ML103480708

Final Safety Analysis Report - Response to Requests for Additional Information

ML103480708
Person / Time
Site:	Watts Bar
Issue date:	12/10/2010
From:	Bajestani M Tennessee Valley Authority
To:	Document Control Desk, Office of Nuclear Reactor Regulation
References
Download: ML103480708 (6)

Text

Withhold from Public Disclosure Under 10 CFR 2.390 Tennessee Valley Authority, Post Office Box 2000, Spring City, Tennessee 37381-2000 December 10, 2010 10 CFR 50.4(b)(6) 10 CFR 50.34(b)10 CFR 2.390(d)(1)

U.S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, D.C. 20555-0001 Watts Bar Nuclear Plant, Unit 2 NRC Docket No. 50-391

Subject:

Watts Bar Nuclear Plant (WBN) Unit 2 -Final Safety Analysis Report (FSAR) -Response to Requests for Additional Information This letter responds to a number of requests for additional information (RAIs) regarding the Unit 2 FSAR.Enclosure 1 provides the responses to RAIs involving multiple FSAR chapters.

This includes a revised version of the response to RAI SBPB 9.1 -2 originally provided by TVA letter dated July 31, 2010 (Reference 1.).Enclosure 2 provides the layout drawings and calculation for RAI 12 -6.Enclosure 3 provides summary heat load and flow tables for RAI 9.2 -CCS -4.Enclosure 4 provides the response to RAI 15.0.0 -1.b. Enclosure 4 contains information proprietary to Westinghouse.

The nonproprietary version of Enclosure 4 and the applications for withholding will be provided two weeks after receipt from Westinghouse.

TVA requests that the Westinghouse proprietary information be withheld from public disclosure in accordance with 10 CFR § 2.390.Enclosure 5 provides summary heat load and flow tables for RAI 9.2.1 -ERCW -3.Enclosure 6 provides the new commitments contained in this letter.If you have any questions, please contact Bill Crouch at (423) 365-2004.6 U.S. Nuclear Regulatory Commission Page 2 December 10, 2010 I declare under penalty of perjury that the foregoing is true and correct. Executed on the 10 day of December, 2010.Sincerely, Masoud B stani" Watts B //nit,2 Vice President

Enclosures:

1. Responses to RAIs Regarding Unit 2 FSAR 2. Response to RAI 12 -6.3. Summary Heat Load and Flow Tables for RAI 9.2 -CSS -4.4. Response to RAI 15.0.0 -1.b.5. Summary Heat Load and Flow Tables for RAI 9.2.1 -ERCW -3.6. List of New Regulatory Commitments Attachments:

1. Draft Change Pages Referenced in the Response to RAIs 9.2 -CCS -1, 9.2 -CCS -1, and 9.2 -CCS -1 2. Drawings Referenced in the Response to RAI 10.4.9 -BOP -AFW -3 3. Figures Referenced in the Response to RAI 15.5 -2 U.S. Nuclear Regulatory Commission Page 3 December 10, 2010

References:

1. TVA to NRC letter dated July 31, 2010, 'Watts Bar Nuclear Plant (WBN) Unit 2 -Final Safety Analysis Report (FSAR) -Response to Preliminary Requests for Additional Information and Requests For Additional Information" (ADAMS Accession No.ML1102290258)

2. NRC to TVA letter dated August 27, 2010, "Watts Bar Nuclear Plant, Unit 2 -Request for Additional Information Regarding Licensee's Final Safety Analysis Report Amendment.Related to Chapters 11, 'Radioactive Waste Management' and 12, 'Radiation Protection'(TAC No. ME2731)" (ADAMS Accession No. ML1102360201)

3. TVA to NRC letter dated June 3, 2010, 'Watts Bar Nuclear Plant (WBN) Unit 2 -Final Safety Analysis Report (FSAR) -Response to Preliminary Requests for Additional Information" (ADAMS Accession No. ML1 01600477)4. NRC to TVA letter dated September 17, 2010, "Watts Bar Nuclear Plant, Unit 2 -Request for Additional Information Regarding Final Safety Analysis Report Amendment Related to Section 9.2 (TAC No. ME4074)" (ADAMS ML1 02510313)5. NRC to TVA letter dated September 20, 2010, "Watts Bar Nuclear Plant, Unit 2 -Request for Additional Information Regarding Final Safety Analysis Report.Related to Section 15 (TAC No. ME4074)" (ADAMS Accession No. ML102590244)

6. NRC to TVA letter dated October 20, 2010, 'Watts Bar Nuclear Plant, Unit 2 -Request for Additional Information Regarding Final Safety Analysis Report Amendment Related to Section 9.2.1 (TAC No, ME4074)" (ADAMS ML102880442)

7. NRC to TVA letter dated November 9, 2010, 'Watts Bar Nuclear Plant, Unit 2 -Request For Additional Information Regarding Final Safety Analysis Report Amendment Related to Section 10.4.9 (TAC No. ME4074)" (ADAMS ML1 03060411)cc (Enclosures):

U. S. Nuclear Regulatory Commission Region II Marquis One Tower 245 Peachtree Center Ave., NE Suite 1200 Atlanta, Georgia 30303-1257 NRC Resident Inspector Unit 2 Watts Bar Nuclear Plant 1260 Nuclear Plant Road Spring City, Tennessee 37381 U.S. Nuclear Regulatory Commission Page 4 December 10, 2010 bcc (Enclosures):

Stephen Campbell U.S. Nuclear Regulatory Commission MS 08H4A One White Flint North 11555 Rockville Pike Rockville, Maryland 20852-2738 Loren R. Plisco, Deputy Regional Administrator for Construction U. S. Nuclear Regulatory Commission Region II Marquis One Tower 245 Peachtree Center Ave., NE Suite 1200 Atlanta, Georgia 30303-1257 U.S. Nuclear Regulatory Commission Page 5 December 10, 2010 bcc (Enclosures):

WDC:TLE:CLH:DLB.

G. P. Arent, LP 5A-C M. Bajestani, EQB 1B-WBN R. R. Baron, EQB 1B-WBN A. S. Bhatnagar, LP 6A-C M. K. Brandon, ADM 1L-WBN W. D. Crouch, EQB 1 B-WBN D. E. Grissette, ADM 1V-WBN J. R. Hopson, ADM 1V-WBN R. M. Krich, LP 3R-C A. L. Sterdis, LP 5A-C-E. J. Vigluicci, WT 6A-K K. W. Whittenburg, SP 2B-C EDMS, WT 3B-K (Re: T02 100731 001; A02 100907 002; T02 100604 002;A02 100927 001; A02 100927 002; A02 101028 002;A02 101115 003)