ULNRC-05934, Ameren Missouri 180-Day Flooding Walkdown Response to NRC Letter, Request for Information Pursuant to Title 10 of the Code of Federal Regulations 50.54(T) Regarding Recommendations 2.1, 2.3, and 9.3, of the Near-Term Task Force Review of

Ameren Missouri 180-Day Flooding Walkdown Response to NRC Letter, Request for Information Pursuant to Title 10 of the Code of Federal Regulations 50.54(T) Regarding Recommendations 2.1, 2.3, and 9.3, of the Near-Term Task Force Review of In

ML12333A165
Person / Time
Site:	Callaway
Issue date:	11/27/2012
From:	Reasoner C O Ameren Missouri
To:	Office of Nuclear Reactor Regulation, Document Control Desk
Shared Package
ML123330280	List: ML12333A165 ULNRC-05934, Ameren Missouri 180-Day Flooding Walkdown Response to NRC Letter, Request for Information Pursuant to Title 10 of the Code of Federal Regulations 50.54(T) Regarding Recommendations 2.1, 2.3, and 9.3, of the Near-Term Task Force Review of ULNRC-05934, PEUS-WR-12-4, Rev. 1, Post Fukushima Flooding Walkdown Report for Callaway Energy Center.
References
ULNRC-05934
Download: ML12333A165 (5)

Text

WAmeren MISSOURI November 27, 2012 ULNRC-05934 U.S. Nuclear Regulatory Commission Attn: Document Control Desk Washington, DC 20555-0001 Ladies and Gentlemen:

10 CFR 50.54(t) DOCKET NUMBER 50-483 CALLA WAY PLANT UNIT 1 UNION ELECTRIC CO. FACILITY OPERATING LICENSE NPF-30 AMEREN MISSOURI 180-DAY FLOODING WALKDOWN RESPONSE TO NRC LETTER, "REQUEST FOR INFORMATION PURSUANT TO TITLE 10 OF THE CODE OF FEDERAL REGULATIONS 50.54(t) REGARDING RECOMMENDATIONS 2.1, 2.3, AND 9.3, OF THE NEAR-TERM TASK FORCE REVIEW OF INSIGHTS FROM THE FUKUSHIMA DAI-ICHI ACCIDENT"

References:

1. NRC letter, "Request for Information Pursuant to Title 10 ofthe Code of Federal Regulations 50.54(t) Regarding Recommendations 2.1, 2.3, and 9.3, of the Near-Term Task Force Review oflnsights from the Fukushima Dai-Ichi Accident," dated March 12, 2012 2. NRC letter to Adrian P. Heymer, Nuclear Energy Institute, "Endorsement ofNuclear Energy Institute (NEI) 12-07, "Guidelines for Performing Verification W alkdowns of Plant Flood Protection Features," dated May 31,2012 3. ULNRC-05870, "Ameren Missouri Response to NRC Request for Information Pursuant to 10 CFR 50.54(t) Regarding the Flooding Walkdown Procedure in Recommendation 2.3 of the Near-Term Task Force Review of Insights from the Fukushima Dai-Ichi Accident," dated June 5, 2012 Callaway Plant On March 12, 2012, the Nuclear Regulatory Commission (NRC) issued the letter identified above as Reference 1 to Ameren Missouri.

Enclosure 4 of Reference 1 contains specific Requested Actions, Requested Information, and Required Responses associated with Recommendation 2.3 for Flooding.

PO Box 620 Fulton, MD 65251 AmerenMissouri.com ULNRC-05934 November 27, 2012 Page2 of4 In accordance with 10 CFR 50.54, "Conditions oflicenses," paragraph (f), addressees were requested to submit written responses to the information requests contained in the NRC's letter. The NRC letter specified due dates for the written responses.

With regard to Recommendation 2.3: Flooding, Enclosure 4, Required Response item 2 requires that within 180 days of the NRC's endorsement of the walkdown procedure (Reference 2), Ameren Missouri will submit its final response for the requested information.

Enclosure 1 to this letter contains Ameren Missouri's final response to Reference 1, Enclosure 4, Recommendation 2.3: Flooding.

Enclosure 1 includes a list of areas that were unable to be inspected due to inaccessibility.

Conditions that required corrective actions or evaluation have been entered into the site's corrective action program and will be resolved in accordance with that program. Attachment I contains a new commitment associated with the schedule for completing walkdowns of areas that were unable to be inspected due to inaccessibility.

If you have any questions concerning the content of this letter, please contact Scott Maglio, Regulatory Affairs Manager, at 573-676-8719.

I declare under penalty of peijury that the foregoing is true and correct. Executed on: ----------------

SJM/rmv

Attachment:

I. List of Commitments

Enclosure:

Cleveland

0. Reasoner Vice President, Engineering I. Post Fukushima Flooding Walkdown Report for Callaway Energy Center, PEUS-WR-12-4, Revision 1, November 20I2 ULNRC-05934 November 27, 2012 Page 3 of4 cc: Mr. Elmo E. Collins Regional Administrator U.S. Nuclear Regulatory Commission Region IV 1600 East Lamar Boulevard Arlington, TX 76011-4511 Senior Resident Inspector Callaway Resident Office U.S. Nuclear Regulatory Commission 8201 NRC Road Steedman, MO 65077 Mr. Fred Lyon Project Manager, Callaway Plant Office of Nuclear Reactor Regulation U.S. Nuclear Regulatory Commission Mail Stop 0-8B 1 Washington, DC 20555-2738 Mr. Eric J. Leeds Director, Office of Nuclear Reactor Regulation U.S. Nuclear Regulatory Commission Mail Stop 0-13H16M Washington, DC 20555-0001 ULNRC-05934 November 27,2012 Page4 of4 Index and send hardcopy to QA File A160.0761 Hardcopy:

Certrec Corporation 4150 International Plaza Suite 820 Fort Worth, TX 76109 (Certrec receives ALL attachments as long as they are non-safeguards and may be publicly disclosed.)

Electronic distribution*ror the following can be made via Other Situations ULNRC Distribution:

A. C. Heflin F. M. Diya C. 0. Reasoner III D. W. Neterer L. H. Graessle S. A. Maglio J. L. Fortman J. T. Patterson R. Holmes-Bobo NSRB Secretary T. B. Elwood Mr. Bill Muilenburg (WCNOC) Mr. Tim Hope (Luminant Power) Mr. Ron Barnes (APS) Mr. Tom Baldwin (PG&E) Mr. Mike Murray (STPNOC) Ms. Linda Conklin (SCE) Mr. John O'Neill (Pillsbury Winthrop Shaw Pittman LLP) Missouri Public Service Commission Attachment 1 to ULNRC-05934 LIST OF COMMITMENTS The following table identifies those actions committed to by Ameren Missouri in this document.

Any other statements in this document are provided for information purposes and are not considered commitments.

Please direct questions regarding these commitments to Scott Maglio, Regulatory Affairs Manager, at 573-676-8719.

COMMITMENT Due Date/Event COMN 1. Ameren Missouri will complete Completion of 50253 inspection of flood protection features Refueling Outage identified in Enclosure 1 of this letter, 20 (currently Post Fukushima Flooding W alkdown scheduled to Report for Callaway Energy Center, begin October 4, Section 5.6.1, Table 2, Flood Protection 2014) Features That Could Not Be Inspected.

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