ENS 49706

v t e ENS Event
16:35 Jan 9, 2014
Title	Entry Into & Exit from Technical Specification 3.6.5.1.1 Due to Open Air Lock Doors
Event Description	Station Personnel simultaneously opened the inner and outer air lock doors from Unit 2 (U2) Reactor Enclosure to the Refuel Floor. Reactor Enclosure Secondary Containment Integrity was declared Inoperable per U2 TS 3.6.5.1.1, due to failure to meet surveillance requirement U2 TS 4.6.5.1.1.b.2, due to the report of both containment airlock doors on 352' momentarily open at the same time. Reactor Enclosure D/P[differential pressure] remained steady at 0.35 inches vacuum water gauge. Reactor Enclosure Secondary Containment Integrity was declared Operable following verification that at least one air lock door to each access of secondary containment was closed per U2 TS 4.6.5.1.1.b.2. Total [Limiting Condition for Operation] time was approximately 5 seconds. The NRC Resident Inspector has been informed.

ENS 49706 +/-
Where
Limerick Pennsylvania (NRC Region 1)
Reporting

10 CFR 50.72(b)(3)(v)(C), Loss of Safety Function - Release of Radioactive Material
LER:	05000353/LER-2014-002
Time - Person (Reporting Time:+-1.23 h-0.0513 days <br />-0.00732 weeks <br />-0.00168 months <br />)
Opened:	Paul Marvel 15:21 Jan 9, 2014
NRC Officer:	Gerond George
Last Updated:	Jan 9, 2014
49706 - NRC Website
v • d • e

v t e Emergency Notification System
Limerick with 10 CFR 50.72(b)(3)(v)(C), Loss of Safety Function - Release of Radioactive Material
WEEKMONTHYEAR2014-12-11T14:45:00 [Table view]
[ENS list for Limerick]

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