ML13003A237

Unit 1, Seismic Recommendation 2.3 Walkdown Report Requested by NRC Letter, Request for Information Pursuant to Title 10 of the Code of Federal Regulations 50.54(f) Re Recommendations 2.1, 2.3, and 9.3.

ML13003A237
Person / Time
Site:	Vogtle
Issue date:	11/27/2012
From:	Ajluni M J Southern Nuclear Engineering
To:	Document Control Desk, Office of Nuclear Reactor Regulation
References
NL-12-2270
Download: ML13003A237 (3)

Text

Mark J. Ajiuni, P.E.Nuclear Licensing Director Southern Nuclear Operating Company, Inc.40 Inverness Center Parkway Post Office Box 1295 Birmingham, Alabama 35201 Tel 205.992.7673 Fax 205.992.7885 November 27, 2012 Docket Nos.: 50-424 SOUTHERN 'A COMPANY NL-12-2270 U. S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, D. C. 20555-0001 Vogtle Electric Generating Plant -Unit 1 Seismic Recommendation

2.3 Walkdown

Report Requested by NRC Letter, Request for Information Pursuant to Title 10 of the Code of Federal Regulations 50.54(o Regarding Recommendations 2.1, 2.3, and 9.3, of the Near-Term Task Force Review of Insights from the Fukushima Daiichi Accident, dated March 12, 2012

Reference:

1.NRC Letter, Request for Information Pursuant to Title 10 of the Code of Federal Regulations 50.54(f) Regarding Recommendations 2.1, 2.3, and 9.3, of the Near-Term Task Force Review of Insights from the Fukushima Daiichi Accident;, dated March 12, 2012.2. Electric Power Research Institute (EPRI) Report 1025286, Seismic Walkdown Guidance:

For Resolution of Fukushima Near-Term Task Force Recommendation 2.3: Seismic, dated June 2012.Ladies and Gentlemen:

On March 12, 2012, the U. S. Nuclear Regulatory Commission (NRC) issued Reference 1 to all power reactor licensees and holders of construction permits in active or deferred status. Enclosure 3 of Reference 1 requests licensees to perform seismic walkdowns using an NRC-endorsed walkdown methodology.

The NRC requested information for the following purposes:* to gather information with respect to NTTF Recommendation 2.3, as amended by staff requirements memorandum (SRM) associated with SECY-11-0124 and SECY-11-0137.

• to request licensees to develop a methodology and acceptance criteria for seismic walkdowns to be endorsed by the NRC staff.* to request licensees to perform seismic walkdowns using the NRC-endorsed seismic walkdown methodology.

• to identify and address degraded, nonconforming, or unanalyzed conditions through the corrective action program.

U. S. Nuclear Regulatory Commission NL-12-2270 Page 2* to verify the adequacy of licensee monitoring and maintenance procedures.

Enclosure 3 of Reference 1 requires each addressee to submit its final response within 180 days of the NRC's endorsement of Reference 2 of this letter. This letter provides Southern Nuclear Operating Company's 180 day response to Reference 1 for Vogtle Electric Generating Plant Unit 1. Enclosure 1 of this letter contains the seismic walkdown report as required by Reference 1.This letter contains no NRC commitments.

If you have any questions, please contact Ken McElroy at (205) 992-7369.Mr. Mark Ajluni states he is Nuclear Licensing Director of Southern Nuclear Operating Company, is authorized to execute this oath on behalf of Southern Nuclear Operating Company and, to the best of his knowledge and belief, the facts set forth in this letter are true.Sworn and subscre before me this ý 7Oday of '4- 2012.INotary Public My commission expires: / 7 2o I Respectfully submitted, M. J. Ajluni Nuclear Licensing Director MJAICLN/lac

Enclosure:

Vogtle Unit 1 Seismic Walkdown Report for Resolution of Fukushima Near-Term Task Force Recommendation 2.3: Seismic U. S. Nuclear Regulatory Commission NL-1 2-2270 Page 3 cc: Southern Nuclear Operating Company Mr. S. E. Kuczynski, Chairman, President

& CEO Mr. D. G. Bost, Executive Vice President

& Chief Nuclear Officer Mr. T. E. Tynan, Vice President

-Vogtle Mr. B. L. Ivey, Vice President

-Regulatory Affairs Mr. B. J. Adams, Vice President

-Fleet Operations RType: CVC7000 U. S. Nuclear Regulatory Commission Mr. V. M. McCree, Regional Administrator Mr. R. E. Martin, NRR Senior Project Manager -Fleet Mr. L. M. Cain, Senior Resident Inspector

-Vogtle State of Geor-gia Mr. J. H. Turner, Environmental Director Protection Division