ML19257B105
| ML19257B105 | |
| Person / Time | |
|---|---|
| Site: | Trojan File:Portland General Electric icon.png |
| Issue date: | 12/31/1979 |
| From: | Engelken R NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION V) |
| To: | Goodwin C PORTLAND GENERAL ELECTRIC CO. |
| References | |
| NUDOCS 8001150257 | |
| Download: ML19257B105 (1) | |
Text
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UNITED STATES p
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P 1990 N. CALIFORNIA BOULEVARD
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o SUITE 202, WALNUT CREEK PLAZA WALNUT CR E E K, CALIFORNI A 94596 December 31, 1979 Docket No. 50-344 Portland General Electric Company 121 S. W. Salmon Street Portland, Oregon 97204 Attention: Mr. Charles Goodwin, Jr.
Assistant Vice President Gentlemen:
The enclosed IE Information Notice No. 79-35 provides information on the control of maintenance and essential equipment.
Sincerely,
~,f-R. H. Engelken Director
Enclosure:
IE Information Notice No. 79-35 cc w/ enclosure:
C. P. Yundt, PGE F. C. Gaidos, PGE 1749 122 8001150 2 F 7
UNITED STATES SSIflS No.: 6870 NUCLEAR REGULATORY C0fNISSION Accessions flo. :
OFFICE OF INSPECTI0ft AND ENFORCEMENT 7910250510 WASHINGTON, D.C.
20555 December 31, 1979 IE Information Notice flo. 79-35 CONTROL 0F MAINTENANCE AND ESSENTIAL EOUIPMEtlT Description of Circumstances:
Enclosed is a copy of a recent enforcement action against Duquesne Light Company.
A cony of this action is being forwarded to all utilities with a power reactor operatino license or a construction permit. This is being done to apprise you of a serious condition which revealed an apparent weakness in facility control of maintenance and essential equipment.
You should review your existing procedures and control for independent verification of operability of redundant counterpart eauipment when an essential component, subsystem, or system is determined inoperable. Operability is defined as follows:
A system, subsystem, train, component or device shall be OPERABLE or have OPERABILITY when it is capable of performing its specified function (s).
Implicit in this definition shall be the assumption that all necessary attendant instrumentation, controls, normal and emergency electrical power sources, coolinq or seal water, lubrication or other auxiliary eauipment that are required for the system, subsystem, train, component or device to perform its function (s) are also capable of performing their related support function (s).
If you have any questions regardino this matter, please contact the Director of No written response the flRC Regional Office in which your facilities are located.
to this IE Information Notice is required.
Enclosures:
1.
Letter to Duguesne Light Company from V. Stello, Jr., dtd.12/5/79 2.
Recently Issued IE Information Notices DUPLICATE DOCUMENT Entire document previously entered into system under:
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