05000272/LER-1981-039, Forwards LER 81-039/01T-0.Detailed Event Analysis Encl

Forwards LER 81-039/01T-0.Detailed Event Analysis Encl

ML18086A496
Person / Time
Site:	Salem
Issue date:	05/05/1981
From:	Uderitz R Public Service Enterprise Group
To:	Grier B NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML18086A497	List: 05000272/LER-1981-039, Forwards LER 81-039/01T-0.Detailed Event Analysis Encl 05000272/LER-1981-039-01, /01T-0:on 810422,svc Water Leak Discovered Coming from Containment Fan Cooling Unit 13.Caused by Leak in Weld Connecting Carbon Steel Nipple to Stainless Steel Flange in Unit Outlet Drain Line.Weld Reworked
References
NUDOCS 8105180294
Download: ML18086A496 (2)

LER-1981-039, Forwards LER 81-039/01T-0.Detailed Event Analysis Encl

Event date:
Report date:
2721981039R00 - NRC Website

text

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Public Service Electric and Gas Company 80 Park Plaza Newark, N.J. 07101 Phone 201/430-7000 Mr. Boyce H. Grier Director of USNRC Off ice of Inspection and Enforcement Region 1 631 Park Avenue King of Prussia, Pennsylvania 19406

Dear Mr. Grier:

LICENSE NO. DPR-70 DOCKET NO. 50-272 REPORTABLE OCCURRENCE 81-39/0lT May 5, 1981 Pursuant to the requirements of Salem Generating Station Unit No. 1 Technical Specifications, Section 6.9.1, we are submitting Licensee Event Report for Reportable Occurrence 81-39/0lT.

This report is required within fourteen (14) days of the occurrence.

Sincerely yours, s

~

/[. ~ U:-*/;~

Richard A. Ude~tz General Manager -

Nuclear Production CC:

Director, Office of Inspection and Enforcement (40 copies)

Director, Office of Management Information and Program Control

( 3 copies) 95 2001 t3SO'/, ~ 8~

Report Number:

Report Date:

Occurrence Date:

Facility:

81-39/0lT May 5, 1981 4/22/81 Salem Generating Station, Unit 1 Public Service Electric and Gas Company Hancocks Bridge, New Jersey 08038 IDENTIFICATION OF OCCURRENCE:

Service Water Leak in Containment CONDITIONS PRIOR TO OCCURRENCE:

Mode 5 -

Rx Power 0% - Unit Load 0 MW DESCRIPTION OF OCCURRENCE:

While performing routine shift rounds at 1908 hours0.0221 days <br />0.53 hours <br />0.00315 weeks <br />7.25994e-4 months <br /> on April 22,

-, an operator discovered a Service Water Leak emanating from

~o. 13 Containment Fan Cooling Unit.

In accordance with NRC

• - Bulletin 80-24, the NRC was notified by telephone at 2313 hours0.0268 days <br />0.643 hours <br />0.00382 weeks <br />8.800965e-4 months <br /> with written confirmation transmitted within the next 24 hours2.777778e-4 days <br />0.00667 hours <br />3.968254e-5 weeks <br />9.132e-6 months <br />.

Investigation by maintenance personnel revealed that.a welded joint connecting a 3/4" nipple and drain valve 13SW64 was leaking.

This occurrence constituted a degradation of a containment boundary in accordance with Technical Specification 6.9.1.8.c.

DESIGNATION OF APPARENT CAUSE OF OCCURRENCE:

Equipment Failure -

A leak was discovered in the weld connecting a carbon steel nipple to a stainless steel flange to which valve 13SW64 is attached.

ANALYSIS OF OCCURRENCE:

No Action Statement was entered because of this occurrence since the reactor was in the cold shutdown mode of operation.

CORRECTIVE ACTION

The weld was reworked requiring the nipple to be replaced in kind.

FAILURE DATA:

M. J. Doyle Company 3/4" x 4" carbon steel nipple Prepared By W. J. Steele SORC Meeting No.

81-34