05000000/LER-1977-043-03, /03L-0:on 771219,stack Gas Monitor Sample Probes & Mounting Beam Discovered Damaged.Caused by 771213 Stack Base Hydrogen Detonation.Monitor Probes & Support Beam Replaced & Sys Operation Restored on 771223
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| 0001977043R03 - NRC Website | |
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) LICENSEE EVENT REPOR'i
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EVENT DESCRIPTION
oa l On December 19,1977, at 1900 hours0.022 days <br />0.528 hours <br />0.00314 weeks <br />7.2295e-4 months <br />, an inspection of the stack gas monitor
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sample probes and mounting beam revealed damage caused by the December 13, ca E
1977 stack base hydrogen detonation.
(R0-50-245/77-43/3L) 8]
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F Vruren 7 89 10 11 12 17 43 44 47 4a CAUSE DESCR:PTICN ae l The cause of the damage was the hydrogen cetonation occurring in the stack base.
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FAC2JTY METHCO C7 STATUS
% POWER QTHER STATUS CGCCVEAY 8
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10 12 13 44 45 46 ACTMTY CCATENT 80 BELEASEC CF AELEASE 8
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i 44 45 PERSONNEL EXPOSURES eO NUMBER TYPE CESCMIPT'CN
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NA 7 89 11 12 13 l
60 uss E
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OFFSITE CCNSEGUENCES 80 gl NA 7 89 I
LOSS CR DAMAGE TO FAC:UTY E0 TYPE CESCRPilCN h
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- - l PUBL!C1TY 80
@l Routine notification of officials 7 89 l
eO ADDITIONAL FACTORS 3l See R0-77-40/lT 7 89 8301100181 821207 c..
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