ML20030C189
| ML20030C189 | |
| Person / Time | |
|---|---|
| Site: | Vogtle  |
| Issue date: | 03/18/1981 |
| From: | Dutton D GEORGIA POWER CO. |
| To: | James O'Reilly NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II) |
| References | |
| 10CFR-050.55E, 10CFR-50.55E, GN-119, NUDOCS 8108250488 | |
| Download: ML20030C189 (2) | |
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Georga Power Company b
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Birmingham, Alabama 35202
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March 18, 1981 1-n-a#sav e
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d5N United States Nuclear Regulatory Comission
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Office of IV ~. on and Enforcement Region II - 4
. 3100 101 Mariett Mrset File: X7BG03-M17 Atlanta, GA 3 m 3 Log:
GN-119 Attention: Mr. James P. O'Reilly
Reference:
59-424; E7-425 Westinghouse 4" Gate Valve Closure Problem Gentlemen:
On February 12, 1981 Mr. John Rausch was notified of a potential sig-nificant deficiency concerning Westinghouse 4" gate valves, models 46M87 and 46M88. Westinghouse 4" gate valves (above models) are used for the following applications at Plant Vogtle:
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(a) Boron Injection Tank Isolation HV 8801 A & B (b)
SI Pump Hot Leg Recirculation HV 8802 A & B Isolation (c) Baron Injection Tank Isolation HV 8803 A & B (d)
SI Pump Discharge HV 8821 A & B (e) SI Pump Injection Isolation HV 8835 Georgia Power Company is conducting an evaluation to detennine if any additional 4" gate valves have been purchased for use in other safety systems at Plant Vogtle - Units 1 & 2.
Evaluations are being conducted to review the significanc2 of a failure of any of the.above valves to close.
Georgia Power Company expects to file an interim report with the Com-mission on May 1, 1981, concerning the closure problem with the 4" valves.
This response contains no proprietary infonnation and may be placed in the NRC Public Document Room upon receipt.
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8108250488 810318 PDR ADOCK 05000424 Project General Manager S
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Mr. James P. O'Reilly Westinghouse 4" Gate Valve Closure Problem March 18,1981 Page 2 xc; U. S. Nuclear Regulatory Commission Attn: Victor Stello, Jr., Director Office of Inspection and Enforcement Washington, DC 20555 J. H. Miller, Jr.
W. E. Ehrensperger F. G. Mitchell, Jr.
R. J. Kelly C. F. Whi'mer t
R. E. Conway D. E. Dutton R.11. Staffa H. C. Nix K. M. Gillespie L. T. Gucwa C. R. Miles, Jr.
E. D. Groover D. L. McCrary R. A. Thomas
- 0. Batum J. A. Bailey M. Z. Jeric B. L. Lex l