05000298/LER-1979-010-03, /03L-0 on 790424:surface Linear Indication Found in Weld RA5-CF-13,main Steam to a & B RHR Heat Exchangers & HPCI Turbine.Caused by Welding Error.Defect Removed

/03L-0 on 790424:surface Linear Indication Found in Weld RA5-CF-13,main Steam to a & B RHR Heat Exchangers & HPCI Turbine.Caused by Welding Error.Defect Removed

ML19270G478
Person / Time
Site:	Cooper
Issue date:	05/23/1979
From:	Doan P NEBRASKA PUBLIC POWER DISTRICT
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
Shared Package
ML19270G476	List: 05000298/LER-1979-010, Forwards LER 79-010/03L-0 05000298/LER-1979-010-03, /03L-0 on 790424:surface Linear Indication Found in Weld RA5-CF-13,main Steam to a & B RHR Heat Exchangers & HPCI Turbine.Caused by Welding Error.Defect Removed
References
LER-79-010-03L, LER-79-10-3L, NUDOCS 7906080311
Download: ML19270G478 (1)

LER-1979-010, /03L-0 on 790424:surface Linear Indication Found in Weld RA5-CF-13,main Steam to a & B RHR Heat Exchangers & HPCI Turbine.Caused by Welding Error.Defect Removed

Event date:
Report date:
2981979010R03 - NRC Website

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NRC FORM 366 U. S. NUCLEAR REGULATORY COMMISSION (7 97 > -

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8 60 61 DOCKET NLYS ER 68 63 EVENT DATE 74 75 REPORT DATE 80 EVENT DESCRIPTION AND PRO 8ABLE CONSEQUENCES h o

2 lDuring refueling while performing scheduled inservice insnection a surface linear indi-l lention was found in weld RAS-CF-13, main steam to "A" and "B" RHR heat exchaneers and I o

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4 lHPCI turbine.

(T.S. 3.6.G) This portion of the main steam is isolatable. redundant I

o s Isystems were available, and failure of the weld had it propagated through wall could I

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