ML20028C105

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Discusses Potential Deficiency Re Westinghouse 3-inch Gate Valves.Full Stroke Not Accomplished During Preoperational Testing.Engineering Evaluations Underway.Interim Rept Will Be Submitted by 810303
ML20028C105
Person / Time
Site: Vogtle  Southern Nuclear icon.png
Issue date: 12/12/1980
From: Dutton D
GEORGIA POWER CO., SOUTHERN COMPANY SERVICES, INC.
To: James O'Reilly
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
References
GN-102, NUDOCS 8301070010
Download: ML20028C105 (2)


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Geona Power Coir;;r:r/

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Pes: Of5ce Box 2625 B:rm'nr. ham, A:abama 352c2 TCcphons 2oG 07Mo11 Deceraber 12, 1980 JE FILE COPIg United States t!uclear Regulatory Commission Office of Inspection and Enforcement Region II - Suite 3100 101 Marietta Street Atlanta, GA 30302 Attention: Mr. James P. O'Reilly File:

T.76G03-M15 Log:

Gll-102

Reference:

59-424, 50-425, Westinghouse 3" Gate Valve Closure Problem Gentlemen:

On Npvember 13, 1980, Mr. Charles Hayes of Georgia Power Company reported to Mr. John Rausch of the liRC a potential deficiency concerning Westinghouse EMD Division manufactured three-inch gate valves Models $18fL

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and 3GM99.

The problem associated with the valves was that full stroire ~ ~

was not accomplished during pre-operational testing at a domestic station.

I Georgia Power Company is conducting engineerina evaluations on the uses of the above type valves in piping systems 6t Plant Vogtle.

These evaluations will datermine whether or not a deficiency exists.

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At this time, Georgia Power Company cannot com.Tiit to a fira date for i

the final report concerning this prcblem. He will submit en interim report to the Commission on or before March 3, 1981.

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This response contains no proprietary information and mey be placed in the i4RC Public Document Rocia upon receipt.

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DESIGUATED ORIGINAII certified BY--

r301070010 801212 PDR ADOCK 05000424 S

PDR OFFi.CIAL COPY

R Mr. Jcmes P. O'Reilly

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Uestinghouse 3" Gate Valve Closure Problem Deceder 12, 1980 4

Page 2 xc:

U. S. Nuclear Regulatory Conriission Attn:

Victor Stello, Jr., Director

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Office of Inspection and Enforcement Washington, DC 20555

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l1. D. Hunt, NRC - Region II J. H.. Miller,. Jr.

W. E. Ehrensperger F. G. Mitchell, Jr.

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