990andAugust15,1990,RG&EprovidedtotheNRCourproposedcourseofactionforresolution ofcontainment issues.Basedonthiscorrespondence, andaJuly18,1990conference callbetweentheNRCandRG&E,thefollowing isatabulation ofourunderstanding oftheissuesthatRG&Eisplanningtoaddressrelativetotheintegrity oftheGinnaStationContainment.

1.Takeexpeditious stepstoremovethestandingwaterfromthecontainment annularaccessarea,andmaintainitdry.2.Relativetothestructural detailbetweenthecylin-dricalwallofthecontainment andthebasemat,verifywhenandifslidingwilloccurunderdesignloadcon-ditions.Alsoevaluatetheeffectsofnoslidingonwallstresses.

3.Determine theeffectsofthebellowsonthefunctionofthetendons.Considerthebellowsperforming ornotperforming theirdesignintent.4.Determine thecapability ofthetensionrodstoperformtheirfunctions, andassessthemarginsassociated withthissystem.9009100295 900S28PDRADOCK05000244PPDITe(P+)Pllf(pgl" 5.Performanassessment ofthefollowing boundarycondi-tionsontheoveralljointdesign.a.Slidingcondition withhingeconnection.

b.Non-sliding condition withhingeconnection.

c.Partially fixedbaseforaandbabove.6.Investigate allaboveissues,considering appropriate seismicandLOCAloadcombinations.

7.ProvideacopyofGAIReportI2347"Containment BuildingTendonInvestigation",

andtheresultsofthechemicalanalysisofthegroundwater atGinnatotheNRC.Weunderstand thattheNRCwillmakeasitevisittoGinnaStationonSeptember 5and6,1990.Anyconcernsoractionitemsdifferent fromthoselistedaboveshouldbeprovidedtoRGGEpriortothattime.Verytrulyyours,LAS/155RobertC.Mecryxc:Mr.AllenR.Johnson(MailStop14D1)ProjectDirectorate I-3Washington, D.C.20555U.S.NuclearRegulatory Commission RegionI475Allendale RoadKingofPrussia,PA19406GinnaSeniorResidentInspector