ML18312A352

Slides for 11/14/18 Meeting, Treatment of PRA Methods in TSTF-505: Proposed Implementation

ML18312A352
Person / Time
Site:	Nuclear Energy Institute
Issue date:	11/14/2018
From:	Nuclear Energy Institute
To:	Office of Nuclear Reactor Regulation
Purnell B, 415-1380
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Download: ML18312A352 (5)

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Treatment of PRA Methods in TSTF-505: Proposed Implementation

Key milestones to support TSTF-505 implementation NEI 17-07

• NRC comments to industry (November 2018)

• Enhanced update/upgrade guidance (December 2018)

• NEI 17-07 R1 (January 2019)

• Interim guidance memo (March 2019)

Scoping survey on prevalence of newly developed methods (November 2018 - complete)

©2018 Nuclear Energy Institute 2

Key milestones to support TSTF-505 implementation Internal NRC document updates (training, inspection manuals, etc) (March 2019)

Industry template report letter (January 2019)

• Finalize tech spec admin section language (December 2018)

• Define scope of upgrades requiring notification (December 2018)

• Define report response timeline and format (December 2018)

Pilot of newly developed method peer review (March 2019)

©2018 Nuclear Energy Institute 3

Scoping Survey Results NEI surveyed utilities regarding plans for use of newly-developed methods

• Intended to determine scope of potential newly-developed method reports

• Assist in workload planning and evaluation of implementation alternatives for treatment of newly-developed methods Newly-developed method scope is small

• 2018-2020 EPRI fire research

• 1-2 others dependent upon final definition of newly-developed method

©2018 Nuclear Energy Institute 4

Longer-Term Supporting Actions Revision to TSTF-505 model SE

• Incorporate tech spec admin language

• Remove existing language on approved methods RG 1.200 R3

• Include endorsement of revised NEI 17-07

©2018 Nuclear Energy Institute 5