ENS 50310: Difference between revisions
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| event date = 07/25/2014 11:29 EDT | | event date = 07/25/2014 11:29 EDT | ||
| last update date = 07/26/2014 | | last update date = 07/26/2014 | ||
| title = Technical Specification Required Shutdown Due | | title = Technical Specification Required Shutdown Due to a Safety Injection Valve Defect | ||
| event text = On July 25th, 2014 at 1129 EDT, during investigation of a small leak inside Saint Lucie Unit 2 containment, a defect was identified on a valve (V3811, Safety Injection Tank 281 Outlet Vent Valve). This valve is within the Q-Group A (ASME Class 1 equivalent) boundary of the safety injection line. The leak is currently isolated from the reactor coolant system by a Technical Specification credited isolation check valve. The affected Safety Injection Tank has been declared inoperable and the unit has entered 24 hour shutdown [Technical Specification] action statement 3.5.1.b. Unit shutdown is currently being planned for repair of the flaw. | | event text = On July 25th, 2014 at 1129 EDT, during investigation of a small leak inside Saint Lucie Unit 2 containment, a defect was identified on a valve (V3811, Safety Injection Tank 281 Outlet Vent Valve). This valve is within the Q-Group A (ASME Class 1 equivalent) boundary of the safety injection line. The leak is currently isolated from the reactor coolant system by a Technical Specification credited isolation check valve. The affected Safety Injection Tank has been declared inoperable and the unit has entered 24 hour shutdown [Technical Specification] action statement 3.5.1.b. Unit shutdown is currently being planned for repair of the flaw. | ||
This condition is being reported pursuant to 10 CFR 50.72(b)(3)(ii)(A). | This condition is being reported pursuant to 10 CFR 50.72(b)(3)(ii)(A). | ||
Latest revision as of 20:50, 1 March 2018
| Where | |
|---|---|
Saint Lucie  Florida (NRC Region 2) | |
| Reporting | |
| 10 CFR 50.72(b)(3)(ii)(A), Seriously Degraded 10 CFR 50.72(b)(2)(i), Tech Spec Required Shutdown | |
| Time - Person (Reporting Time:+-1.45 h-0.0604 days <br />-0.00863 weeks <br />-0.00199 months <br />) | |
| Opened: | Tim Kudo 14:02 Jul 25, 2014 |
| NRC Officer: | Daniel Mills |
| Last Updated: | Jul 26, 2014 |
| 50310 - NRC Website
| |
Saint Lucie with 10 CFR 50.72(b)(2)(i), Tech Spec Required Shutdown, 10 CFR 50.72(b)(3)(ii)(A), Seriously Degraded | |