ML17275A553

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Forwards Revision 1 to IE Bulletin 80-19, Failures of Mercury-Wetted Matrix Relays in Reactor Protective Sys of Operating Nuclear Power Plants Designed by C-E. Written Response Required
ML17275A553
Person / Time
Site: Columbia, Washington Public Power Supply System, Satsop  
Issue date: 08/15/1980
From: Engelken R
NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION V)
To: Ferguson R
WASHINGTON PUBLIC POWER SUPPLY SYSTEM
References
NUDOCS 8009030292
Download: ML17275A553 (1)


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UNITEO STATES NUCLEAR REGULATORY COMMISSION REGION V 1990 N. CALIFORNIABOULEVARD SUITE 202, WALNUTCREEK PLAZA WALNUTCREEK, CALIFORNIA94596 August 15, 1980 Docket Hos

. 50-397, 50-460, 50-508 50-509, 50-513 Washington Public Power Supoly System P.

O.

Box 968 3000 George Washington May

Richland, Washington 99352 Attention:

Nr. R. L. Ferguson

,'Ianaging Director Gentlemen:

SUBJECT:

IE BULLETIN HO. 80-19, REVISION 1 - FAILURES OF MERCURY-WETTED I'IATRIX RELAYS IH REACTOR PROTECTIVE SYSTEMS OF OPERATII'IG I'IUCLEAR POWER PLANTS DESIGNED BY COMBUSTION EHGINEERIHG Enclosed is Revision 1 to IE Bulletin Ho. 80-19.

The revision merely clarifies the areas of concern; therefore, the actions including dates of reports required by you with respect to your nuclear power facility are not changed.

In order to assist the HRC in evaluating the value/impact of each Bulletin on licensees, it would be helpful if you would provide an estimate of the manpower expended in conduct of the review and preparation of the report(s) required by the Bulletin.

Please estimate separately the manoower associated with corrective actions necessary following identification of problems through the Bulletin.

Should you have any questions regarding the revised Bulletin or actions required by you, please contact this office.

Sincerely,

Enclosures:

1.

'IE Bulletin Ho. 80-19 Revision 1

2.

List of Recently Issued IE Bul 1etins cc w/enclosures:

M..E. Witherspoon, MPPSS M. C. Bibb, WPPSS J.

P.

Thomas, MPPSS W. J. Talbott, MPPSS G.

C. Sorensen, WPPSS