ML072360257

Technical Specifications (TS) Changes TS-431 and TS-418 - Extended Power Uprate (EPU) - Steam Dryer Limit Curves

ML072360257
Person / Time
Site:	Browns Ferry
Issue date:	08/21/2007
From:	Langley D Tennessee Valley Authority
To:	Document Control Desk, Office of Nuclear Reactor Regulation
References
TVA-BFN-TS-418, TVA-BFN-TS-431
Download: ML072360257 (3)

Text

Tennessee Valley Authority, Post Office Box 2000, Decatur, Adabama 35609-2000 August 21, 2007 TVA-BFN-TS-431 TVA-BFN-TS-418 10 CFR 50.90 U.S. Nuclear Regulatory Commission ATTN: Document Control Desk Mail Stop OWFN, P1-35 Washington, D. C. 20555-0001 Gentlemen:

In the Matter of ) Docket Nos. 50-259 Tennessee Valley Authority ) 50-260 50-296 BROWNS FERRY NUCLEAR PLANT (BFN) - UNITS 1, 2, AND 3 -

TECHNICAL SPECIFICATIONS (TS) CHANGES TS-431 AND TS-418 -

EXTENDED POWER UPRATE (EPU) - STEAM DRYER LIMIT CURVES By letters dated June 28, 2004 and June 25, 2004 (ADAMS Accession Nos. ML041840109 and ML041840301, respectively),

TVA submitted license amendment applications to the NRC for the EPU of BFN Unit 1 and BFN Units 2 and 3, respectively. The proposed amendments would change the operating licenses to increase the maximum authorized core thermal power level of each reactor to 3952 megawatts. By letter dated July 27, 2007 (ML072130371) TVA submitted the completed BFN steam dryer stress analyses for Units 1, 2 and 3. This letter provides the completed BFN steam dryer limit curve analyses for Units 1, 2 and 3 in the enclosed reports.

Please note that the reports provided in Enclosures 1 and 2 contain information that Continuum Dynamics, Inc.

(CDI) considers to be proprietary in nature and subsequently, pursuant to 10 CFR 2.390(a) (4), requests that such information be withheld from public disclosure.

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Is U.S. Nuclear Regulatory Commission Page 2 August 21, 2007 Enclosures 3 and 4 contain the redacted versions of the reports with the CDI proprietary material removed which is suitable for public disclosure. Enclosure 5 is an affidavit from CDI supporting this request.

TVA has determined that the additional information provided by this letter does not affect the no significant hazards considerations associated with the proposed TS changes. The proposed TS changes still qualify for a categorical exclusion from environmental review pursuant to the provisions of 10 CFR 51.22(c) (9).

No new regulatory commitments have been made in this submittal. If you have any questions regarding this letter, please contact me at (256)729-3612.

I declare under penalty of perjury that the foregoing is true and correct. Executed on this 21" day of August, 2006.

Sincerel*

• Manager of Licensing and Industry Affairs

Enclosures:

1. CDI Technical Note No.07-30P, "Limit Curve Analysis with ACM Rev. 4 for Power Ascension at Browns Ferry Nuclear Unit 1" (proprietary version)

2. CDI Technical Note No.07-31P, "Limit Curve Analysis with ACM Rev. 4 for Power Ascension at Browns Ferry Nuclear Unit 2/3" (proprietary version)

3. CDI Technical Note No. 07-30NP, "Limit Curve Analysis with ACM Rev. 4 for Power Ascension at Browns Ferry Nuclear Unit 1" (non-proprietary version)

4. CDI Technical Note No. 07-31NP, "Limit Curve Analysis with ACM Rev. 4 for Power Ascension at Browns Ferry Nuclear Unit 2/3" (non-proprietary version)

5. CDI Affidavit

U.S. Nuclear Regulatory Commission Page 3 August 21, 2007

Enclosure:

cc: State Health Officer Alabama Department of Public Health RSA Tower - Administration Suite 1552 P.O. Box 303017 Montgomery, AL 36130-3017 NRC Senior Resident Inspector Browns Ferry Nuclear Plant 10833 Shaw Road Athens, Alabama 35611-6970 Mr. James H. Moorman, III, Branch Chief U.S. Nuclear Regulatory Commission Region II Sam Nunn Atlanta Federal Center 61 Forsyth Street, SW, Suite 23T85 Atlanta, Georgia 30303-8931 Ms. Eva A. Brown, Project Manager U.S. Nuclear Regulatory Commission (MS 08G9)

One White Flint, North 11555 Rockville Pike Rockville, Maryland 20852-2739