ML18051A199

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Approval of ASME Code Cases for Industry Use, TSTF Presentation from 2/15/2018 Quarterly Meeting
ML18051A199
Person / Time
Site: Technical Specifications Task Force
Issue date: 02/15/2018
From: Lashley P
Technical Specifications Task Force
To:
Office of Nuclear Reactor Regulation
Honcharik M
Shared Package
ML18051A193 List:
References
Download: ML18051A199 (7)


Text

Technical Specifications Task Force A Joint Owners Group Activity TSTF ApprovalofASMECodeCasesfor IndustryUse PhilLashley TechnicalSpecificationsTaskForce 1

Technical Specifications Task Force A Joint Owners Group Activity TSTF Introduction

  • CurrentapprovalofASMECodeCasesforindustrywideuseis governedby10CFR50.55a

- 10CFR50.55a(a)(1)(iii)incorporatescertaincodecases, likeN5133,N7221,N7294,etc.

- 10CFR50.55a(a)(3)incorporatesregulatoryguidesthatlist theASMECodeCasesthataregenericallyapprovedfor industry.

  • RG1.84forASMESectionIII
  • RG1.147forinservice inspection
  • RG1.192foroperationandmaintenance.

2

Technical Specifications Task Force A Joint Owners Group Activity TSTF RGRevision RGrevisionisasignificantregulatoryeffort:

- RG1.84

  • Revision3510/2010
  • Revision3608/2014
  • Revision3701/2018

- RG1.147

  • Revision1610/2010
  • Revision1708/2014
  • Revision1801/2018

- RG1.192

  • InitialRevision06/2003
  • Revision110/2014
  • Revision201/2018 3

Technical Specifications Task Force A Joint Owners Group Activity TSTF OperatingExperience

  • Betweenrevisions,licenseeuseofnew/updatedCodeCases requiresindividualsubmittals,ofteninshortenedtimeframe

- CodeCaseN5134

  • ASMEapproved5/7/2014
  • ArkansasNuclearOneemergencyrequestsubmitted10/31/2014
  • Exelonfleetrequestsubmitted1/28/2016
  • Fermirequestsubmitted8/15/17
  • Cooperrequestsubmitted8/17/17
  • Perryemergencyrequestsubmitted8/20/17
  • Regulatorandlicenseeefficienciescouldberealizedif individualCodeCasescouldbeapprovedbetweenRGand regulationrevisionswithoutlicenseesubmittals.

4

Technical Specifications Task Force A Joint Owners Group Activity TSTF IndustryProposal NearTermApproach

  • IndustryselectsASMEapprovedCodeCaseswithgeneric applicability
  • Industrysubmitsasinglecombinedreliefrequestforall applicableplantsusingthecurrentregulatoryprocess
  • NRCSEwouldlistanylimitationsorconditions
  • NRCSEwouldbepartofalllicenseedockets 5

Technical Specifications Task Force A Joint Owners Group Activity TSTF IndustryProposal LongTermApproach

  • Industrywouldrequestarevisionto10CFR50.55ato incorporateanexpeditedreviewprocessforASMEapproved CodeCases
  • WouldallowNRCtopublishaSEwithanyrelativelimitations orconditionswithoutalicenseesubmittal
  • WouldallowlicenseestouseNRCapprovedCodeCases betweenRGrevisionsand10CFR50.55arulemaking 6

Technical Specifications Task Force A Joint Owners Group Activity TSTF Discussion 7