ML16340D629

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Forwards AEOD Technical Review Rept of 830419 Event Involving Intentional Gouges in Main Coolant Pipe.Licensee Has Taken Corrective Measures.Plant Has Had Some Security Problems.Info from Plant Monitored
ML16340D629
Person / Time
Site: Diablo Canyon Pacific Gas & Electric icon.png
Issue date: 06/15/1983
From: Zukor D
NRC OFFICE FOR ANALYSIS & EVALUATION OF OPERATIONAL DATA (AEOD)
To: Seyfrit K
NRC OFFICE FOR ANALYSIS & EVALUATION OF OPERATIONAL DATA (AEOD)
Shared Package
ML16340D630 List:
References
AEOD-T322, NUDOCS 8307290257
Download: ML16340D629 (2)


Text

4. ~

4 JUN 15 1983 HEHORANDUH FOR:

Karl Y. Seyfrit, Chief Reactor Operations Analysis Branch Office for Analysis and Evaluation of Operational Data AEOD/T322 THRU:

FROM:

SUBJECT:

Wayne Lanning Reactor Operations Analysis Branch Office for Analysts and Evaluation of Operational Data Dorothy Zukor Reactor Operations Analysis Branch Office for Analysis and Evaluation of Operational Data GOUGES IN HAIN COOLANT SYSTEH PIPING AT DIABLO CANYON ON APRIL 19, 1983 Workers noticed gouges in a main coolant pipe.

The damage was determined to be intentional.

The licensee has taken corrective measures.

Since Diablo Canyon has had some security problems, information from this plant v(ill be monitored to determine if security problems persist at the plant.

Distribution:

...NRC,PDR-..

AEOD RF AEnD CF, CHeltemes, AEOD Dorothy Zukor Reactor Operations Analysis Branch Office for Analysis and Evaluation of Operational Data 8307290257 8306%5 PDR ADQCK 05000275

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NRC FORM 018 (10.80) NRCM 0240 OFFlClAL RECORD COPY USCPO: 1991~9b0