05000277/LER-1979-001-01, /01T-0 on 790104:design Errors in Cable Designations Were Identified.Ten Cables Found to Be Designated Nonsafeguard.Caused by Improper Designation of Cables During Design Phase.New Cable Routing Completed

/01T-0 on 790104:design Errors in Cable Designations Were Identified.Ten Cables Found to Be Designated Nonsafeguard.Caused by Improper Designation of Cables During Design Phase.New Cable Routing Completed

ML19317D117
Person / Time
Site:	Peach Bottom
Issue date:	01/18/1979
From:	Cooney M PECO ENERGY CO., (FORMERLY PHILADELPHIA ELECTRIC
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML19317D116	List: 05000277/LER-1979-001, Forwards LER 79-001/01T-0 05000277/LER-1979-001-01, /01T-0 on 790104:design Errors in Cable Designations Were Identified.Ten Cables Found to Be Designated Nonsafeguard.Caused by Improper Designation of Cables During Design Phase.New Cable Routing Completed
References
LER-79-001-01T, LER-79-1-1T, NUDOCS 7901250171
Download: ML19317D117 (1)

LER-1979-001, /01T-0 on 790104:design Errors in Cable Designations Were Identified.Ten Cables Found to Be Designated Nonsafeguard.Caused by Improper Designation of Cables During Design Phase.New Cable Routing Completed

Event date:
Report date:
2771979001R01 - NRC Website

text

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'S I4 POH T D A f t HQ EVENT OtiSCIllPilON Af40 PRCDABLE CONSEQUENCES h El Durinc a review of cable routing, design errors in cable designationc l

@l were identified. Ten cafeguard cabloc, five on each unit, were found to l

El be decicnated non-cafeguard and co routed. Eight of thece cables are l

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errors were discovered. Cabic routing on Unit 3 was begun after chutdown l

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