ML12261A301

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Notice of Forthcoming Public Meeting Via Conference Call with STP Nuclear Operating Company to Discuss Risk-Informed GSI-191, Assessment of Debris Accumulation on Pressurized-Water Reactor (PWR) Sump Performance, Resolution Approach
ML12261A301
Person / Time
Site: South Texas  STP Nuclear Operating Company icon.png
Issue date: 09/21/2012
From: Balwant Singal
Plant Licensing Branch IV
To: Markley M
Plant Licensing Branch IV
Singal B
References
TAC ME7735, TAC ME7736
Download: ML12261A301 (4)
v • d • e


Text

UNITED STATES NUCLEAR REGULATORY COMMISSION WASHINGTON, D.C. 20555-0001 September 21,2012 MEMORANDUM TO: Michael 1. Markley, Chief Plant Licensing Branch IV Division of Operating Reactor Licensing Office of Nuclear Reactor Regulation FROM: Balwant K Singal, Senior Project Manager ~ "") AI ~ ~t Plant Licensing Branch IV ~

Division of Operating Reactor Licensing Office of Nuclear Reactor Regulation

SUBJECT:

FORTHCOMING PUBLIC MEETING VIA CONFERENCE CALL WITH STP NUCLEAR OPERATING COMPANY (TAC NOS. ME7735 AND ME7736)

DATE & TIME: Wednesday, October 10, 2012 9:00 a.m. ~ 4:00 p.m.

LOCATION: U.S. Nuclear Regulatory Commission 11555 Rockville Pike, Room 0~09B6 Rockville, Maryland PURPOSE: Conference call public meeting between STP Nuclear Operating Company (STPNOC) and U.S. Nuclear Regulatory Commission (NRC) staff to discuss Generic Safety Issue (GSI) 191, "Assessment of Debris Accumulation on PWR [Pressurized-Water Reactor] Sump Performance." STPNOC will discuss a risk informed GSI-191 resolution option approach regarding South Texas Project, Units 1 and 2.

CATEGORY": This is a Category 1 Meeting via conference call. The public is invited to participate in this meeting and will have one or more opportunities to communicate with the NRC after the business portion, but before the meeting is adjourned .

.. Commission's Policy Statement on "Enhancing Public Participation in NRC Meetings" (67 FR 36920), May 28, 2002.

M. Markley -2 PARTICIPANTS: Participants from the NRC include members of the Office of Nuclear Reactor Regulation (NRR).

NRC STPNOC S. Bailey B. Letellier J. Tejada S. Dinsmore S. Blossom K.Howe D. Harrison E.Kee J. Leavitt P. Klein T. Sande C. Chappel M. Yoder W. Schultz D. Johnson M. Snodderly J. Paul D. Morton S. Smith Z. Mohaghegh C. Grantom G. Kulesa R. Vaghetto et. al E. Geiger G. Zigler' B. Singal, et al.

Interested members of the public can participate in this meeting via a toll-free audio teleconference. Please e-mail or call (e-mail preferred) one of the meeting contacts listed below before October 9,2012,3:00 p.m. (Eastern Daylight Time), to get the telephone number and the pass code.

MEETING CONTACTS: Balwant K. Singal, NRR Joseph M. Sebrosky 301-415-3016 301-415-1132 Balwant. Singal@nrc.gov Joseph. Sebrosky@nrc.gov The NRC provides reasonable accommodation to individuals with disabilities where appropriate.

If you need a reasonable accommodation to participate in a meeting, or need a meeting notice or a transcript or other information from a meeting in another format (e.g., Braille, large print),

please notify the NRC's meeting contact. Determinations on requests for reasonable accommodation will be made on a case-by-case basis.

To receive a summary of this meeting and begin receiving other plant-specific e-mail distributions, you must subscribe to the Operating Reactor Correspondence electronic distribution for this plant via http://www.nrc.gov!public-involvellistserver/plants-by-region.html.

Once subscribed, if you wish to discontinue receiving electronic distribution, you may unsubscribe at any time by visiting the same web address above.

Docket Nos. 50-498 and 50-499

Enclosure:

Agenda cc w!encl: Distribution via Listserv

AGENDA FORTHCOMING PUBLIC MEETING VIA CONFERENCE CALL WITH STP NUCLEAR OPERATING COMPANY AND U.S. NUCLEAR REGULATORY COMMISSION SOUTH TEXAS PROJECT, UNITS 1 AND 2 DOCKET NOS. 50-498 AND 50-499 WEDNESDAY. OCTOBER 10, 2012 9:00 a.m. - 4:00 p.m.

  • Introductions
  • Discuss the following topics related to risk-informed approach to resolution of Generic Safety Issue (GSI) -191:

Feedback on strainer pass through experiment plan.

High-temperature vertical loop head loss experiments plan and protocol followup.

Review the methodology used to evaluate the risk (probabilistic risk assessment (PRA) and containment accident sequence stochastic analysis (CASA) Grande applications) and to solicit feedback from the NRC staff on any additional information that may be required from the analysis.

Chemical effects debris bed protocol and precipitate diagnostics.

Relationship of the South Texas Project approach to the risk-informed approach in Nuclear Energy Institute (NEI) 04-07.

  • NRC staff input.
  • Public comments.
  • Adjourn.

Note:

There are no additional presentation materials provided by STPNOC for the purpose of this meeting. The discussion will be based on the materials provided in the previous public meetings held on this topic between June 2, 2011, and September 6, 2012.

Enclosure

ML12261A301 RULPL4/PM Singal*

9/20/12 DORULPL4/LA JBurkhardt 9/20/12 MMarkley 9/21/12

'concurrence via email DORULPL4/BC DORULPL4/PM LWilkins for BSingal 9/21112

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