05000272/LER-1980-057-03, /03L-0:on 801028,while Valves 13MS169 & 13MS171 Were Disassembled for Maint,Containment Integrity Lost Due to Grinding Out of Weld at Steam Generator 13 Feedwater Nozzle.Caused by Personnel Error

/03L-0:on 801028,while Valves 13MS169 & 13MS171 Were Disassembled for Maint,Containment Integrity Lost Due to Grinding Out of Weld at Steam Generator 13 Feedwater Nozzle.Caused by Personnel Error

ML18085A320
Person / Time
Site:	Salem
Issue date:	11/26/1980
From:	Osuch J Public Service Enterprise Group
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML18085A319	List: 05000272/LER-1980-057, Forwards LER 80-057/03L-0 05000272/LER-1980-057-03, /03L-0:on 801028,while Valves 13MS169 & 13MS171 Were Disassembled for Maint,Containment Integrity Lost Due to Grinding Out of Weld at Steam Generator 13 Feedwater Nozzle.Caused by Personnel Error
References
LER-80-057-03L, LER-80-57-3L, NUDOCS 8012020663
Download: ML18085A320 (1)

LER-1980-057, /03L-0:on 801028,while Valves 13MS169 & 13MS171 Were Disassembled for Maint,Containment Integrity Lost Due to Grinding Out of Weld at Steam Generator 13 Feedwater Nozzle.Caused by Personnel Error

Event date:
Report date:
2721980057R03 - NRC Website

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1S REPORT DATE 10 EVENT DESCA1"10N ANO PROBABLE CONSEQUENCES @

.. [!I!ll Wbi 1 e the 1 3MS1 69 and l 3MS171 ya lyes were disassembled for

((]!] 1 maintenance, containment integrity was lost due to the grinding out of a

- C!I!l 1 weld at the No. 13 Steam Generator Feedwater Nozzle.

Action Statement J Ul!J 1

• 3.9.4c was entered at 1645 hours0.019 days <br />0.457 hours <br />0.00272 weeks <br />6.259225e-4 months <br />.

The 13MS171 valve was reassembled and 1 aJ[J" r closed and the 13MS168 valve was positioned to it. This restored containr [2ID ! ment iritegritY and the Action Statement was termin~ted a.t 1746 hour0.0202 days <br />0.485 hours <br />0.00289 weeks <br />6.64353e-4 months <br />s~

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[]J]J I Loss of containment integrity could lead to a release of radiation.to the 1

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n~re was no release radiation. c similar occurrence S0-251 J, [ffiJ 7

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[!ID I illustrate the need for considering the consequences of concurrent jobs C!ID I even :if they are seemingly unrelated.

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