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NRC Actions for Crediting Mitigating Strategies in Risk-Informed Decision Making Michael Montecalvo

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NRC Actions for Crediting Mitigating Strategies in Risk-Informed Decision Making Michael Montecalvo
NRC Actions for Crediting Mitigating
Strategies in Risk-Informed
Decision Making
Michael Montecalvo
Reactor Operations Engineer (Human Factors)
PRA Operations & Human Factors Branch
Division of Risk Assessment
Office of Nuclear Reactor Regulation
Status Update
• Internal NRC stakeholder workshop held November, 2015.
• Project leads met with staff/management of key areas supporting RIDM in November, 2015.
• NEI submitted two white papers on behalf of industry in December, 2015.
• Public meeting held in December, 2015.
• Received NRC staff comments on white papers (December/January).
• Public teleconference held in January, 2016.
• Public Risk‐Informed Steering Committee brief held in February, 2016.
Areas for Potential PRA Credit for FLEX
• Risk‐Informed License Amendment Requests
• Mitigating Systems Performance Indicator (MSPI)
• Maintenance Rule 10 CFR 50.65 • Accident Sequence Precursor (ASP) Program • Generic Issue Resolution
• Rule Making – Regulatory Analysis • Significance Determination Process (SDP)
• Notices of Enforcement Discretion (NOEDs) • Incident Response (MD 8.3)
1
NRC Response to White Papers
• Large number of comments from NRC interested stakeholders.
• Industry white papers provide a framework to streamline a number of risk‐
informed applications.
• Industry white papers appropriately address a large number of issues important to NRC staff concerning RIDM.
• NRC staff intends to develop application specific guidance to supplement NRC’s current implementing guidance (e.g., RASP, IMCs, etc.).
Next Steps
• Public workshop with industry and NRC technical experts to be held March 16, 2016.
• Based on insights from the workshop, industry will revise white papers.
• NRC expects to receive revised industry white papers in April 2016.
• NRC will prioritize and develop application specific guidance. (April – December) 2
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