05000282/LER-1979-028-03, /03L-0:on 791019,during Cold Shutdown,Insp of Pipe Supports for Cooling Water Mods in Containment Revealed Some Supports Not Built to Tech Specs.Caused by Installation Error.Deficient Supports Repaired

/03L-0:on 791019,during Cold Shutdown,Insp of Pipe Supports for Cooling Water Mods in Containment Revealed Some Supports Not Built to Tech Specs.Caused by Installation Error.Deficient Supports Repaired

ML19210C702
Person / Time
Site:	Prairie Island
Issue date:	11/15/1979
From:	Hunstad A NORTHERN STATES POWER CO.
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION III)
Shared Package
ML19210C693	List: 05000282/LER-1979-028, Forwards LER 79-028/03L-0 05000282/LER-1979-028-03, /03L-0:on 791019,during Cold Shutdown,Insp of Pipe Supports for Cooling Water Mods in Containment Revealed Some Supports Not Built to Tech Specs.Caused by Installation Error.Deficient Supports Repaired
References
LER-79-028-03L, LER-79-28-3L, NUDOCS 7911190440
Download: ML19210C702 (1)

LER-1979-028, /03L-0:on 791019,during Cold Shutdown,Insp of Pipe Supports for Cooling Water Mods in Containment Revealed Some Supports Not Built to Tech Specs.Caused by Installation Error.Deficient Supports Repaired

Event date:
Report date:
2821979028R03 - NRC Website

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60 81 DOCKET NUMBER 68 69 EVENT DATE 74 75 REPORT DATE 80 EVENT DESCRIPTION AND PROBABLE CONSEQUENCES h o 2 During cold shutdown, inspection of pipe supports for cooling water piping l

0 3 l modifications in Unit 1 containment revealed some supports were not built to O 4 l specifications. The added piping is not QA Type I but must meet seismic criteria l

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