05000270/LER-1980-022-01, /01T-0:on 801011,four Holes Were Knocked in Fire Barrier Between Cable Spread Room & Turbine Bldg W/O Establishment of Hourly Fire Watch.Caused by Failure to Provide Proper Notificaion.Hourly Fire Watch Established

/01T-0:on 801011,four Holes Were Knocked in Fire Barrier Between Cable Spread Room & Turbine Bldg W/O Establishment of Hourly Fire Watch.Caused by Failure to Provide Proper Notificaion.Hourly Fire Watch Established

ML19340B937
Person / Time
Site:	Oconee
Issue date:	11/06/1980
From:	Jackie Jones DUKE POWER CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION II)
Shared Package
ML16148A379	List: 05000270/LER-1980-022, Forwards LER 80-022/01T-0 05000270/LER-1980-022-01, /01T-0:on 801011,four Holes Were Knocked in Fire Barrier Between Cable Spread Room & Turbine Bldg W/O Establishment of Hourly Fire Watch.Caused by Failure to Provide Proper Notificaion.Hourly Fire Watch Established
References
LER-80-022-01T, LER-80-22-1T, NUDOCS 8011120608
Download: ML19340B937 (1)

LER-1980-022, /01T-0:on 801011,four Holes Were Knocked in Fire Barrier Between Cable Spread Room & Turbine Bldg W/O Establishment of Hourly Fire Watch.Caused by Failure to Provide Proper Notificaion.Hourly Fire Watch Established

Event date:
Report date:
2701980022R01 - NRC Website

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EVENT OfSCRtrTION AND PRotASLt CONSEcVENCE3 blo I o 12, [On October 21, 1980, it was discovered that 4 holes had been knocked in the 1

fire barrier betwecn the Unit 2 Cable Spread room and tne iurotne ouaAaan.,

(TTTl l for the ouronse of installing new conduit <1eeves.

This incident occurred on i October 11, 19o0, and an hourly tire watch had not been established. Due to i

lo!.1Ithe fact that both sides of the ooenin?s were nonitored bv operable encke i

detectors which would have provided early notification of incipient stage fires, ITTTl I and both manual hose lines and installed water sprav systems were available tot i

prevent the spread of fire through the opening, the fire protection capabilities ITITlIcf this ee n t.re r e nne imatr1v comnemfaeA.

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this incident was of no signii ficance with respect'to safe operation, and the health and safety of the loirlIcublic were not affected.

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l j i.o ; [ This incident appears to be the result of three related deficiencies involving, ti4 1ithe failure of proper notification. After discovery of the incident, an hour 13 i,iritfire watch was established in accordance with Technical Specification 3.17.5. i I The sleeves were' enclosed with structural grout, this returning the fire barripr to functional status. Corrective actions to prevent reoccur r enue:5 oc cals type are t,,.itcurrently under investigation. A supplemental report will be provided upon t

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