ML17298A212
| ML17298A212 | |
| Person / Time | |
|---|---|
| Site: | Palo Verde  |
| Issue date: | 02/04/1983 |
| From: | Knighton G Office of Nuclear Reactor Regulation |
| To: | Van Brunt E ARIZONA PUBLIC SERVICE CO. (FORMERLY ARIZONA NUCLEAR |
| References | |
| NUDOCS 8303010706 | |
| Download: ML17298A212 (4) | |
Text
FEB 4 1983 Docket Nos.:
50-528/50-529 and 50-530 Mr. E.
E.
Van Brunt, Jr.
Vice President - Nuclear Projects Arizona Public Service Company Post Office Box 21666 Phoenix, Arizona (85036
Dear Mr. Van Brunt:
0 Distribution':,
~Document Control 50=528/50-529/50=530i i
NRC PDR L PDR NSIC PRC System LB83 Reading File 0.Nova k GKnighton MLicitra JLee
- EJordan, IE
- JTaylor, IE
- LDewey, ELD ACRS (16)
Subject:
Evaluation of Potential Missile Hazards From Fan Blade Assembly Failure - Palo Verde, Units 1, 2(arid 3 On September 24, 1982, your office informed the NRC of a failure of a blade on a'Joy Fan within the Palo Verde Unit 1 containment building.
An'nterim report (DER 82-53) regarding this failure was Submitted by letter, dated October 25, 1982.
By letter, dated December 22, 1982, you informed the NRC that a final report would be submitted by February 25, 1983.
In order for our office to complete an evaluation of the potential missile hazards that could result from the failure of the fan blade, we request that the following information be provided by February 25, 1983.
1.
A detailed description of the cause of the fan blade failure and the resulting missile.
2.
An evaluation of whether;.'additional physical protection fe'atures, or other measures, are required for protection of safety-related equipment against internal missiles resulting from fan failures.
3.
The extent to which the FSAR (Sections 3.5.1. 1 and 3.5.1.2) may need to be revised as'.; a result of the above evaluation.
If any of the above requested information is to be provided in the final report, then the response to this letter can refer to the final report as pro'v'iding that portion of the answer.
If you have any questions regarding this r~@u'est, please contact Emanuel Licitra, the Licensing Project Manager.
Sincerely,
",'sosoio7oI83o2oi j'.,PDR ADOCK OSOO0528 PDR..Q George W. Knighton, Chi f Licensing Branch No.
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Palo Verde Mr. E.
E.
Van Brunt, Jr.
Vice President - Nuclear Projects Arizona Public Service Company P. 0.
Box 21666 Phoenix, Arizona 85036 CC:
Arthur C. Gehr, Esq.
Snell 8 Wilmer 3100 Valley Center Phoenix, Arizona 85073 Charles S. Pierson Assistant Attorney General 200 State Capitol 1700 West Washington Phoenix, Arizona 85007 Regional Admins tra tor-Regi on V
U. S. Nuclear Regulatory Commission 1450 Maria Lane Suite 210 Walnut Creek, Cal*ifornia 94596 Charles R. Kocher, Esq., Assistant Counsel James A. Boeletto, Esq.
Southern California Edison Company P. 0.
Box 800
- Rosemead, California 91770 f'h." Marqaret-Wal ker Deputy Director of. Energy Programs Economic Planning and Development Office 1700 West Washington Phoenix, Arizona 85007 Mr. Rand L. Greenfield Assistant Attorney General Bataan Memorial Bui lding Santa Fe, New Mexico 87503 Resident Inspector Palo Verde/NPS U. S. Nuclear Regulatory Commission P.
0.
Box 21324 Phoenix, Arizona 85001 Ms. Patricia Lee Hourihan 6413 S. 26th Street Phoenix, Arizona 85040 Lynne A. Bernabei, Esq.
Harmon
& Weiss 1725 I Street, N.
W.
Suite 506 Washington, D.
C.
20006
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