ML20210T316

Provides Status of TVA Efforts to Correct UFSAR in Response to Lessons Learned from Millstone.Submittal of UFSAR Amend Is Being Withheld Pending Opportunity to Discuss Nature of Changes W/Nrc

ML20210T316
Person / Time
Site:	Sequoyah
Issue date:	09/04/1997
From:	Salas P TENNESSEE VALLEY AUTHORITY
To:	NRC OFFICE OF INFORMATION RESOURCES MANAGEMENT (IRM)
References
NUDOCS 9709150051
Download: ML20210T316 (3)

Text

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September 4, 1997 U.S. Nuclear Regulatory Commission ATTN: Document Control Desk Washington, D.C. 20555 Gentlemen:

In the Matter of ) Docket 50-327 Tennessee Valley Authority ) 50-328 SEQUOYAH NUCLEAR PLANT (SQN) - COMMITMENT REGARDING THE UPDATED FINAL SAFETY ANALYSIS REPORT (UFSAR), AMENDMENT 13

References:

1) TVA letter to NRC dated December 6, 1996, "Sequoyah Nuclear Plant (SON)'- Updated Final _ Safety Analysis-Report (UFSAR),

Amendment 12 and 10 CFR 50.59' Report"

2) TVA letter to NRC dated-February 12, 1997, " Response to Request for Information Regarding Adequacy,

-Availability, and Control of Design Bases Information"

3) .TVA letter to NRC dated June 3, 1997, "Sequoyah Nuclear Plant (SON) -

Commitment Extension Regarding the Updated Final Safety Analysis Report (UFSAR), Amendment 13 The purpose of this letter is to provide a status of TVA efforts to correct-the-UFSAR in response to lessons learned from Millstone. As TVA has indicated previously, TVA expected to complete the review by September 6, 1997. The h;[lI)

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review is now. complete and TVA is prepared to submit a revised document. However, as mutually agreed between TVA and Ron Hernan of your staff, submittal of the UFSAR amendment is being withheld pending an opportunity to f

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discuss the nature uf the changes with NRC. In addition, several: modifications are currently in progress to 9709150051 970904 9 PDR P-ADOCK 0500032T PDR; j l lfl]

U.S. Nuclear Regulatory Commission Pa,ge 2 September 4, 1997 functionally abandon equipment that was identified in SON's UFSAR.

As a result of lessons learned from Millstone, TVA performed a comprehensive review of the SON UFSAR. This review identified a number of discrepancies and inconsistencies which have been resolved. This UFSAR amendment resolves numerous duplicative entries. TVA identified information that is not appropriate to maintain within the UFSAR.

Removal of this information has acen consistent with the guidance in Regulatory Guide 1.70 and the Standard Review Plan.

Portions of this UFSAR amendment may be viewed as inconsistent with the position NRC has established in SECY-97-035. For this reason, TVA requested an opportunity to discuss the content of Amendment 13 with NRC staff. In j accordance with NRC's request, this meeting will be held upon resolution of the issues identified within SECY 035.

Please inform us when these issues may be discussed relative

' to Amendment 13 to SON's UFSAR. TVA's required update to SON's UFSAR is due within six months following the end of the Unit 2 Cycle 8 refueling outage (currently scheduled to end in November 1997).

Based upon the completion of the reviews and updates made to the UFSAR to date, TVA is considering the commitment enumerated in References 2 and 3 to be complete.

If you have any questions regarding this letter, please call me at (423) 843-7170 or J. D. Smith at (423)843-6672.

Sincerely,t s

/

Pe alas

,' Site Licensing and Industry Affairs Manager l

]

U.S. Nuclear Regulatory Commission Page 3 September 4, 1997 cc Mr. R. W. Hernan, Project Manager Nuclear Regulatory Commission One White Flint, North 11555 Rockville Pike Rockville, Maryland 20852-2739 NRC Resident Inspector Sequoyah Nuclear Plant 2600 Igou Ferry Road

, Soddy-Daisy, Tennessee 37379-3624 Regional Administrator U.S. Nuclear Regulatory Commission Region II Atlanta Federal Center 61 Forsyth St., SW, Suite 23T85 Atlanta, Georgia 30303-3415 s

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