ML20002B942

LER 80-039/03L-0:on 801023,snubber RH-S-29 Discovered Inoperable.Caused by Work in Area Damaging Snubber.Snubber Repaired & Protective Shield Installed

ML20002B942
Person / Time
Site:	Cooper
Issue date:	11/19/1980
From:	Dunton L NEBRASKA PUBLIC POWER DISTRICT
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
Shared Package
ML20002B941	List: ML20002B940 ML20002B942
References
LER-80-039-03L, LER-80-39-3L, NUDOCS 8101070363
Download: ML20002B942 (1)

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NRC F'ORM 366 U. S. NUCLE AR REGUL ATORY COMMISSION O(7-771 LICENSEE EVENT REPORT CONTROL BLOCK: l l l l l l (PLEASE PRINT OR TYPE ALL REQUIRED INFORMATION)

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57 LA T Sd lg 7 LICENSEE CODE CON'T l0I'I l 8 3[RCE 60 l Lhl0 l5 l0COCKET 61 l 0 NUMBER l 0 l 2 l 9 l68 8 @l 69 1lEVENT0l DATE2l 3l 8l 0@l1l 1l 14 7$ 1l 9l 8l Ol@

REPORT QATE 80 EVENT DESCRIPTION AND PROBA8LE CONSEQUENCES h 10121 The plant was at steadv state operation when snubber RH-S-29 was discovered inoper- 1 I o 13 I bble per RTS 3.6.H.3. There were no adverse effects on public health and safetv. I l o 14 I Dther seismic restraints were available. 1 Io is1 I i 13!61 l l lo!71l l I

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_ 21 I81 01 22 1-1 23 1 013191 24 26 M21 i 01 31 29 29 1 LI 30 l-l 31 I 01 32 TAE ACTC ON PLANT TH MOURS SB IT D FOR B. SUPPL VA UFACTURCR lJJB l@lJ4 Fl@ l zl@

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43 44 47 CAusE DESCRIPTION AND CORRECTIVE ACTIONS 13 lol phe cause of the event is attributed to damaging the snubber while working in the i Ii li i larea. The snubber has been repaired. A protective shield has been installed. Ap- 1 l i i a i lpropriate station personnel have reviewed this occurrence. The subject snubber is a I l i 131 lGrinnell Fig. 200 hydraulic suppressor. l

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l i 141 l I i e 9 80 STA S ', POWER QTHER STATUS DIS V RY DISCOVERY DESCRePTION <

Area Inspection 11 IS I d@ lo 1919 l@l NA l IB l@l l ACTIVITY CO TENT f RELE ASED OF RELE ASE AMOUNT OF ACTIVITY LOCATION OF RELE ASE NA Ii isl Lz_] @ (z.j @ l NA 44 l l 45 80 l

1 9 9 10 11 i PERSGNNEL FXPOSURES 1 I

NUVRER TYPE DESCRIPTION 39 '

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Lynn F. Dunton NAME OF PREPARER PHONE: $

810 2 o 7 o3(g3

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