ML18136A482
| ML18136A482 | |
| Person / Time | |
|---|---|
| Site: | Seabrook  |
| Issue date: | 05/02/2018 |
| From: | NRC Region 1 |
| To: | |
| Shared Package | |
| ML18109A014 | List: |
| References | |
| Download: ML18136A482 (11) | |
Text
Seabrook AnnualAssessmentMeeting Hampton, NH May 2, 2018
NRCStaff
- BlakeWelling,DeputyDirector,DRS RegionI
- MelGray,BranchChief,DRS - RegionI
- BrianWittick,BranchChief,NRR
- JustinPoole,ProjectManager,NRR
- PeteMeier,NRCResidentInspector 05/02/2018 2
AGENDA
- 2017SafetyPerformanceOverview
- NRCInspectionsofASRimpactedconcrete
- ASRLicenseAmendmentRequest
- LicenseRenewalStatus
- QuestionandAnswerSession
- ClosingRemarks 05/02/2018 3
Seabrook2017SafetyPerformance Overview
- Operatedsafelyandinamannerthat preservedpublichealthandsafety
- 6,500hoursofinspectionandrelated activities
- 6greenfindings
- Allgreenperformanceindicators
- LicenseeResponseColumn 05/02/2018 4
NRCInspectionsof ASRimpactedConcrete WhatisASR?
- In2010,ASRwasidentifiedinlocalizedareasof Seabrookconcretestructures
- ASRisachemicalreactioninconcrete,which occursovertimeinthepresenceofwater, betweenthealkalinecementandreactivesilica foundinsomeaggregates.
- ASRformsagelthatexpandscausingmicro cracksthateffectconcretematerialproperties 05/02/2018 5
NRCInspectionsof ASRimpactedConcrete InspectionSummary
- NRCspecialistinspectionscompletedeverysix months;lastperformedinMarch2018
- Licenserenewalinspectionisbeingconducted thisweektofollowupontheopenitem relatedtoASR 05/02/2018 6
ASRLicenseAmendment Request(LAR)
- InAugust2016,NextErasubmittedanLARtorevise the currentlicensingbasis requestedapprovalofa methodologytoanalyzeseismiccategoryIconcrete structures ApplicationcurrentlyunderNRCstaffreview:
- AuditprocessopenedinJanuary2017
- StaffsitevisitinJune2017
- RequestsforAdditionalInformation(RAIs)Issuedon August4andOctober11,2017
- ResponsestoRAIsreceivedonOct.3andDec.11,2017
- PublicMeetingsheldAugust24andNovember17,2017 05/02/2018 7
ASRLicenseAmendment Request(LAR)
- ApplicationcurrentlyunderNRCstaffreview (continued):
- 2nd StaffsitevisitinMarch2018
- DRAFTRAIs sentonApril18,2018
- StaffDRAFTsafetyevaluationinAugust2018
- FinalsafetyevaluationfollowingfallAdvisory CommitteeonReactorSafeguardsPublicMeetings
- AtomicSafetyandLicensingBoardHearingto occurfollowingfinalsafetyevaluation 05/02/2018 8
LicenseRenewalApplication(LRA)
ReviewStatus NextEra submitted a license renewal application (LRA) in June 2010 Safety review remains ongoing; NRC decision on the application has not been finalized Reasonable assurance that aging effects of ASR on concrete can be adequately managed is needed Remaining schedule milestones:
IP 71002 Inspections - May 2018 Staff Safety Evaluation Report - August 2018 ACRS Subcommittee and Full Committee meetings 05/02/2018 9
LicensingReviewTimeline (RENEWED LICENSE)
LRA Submitted LAR Submitted LRA SER LRA FinalSE 2019 hearing onLAR 05/02/2018 10 2010 LRA Updated ACRS Meetings (LRA)
Aug2018 Dec2018 Aug2016 Fall2018 2019 LAR DraftSE LAR FinalSE (CURRENT LICENSE)
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- Questions?
05/02/2018 11