ML20049A463

RO 50-259/8103:on 810124,during Normal Operation, Notification Was Received That 1-inch Vent Line on Scram Discharge Vol Was Not Seismically Qualified.Caused by Nonconformance to Design Requirements.Restraints Installed

ML20049A463
Person / Time
Site:	Browns Ferry
Issue date:	01/27/1981
From:	Abercrombie H TENNESSEE VALLEY AUTHORITY
To:
References
RO-50-259-8103, NUDOCS 8103240413
Download: ML20049A463 (1)

Text

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Repe '~t under Technical Specification 6.7.2.a.(9)

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.1/24/81 Tina e,i Occurrence: 1500 hou.7 Unit I reck+,,

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n 2, and 3 in anzani operation.

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_ cation and DeJeription of Occ_verence The pImac received notification from 'IVA's Division of Ensimmering Design that 2faa L. 2tch vest 11ae on unit i scram discharge voitume was not seismically qualif.cd Apparent c.ause of Occurrence De as-constructed piping configuration did not comform to design requirements.

Other Related Events Units 2 lad 3 were nec affected since modifications have been compiermd that installed a 1-inci. cross-tie on the vent headas.

Coernative Act..on Dhan at' Flanned Saimmic restraints 1 sere installed on the 1-tach vent. line....n.was cumplete ae approximately 0100, 1/25/81.

H.L.Akr G ie Flaat Maasser Browns Ferry suelear Plant.

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