ML17261B148

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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 Constellation icon.png
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/////////

/I///II////I///I

/////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