The U.S. Nuclear Regulatory Commission is in the process of rescinding or revising guidance and policies posted on this webpage in accordance with Executive Order 14151 Ending Radical and Wasteful Government DEI Programs and Preferencing, and Executive Order 14168 Defending Women From Gender Ideology Extremism and Restoring Biological Truth to the Federal Government. In the interim, any previously issued diversity, equity, inclusion, or gender-related guidance on this webpage should be considered rescinded that is inconsistent with these Executive Orders.

ACRS Joint Subcommittee on Reliability and Probabilistic Assessment Meeting - December 15-16, 1999

REVISED 12/7/99

ADVISORY COMMITTEE ON REACTOR SAFEGUARDS
MEETING OF THE JOINT SUBCOMMITTEE ON
RELIABILITY AND PROBABILISTIC RISK ASSESSMENT
ROOM T-2B3, 11545 ROCKVILLE PIKE, ROCKVILLE, MD
DECEMBER 15-16, 1999

ACRS Contact: Michael T. Markley (301) 415-6885

- PROPOSED SCHEDULE -

TOPIC PRESENTER TIME December 15, 1999 1) Introduction 8:30-8:35 am . Review goals and objectives G. Apostolakis, ACRS for this meeting: - programs for risk-based analysis of operating experience and special studies - risk-informed technical specifications 2) NRC Staff Presentation 8:35-10:00 am . Program overview P. Baranowsky, RES S. Mays, RES, et.al. . data sources: EPIX and RADS . common-cause failure analysis . Status of system/component studies: - high-pressure safety injection - reactor protection system (Westinghouse and General Electric) - component performance turbine- and motor-driven pumps - high pressure core spray - high pressure coolant injection - reactor core isolation cooling . accident sequence precursor analyses - recent results, e.g., D.C. Cook - model development . risk-based performance indicator development ** BREAK ** 10:00-10:15 am 3) NRC Staff Presentation 10:15-12:00 noon . Continued discussion of topics and P. Baranowsky, RES special studies noted above S. Mays, RES, et.al. ** LUNCH ** 12:00-1:00 pm 4) NRC Staff Presentation 1:00-2:00 pm . Continued discussion of topics and P. Baranowsky, RES special studies noted above S. Mays, RES, et.al. 5) General Discussion and Recess 2:00-2:30 pm . General discussion and comments G. Apostolakis, ACRS by Members of the Subcommittee; items for future meetings December 16, 1999 6) Introduction 8:30-8:35 am . Review goals and objectives G. Apostolakis, ACRS for this meeting: - NRC staff activities in risk-informed technical specifications (TS) - industry initiatives proposed by Risk- Informed Technical Specification Task Force (RITSTF) 7) NRC Staff Presentation 8:35-10:00 am . Introductory remarks B. Beckner, NRR R. Barrett, NRR . Status of risk-informed TS activities N. Gilles, NRR since last briefing . Discussion of staff's strategic vision and R. Dennig, NRR staff activities in support of RITSTF initiatives ** BREAK ** 10:00-10:15 am 8) Industry Presentation 10:15-11:45 am . RITSTF Goals & Initiatives Biff Bradley, NEI - define HOT SHUTDOWN as preferred Tom Hook, SCE end state for TS actions Sharon Mahler, NPPD - delay time for entry into TS action for Wayne Harrison, HL&P missed surveillances - modify Mode restraint logic to allow entry into higher Modes based on risk - use of configuration risk management for allowed outage times - optimize surveillance requirements - modify TS 3.0 3 one-hour shutdown requirement - define actions for equipment that is functional but not operable 9) General Discussion and Adjournment 11:45-12:00 noon . General discussion and comments G. Apostolakis, ACRS by Members of the Subcommittee; items for future meetings Note: Presentation time should not exceed 50% of the total time allocated for a specific item. Number of copies of presentation materials to be provided to the ACRS - 35.

Page Last Reviewed/Updated Monday, June 04, 2018