ML19318B448

LER 80-020/01T-0:on 800605,following Insp of Fire Barriers Protecting safety-related Areas,Several Penetrations Found in Degraded Condition.Caused by Deficiencies in Installation Specs & Personnel Error Re Delay in Establishing Watches

ML19318B448
Person / Time
Site:	Oyster Creek
Issue date:	06/18/1980
From:	Ross D JERSEY CENTRAL POWER & LIGHT CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML19318B447	List: ML19318B446 ML19318B448
References
LER-80-020-01T, LER-80-20-1T, NUDOCS 8006260172
Download: ML19318B448 (3)

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m _T'J u__!. _T %_ _..ca. r e of this occurrence is attriheted to deficinncies ir -Fe in- -

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[T))] [fi r e ..at c h of t he areas of cc,ncern s.1s conduct ed unt il recaired. I-Ar?ctior.s of fire barrie s ;. e c o-- !36

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dert,rication of Occurrence, Viclation of the Te

hnical Specifications, .ragrr.ph 3.12.E.1 a~,d 3.12.E.? shen it was discovered fire harriers protecting fety r.:lc ed areas .a r c 't intact.

This event is considered to be a reportable occurrence as defined in the Tech-l nical Specifications, paragraph 6.9.2.a.2.

f Conditions Prior to Occurrence l.

The plant was shutdown for a refueling / maintenance outage, u

h Descrintion of Occurrence Cn Thursday, June 5, 1980 following an inspection of fire barriers protecting

[ safety related areas, it was reported that several penetrations were found in a degraded condition. The purpose of the inspection was to fornulate a surveil-

}' lance procedure for the inspection of the ne:essary fire barriers. The condi-tiens of the barriers which raised concern was:

'e Cne c:mduit penetrating the barrier bet..een the cable spreading room lt 1)

N and itt centrol room had not been sealed around it's exterior.

o i .1 2) Several conduit penetrations had not been sealed at the open end in the control room where wires entered the panels.

3) A cable penetration of the C Battery Room was found not to be scaled.

7 An inspection of all areas of concern was completed at approxinately 1430 hours0.0166 days <br />0.397 hours <br />0.00236 weeks <br />5.44115e-4 months <br /> follo.ving the discovery. The next inst,ection of the a reas v.as not ccnducted g:

until 1120 ba rs on Ju,e 6, 1930. Fire watch ratrols . sere, therefore, not con-dacted every 2 hour2.314815e-5 days <br />5.555556e-4 hours <br />3.306878e-6 weeks <br />7.61e-7 months <br /> s as rer,ui red by the Tech. Spers.

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Degraded fire barriers raises the cor.cern of 1 - 't ,

' ,;i: ,- a c' o f a f i r e f r om one area to another. The cenels in *ne co .r- iec safety related equipnent would ce of special co.'cerr. Wv

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e ;u i pment is available to contain a fire thould it Corrective Action A fire watch of the areas of concern was conducted until all of the penetrations were repaired. All penetrations found in a degraded condition were estooin3hed to their required condition. Those personnel involved with the failure to carry out the required fire watch were instructed as to the ir-portance of the fire ,

watch and the net.essity to provide the information to succeeding shifts. Inspec- '

tions of fire barriers are continuing. Fire barriers found to have been pene-trated not satisfying the requirements of the Oyster Creek Fire Protection Pro-gram will be repaired as required.

Failure Data Not applicable.

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