ML20028D998

LER 82-171/03L-0:on 821217,smoke Detector N604G in Zone 2-19 Covered to Prevent Actuation During Maint Welding Activities.Hourly Fire Watch Established

ML20028D998
Person / Time
Site:	Grand Gulf
Issue date:	01/13/1983
From:	Albert J MISSISSIPPI POWER & LIGHT CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML20028D995	List: ML20028D994 ML20028D998
References
LER-82-171-03L, LER-82-171-3L, NUDOCS 8301200226
Download: ML20028D998 (1)

Text

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.NRC FOCM 366 U. S. NUCLE AR REGULAT8RY COMMISSION (7 77) ,

4 LICENSEE EVENT REPORT Attachment to AECM -82/029 Page 1 of I CONTROL BLOCK: l 1

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EVENT DESCRIPTION AND PROB ABLE CONSEQUENCES h 10121 10n December 17, 1982, smoke detector N604G in Zone 2-19 (Auxiliary Building 139 feet I l o 131 l elevation, Centrifugal Chiller Area) was covered to prevent actuation while l i o l 4 l l maintenance welding activities were in progress. An hourly fire watch was established l jol3l lin accordance with T.S.3.3.7.9.a. The event had no effect on the health and safety l o e, l of the public and did not constitute a threat to plant safety. This event is l l l o 17 l l reported pursuant to T.S.6.9.1.13.b. I l

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47 CAUSE DESCRIPTION AND CORRECTIVE ACTIONS h l1 l o j l Maintenance work in the area required cutting. grinding. and welding activities. The I i i ] detector was covered to prevent actuation. The detector was uncovered followine I i 7 lcomplet.on of the activity on December 18, 1982. This is submitted as a final report.I I

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l U W ITY M012OO2E R ADOCK O h[)hg NRC USE ONLY 2 o @l DESCRIPTION g NA PDR ll1lllllIIIl2 7 8 9 to w ., 80 E NAVE OF PREPARER 0riginal signed by John M. Albert PHONE.