ML22250A437

NRC Staffs Presentation for September 8, 2022 Partially Closed Public Meeting with Constellation - Review Planning and Tentative Review Timeline

ML22250A437
Person / Time
Site:	Limerick
Issue date:	09/08/2022
From:	Marshall M Plant Licensing Branch 1
To:
Marshall M
References
EPID L-2020-LRM-0041
Download: ML22250A437 (14)

Text

ReviewPlanningand TentativeReviewTimeline PreApplicationMeetingwithConstellationrePlanned LimerickDigitalInstrumentationandControlsLicense AmendmentRequest September8,2022

Typical License Amendment Request Review Timeline Acceptance Review Detailed Technical Review Technical Review

~75%

Licensing, Supervisory, and Legal Review

~25%

Amendment Request Submitted Amendment Decision Issued reviewduration 2

Typical License Amendment Request Review Timeline Acceptance Review Detailed Technical Review Amendment Request Submitted Acceptance Decision Issued Safety Evaluation Draft Completed Amendment Package Completed Amendment Decision Issued Assumes No Additional Information to Docket 3

Planned Review (i.e., Work) Breakdown Structure ReviewElements ReviewBranches (01)TechnicalSpecificationReview STSB,EICB,ELTB,SNSB (02)SystemArchitectureReview EICB,ELTB (03)FundamentalDesignPrinciplesReview SNSB,EICB,ELTB,IOLB (04)EquipmentQualificationReview EICB,ELTB (05)DigitalI&CSystemDevelopmentProcessesReview EICB,ELTB,IQVB (06)ReferencedTopicalReportApplicationReview EICB,ELTB (07)IEEEStd6031991and74.3.22003ConformanceReviews EICB,ELTB (08)SecureDevelopmentandOperationalEnvironmentReview EICB,ELTB (09)HumanFactorsConsiderationReview IOLB (10)VendorOversightPlanSummaryReview IQVB,ELTB EliminationofTurbineEnclosure-MainSteamLine

TunnelTemperature-HighIsolationFunction

RedundantReactivityControlSystemReclassification

ForPlannedLimerickDigitalI&CLicenseAmendmentRequest 4

(11)otherchanges

ReviewElement MappingtoEnclosureB*

(01)TechnicalSpecificationReview D.7.1 (02)SystemArchitectureReview D.1.1,D.2.1.1,D.2.2.1,D.2.3.1,D.2.4.1, D.2.5.1 (03)FundamentalDesignPrinciplesReview D.2.6.1 (04)EquipmentQualificationReview D.3.1 (05)DigitalI&CSystemDevelopmentProcessesReview D.4.1 (06)ReferencedTopicalReportApplicationReview D.5.1 (07)IEEEStd6031991and74.3.22003ConformanceReviews D.6 (08)SecureDevelopmentandOperationalEnvironmentReview D.8.1 (09)HumanFactorsConsiderationReview n/a,NUREG0711 (10)VendorOversightPlanSummaryReview C.2.2 (11)OtherChanges n/a

• EnclosureBofISG06providepointerstothesectionofISG06that describeinformationtobeprovidedbyLicensee.

5 Planned Review (i.e., Work) Breakdown Structure ForPlannedLimerickDigitalI&CLicenseAmendmentRequest

Planned Review (i.e., Work) Breakdown Structure for Technical Review

• Plannedtechnicalreviewstructureisbasedprimarilyonalternatereview processdescribedinISG06

• Amountofworkinelementsofreviewstructurewillvaryfromlicense amendmenttolicenseamendmentbasedonscopeandcontentofrequest

• Additionalelementswereaddedbasedonexpectedscopeandcontentof request(e.g.,EliminationofTurbineEnclosure-MainSteamLine) 6

Planning Assumptions Tentative* Review Timeline

• Actualreviewtimelinewillbedevelopedduringacceptance reviewoftheamendmentrequest.

ReviewTimeline Amendment Request Available Review Staff ForPlannedLimerickDigitalI&CLicenseAmendmentRequest 7

Planned Supplements Licenseeinputtoreview timeline

Tentative* Review Timeline

• Actualreviewtimelinewillbedevelopedduringacceptance reviewoftheamendmentrequest.

ForPlannedLimerickDigitalI&CLicenseAmendmentRequest 8

StartofUnit 1Outage SEP 2022 OCT 2022 NOV 2022 DEC 2022 JAN 2023 FEB 2023 MAR 2023 APR 2023 MAY 2023 JUN 2023 JUL 2023 AUG 2023 SEP 2023 OCT 2023 NOV 2023 DEC 2023 JAN 2024 FEB 20234 MAR 2024 APR 2024 MAY 2024 JUN 2024 JUL 2024 AUG 2024 SEP 2024 2

1 1

2 3

4 5

6 7

8 9

10 11 12 13 14 15 16 17 18 19 20 21 22 Receiptof License Amendment Request Acceptance Decisions Issued 20220822 Amendment Decision Issued September30,2022 December12,2022 March11,2024 April4,2022 15monthreviewdurationcommunicatedtoConstellation (assumesnoneedforopportunitytosupplement)

Tentative* Review Timeline

• Actualreviewtimelinewillbedevelopedduringacceptance reviewoftheamendmentrequest.

ForPlannedLimerickDigitalI&CLicenseAmendmentRequest 9

• Actualreviewtimelinewillbedevelopedduringacceptance reviewoftheamendmentrequest.

• NRCstaffisplanningformultiplesetsof1st roundrequestforadditionalinformation

• NRCstaffisplanningfor4to6regulatoryauditsforfourreviewelements

- DigitalI&CSystemDevelopmentProcessesReview

- SecureDevelopmentandOperationalEnvironmentReview

- HumanFactorsConsiderationReview

- VendorOversightPlanSummaryReview

• NRCstaffisplanningfor22nd roundsofrequestforadditionalinformationfortwo reviewelements

- EquipmentQualificationReview

- HumanFactorsConsiderationReview 10 Tentative* Review Timeline ForPlannedLimerickDigitalI&CLicenseAmendmentRequest

Tentative* Review Timeline

• Actualreviewtimelinewillbedevelopedduringacceptance reviewoftheamendmentrequest.

ForPlannedLimerickDigitalI&CLicenseAmendmentRequest 11

?

?

OpenItemsList

Tentative* Review Timeline

• Actualreviewtimelinewillbedevelopedduringacceptance reviewoftheamendmentrequest.

ForPlannedLimerickDigitalI&CLicenseAmendmentRequest 12

ReviewPlanningand TentativeReviewTimeline

Acronyms and Initialisms ACRS AdvisoryCommitteeOnReactorSafeguards EICB-InstrumentationandControlsBranch ELTB-LongTermOperationsandModernizationbranch HFE-humanfactorsengineering I&C-instrumentationandcontrols IEEE-InstituteofElectricalandElectronicsEngineers IOLB-OperatorLicensingandHumanFactorsBranch IQVB-QualityAssuranceandVendorInspectionBranch ISG-interimstaffguidance SDOE securedevelopmentandoperationalenvironment SNSB-NuclearSystemPerformanceBranch Std standard STSB-TechnicalSpecificationBranch VOP-vendoroversightplan 14