05000267/LER-1980-004-03, /03L-0:on 800114,following Performance of Class I Shock Suppressor Surveillance Test,Two Snubbers Found Inoperable.Caused by Personnel Using Snubber Units as Stepping Platforms.Snubbers Repositioned

/03L-0:on 800114,following Performance of Class I Shock Suppressor Surveillance Test,Two Snubbers Found Inoperable.Caused by Personnel Using Snubber Units as Stepping Platforms.Snubbers Repositioned

ML19290C977
Person / Time
Site:	Fort Saint Vrain
Issue date:	02/12/1980
From:	Gahm S PUBLIC SERVICE CO. OF COLORADO
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
Shared Package
ML19290C972	List: 05000267/LER-1980-004, Forwards LER 80-004/03L-0 05000267/LER-1980-004-03, /03L-0:on 800114,following Performance of Class I Shock Suppressor Surveillance Test,Two Snubbers Found Inoperable.Caused by Personnel Using Snubber Units as Stepping Platforms.Snubbers Repositioned
References
LER-80-004-03L, LER-80-4-3L, NUDOCS 8002150277
Download: ML19290C977 (1)

LER-1980-004, /03L-0:on 800114,following Performance of Class I Shock Suppressor Surveillance Test,Two Snubbers Found Inoperable.Caused by Personnel Using Snubber Units as Stepping Platforms.Snubbers Repositioned

Event date:
Report date:
2671980004R03 - NRC Website

text

NRC FORM 366 U. S. NUCLEAR REGULATORY COMMISSION (7 774 LICENSEE EVENT REPORT CONTROL BLOCK: l l

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lh (PLEASE PRINT OR TYPE ALL REQUIREO INFORMATION) 1 6

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60 61 CoCKET NUMSER 68 69 EVtNT DATC 74 75 REPORT D*.TE 80 EVENT DESCRIPTION ANO PROBABLE CONSEQUENCIS h o

2 Following performance of Class I shock suppressor surveillance test, two snubbers I

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were determined to be inoperable due to reservoirs being rotated below snubber valvea /l l cylinders. Reactor critical for training was the only reactor operation that occurred l o

4 o Is I during in te rval. Condition interureted as deeraded mode of LCO 4.3.10 and reportable I o

e lper AC 7.5.2(b)2.

No accocoanving occurrence.

No affect on public health or safety. l o dI l

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CAUSE

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o l Rotation of reservoirs being attributed to oersonnel cerformine work on eauioment I

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adiacent to snubbers and usine snubber units as steooine platform. Th is loosened I

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Snubbe rs recositioned, surveillance testI i

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