ML18033A023: Difference between revisions

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{{#Wiki_filter:DISCUSSION TOPICS PUBLIC MEETING BETWEEN THE NUCLEAR REGULATORY COMMISSION AND  THE NUCLEAR ENERGY INSTITUTE, SOUTHERN ENERGY, DUKE ENERGY, AND ENTERGY REGARDING TORNADO MISSILE RISK EVALUATOR PILOT SUBMITTALS FEBRUARY 7, 2018 1. Discuss the basis for one-a-time (i.e., not aggregated) sensitivity analyses. 2. Discuss the basis for 30' threshold for distinguishing between near ground vs. elevated targets. 3. Discuss how the grade level is defined relative to 30 foot threshold. 4. Discuss the basis for the zonal vs uniform adjustment factor. 5. Discuss whether any other events were considered outside of a loss of offsite power.  
{{#Wiki_filter:DISCUSSION TOPICS PUBLIC MEETING BETWEEN THE NUCLEAR REGULATORY COMMISSION AND  THE NUCLEAR ENERGY INSTITUTE, SOUTHERN ENERGY, DUKE ENERGY, AND ENTERGY REGARDING TORNADO MISSILE RISK EVALUATOR PILOT SUBMITTALS FEBRUARY 7, 2018 1. Discuss the basis for one-a-time (i.e., not aggregated) sensitivity analyses. 2. Discuss the basis for 30' threshold for distinguishing between near ground vs. elevated targets. 3. Discuss how the grade level is defined relative to 30 foot threshold. 4. Discuss the basis for the zonal vs uniform adjustment factor. 5. Discuss whether any other events were considered outside of a loss of offsite power.
: 6. Discuss the basis for the Vogtle site-specific missile counts and why construction missiles are considered "temporary." 7. Discuss the distribution of missile types that are considered in the Vogtle analysis.  
: 6. Discuss the basis for the Vogtle site-specific missile counts and why construction missiles are considered "temporary." 7. Discuss the distribution of missile types that are considered in the Vogtle analysis.
: 8. Describe the actions proposed should the risk acceptance guidelines or associated methodology assumptions are exceeded.}}
: 8. Describe the actions proposed should the risk acceptance guidelines or associated methodology assumptions are exceeded.}}

Revision as of 00:05, 26 April 2019

Meeting Slides - February 7, 2018, Public Meeting Concerning Pilot Topics and Feedback on Tornado Missile Risk Evaluator Methodology
ML18033A023
Person / Time
Site: Vogtle  Southern Nuclear icon.png
Issue date: 02/07/2018
From: Ellen Brown
Special Projects and Process Branch
To:
Brown E, NRC/NRR/LSPB, 415-2315
References
Download: ML18033A023 (1)
v • d • e


Text

DISCUSSION TOPICS PUBLIC MEETING BETWEEN THE NUCLEAR REGULATORY COMMISSION AND THE NUCLEAR ENERGY INSTITUTE, SOUTHERN ENERGY, DUKE ENERGY, AND ENTERGY REGARDING TORNADO MISSILE RISK EVALUATOR PILOT SUBMITTALS FEBRUARY 7, 2018 1. Discuss the basis for one-a-time (i.e., not aggregated) sensitivity analyses. 2. Discuss the basis for 30' threshold for distinguishing between near ground vs. elevated targets. 3. Discuss how the grade level is defined relative to 30 foot threshold. 4. Discuss the basis for the zonal vs uniform adjustment factor. 5. Discuss whether any other events were considered outside of a loss of offsite power.

6. Discuss the basis for the Vogtle site-specific missile counts and why construction missiles are considered "temporary." 7. Discuss the distribution of missile types that are considered in the Vogtle analysis.
8. Describe the actions proposed should the risk acceptance guidelines or associated methodology assumptions are exceeded.
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