ENS 49163

v t e ENS Event
15:03 Jul 1, 2013
Title	Degraded Condition Due to Rcp Seal Line Pressure Boundary Leakage
Event Description	On 07/01/2013 at 1103 [EDT], inspection personnel identified leakage from a 3/4 inch small-bore pipe socket weld for RCP 1-2 first stage seal cavity vent line. At current Reactor Coolant System conditions (Normal Operating Pressure and Temperature), the leak rate is approximately 8 to 9 drops per minute. The plant entered Technical Specification (TS) Limiting Condition for Operation (LCO) 3.4.13, 'RCS Operational Leakage', Condition B. Repairs to the line are being evaluated. This pressure boundary leakage is reportable per 10 CFR 50.72(b)(3)(ii)(A). The NRC Resident Inspector has been notified. The LCO requires the licensee to be in Mode 5 by 2303 EDT on 7/2/13.

ENS 49163 +/-
Where
Davis Besse Ohio (NRC Region 3)
Reporting

10 CFR 50.72(b)(3)(ii)(A), Seriously Degraded
LER:	05000346/LER-2013-002
Time - Person (Reporting Time:+0.4 h0.0167 days <br />0.00238 weeks <br />5.4792e-4 months <br />)
Opened:	Craig Gillig 15:27 Jul 1, 2013
NRC Officer:	Howie Crouch
Last Updated:	Jul 1, 2013
49163 - NRC Website
v • d • e

v t e Emergency Notification System
Davis Besse with 10 CFR 50.72(b)(3)(ii)(A), Seriously Degraded
WEEKMONTHYEAR2016-03-30T21:15:00 [Table view]
[ENS list for Davis Besse]

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