ML19350D674

Request for Amend to Licenses NPF-4 & NPF-7,changing Tech Specs to Remove Snubber 571

ML19350D674
Person / Time
Site:	North Anna
Issue date:	05/13/1981
From:	Ferguson J VIRGINIA POWER (VIRGINIA ELECTRIC & POWER CO.)
To:	Clark R, Harold Denton Office of Nuclear Reactor Regulation
Shared Package
ML19350D675	List: ML19350D674 ML19350D676
References
305, NUDOCS 8105180332
Download: ML19350D674 (2)

Text

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VINUINIA Ex.ncrHIC ANI) POWEH COM PANY Hicunown, Vxmotxu ence 4\ D N

May 13, 1981 ,h [//- t f 1 Jaca n.r==oc.on r.......-

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Mr. Harold R. Denton, Director Serial No. 305 Office of Nuclear Reactor Regulation N0/WRM:ms Atta: Mr. Robert A. Clark, Chief Docket Nos. 50-338 Operating Reactors Branch No. 3 50-339 Division of Licensing License Nos. NPF-4 U. S. Nuclear Regulatory Commission NPF-7 Washington, D. C. 20555 Gentlemen:

AMENDMENT TO OPERATING LICENSES NPF-4 AND NPF-7 NORTH ANNA POWER STATIONS UNITS NO. 1 AND NO. 2 PROPOSED TECHNICAL SPECIFICATION CHANGE Pursuant to-10 CFR 50.90, the Virginia Electric and Power Company requests an amendment, in the forni of changes to the Technical Specifications, to Operat-ing Licenses NPF-4 and NPF-7 for the North Anna Power Station, Units No. 1 L and No. 2. The proposed changes are enclosed.

As a result of the Multi-Structure Amplified Response Spectrum (ARS) reanaly-sis presently underway for North Anna Units 1 and 2, it has been determined .

that snubber 571 should be removed. Thic snubber was subsequently removed.

Snubber 571 is listed in both the North Anna Unit 1 Technical Specifications and the North Anna Unit 2 Technical Specifications and requires deletion from Table 3.7-4 of the Unit 1 Technical Specifications and Table 3.7-4a of the Unit 2 Technical Specifications. The removal of this snubber, along with other support modifications, will provide improved support of the piping system for applicable loads to be expected du;ing a seismic event or during accident conditions as determined in the continued reanalysis.

This request has bm n reviewed and ?.pproved by the Station Nuclear Safety and +

Operating Committee and the System Nuclear Safety and Operating Committee.

Ic has been determined that this request does not pose an unreviewed safety question.

8105180 @P

VlaGINIA ELECTRIC AND POWER tOMPANY TO 2

We have evaluated this request in accordance with the criteria in 10 CFR 170.22. Since this request involves a safety issue which the Staff should be able to determine does not pose a significant hazards consideration, a Class III license amendment fee is required for Unit 1 and a Class I license amendment fee for Unit 2. Accordingly, a voucher check in the amount of

$4,400 is enclosed in payment of the required fee.

Very truly yours, 1

J. H. Ferguson l Executive Vice President Power Attachments: '

1. Proposed Technical Specification Change - Unit 1

2. Proposed Technical Specification Change - Unit 2  ;

3. Voucher Check No. 272 for $4,400.00 cc: Mr. James P. O'Reilly, Director Office of Inspection and Enforcement Region II l

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COMMONWEALTH OF VIRGINIA )

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CITY OF RICHMOND )

The foregoing document was acknowledged before me, in and for the City and Commonwealth aforesaid, today by J. H. Ferguson, who is Executive Vice President-Power, of the Virginia Electric and Power Company. He is duly authorized to execute and file the foregoing document in behalf of that Company, and the statements in the document are true to the best of his knowledge and belief.

Acknowledged before me this /3 day of 7 , 19 7/ .

My Commission expires: .2 - > 6 , 19 3 S' .

L _ C . Th W Notary Public (SEAL)