ENS 48616: Difference between revisions
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| event date = 12/20/2012 16:00 CST | | event date = 12/20/2012 16:00 CST | ||
| last update date = 02/07/2013 | | last update date = 02/07/2013 | ||
| title = Unanalyzed Condition Due | | title = Unanalyzed Condition Due to an Identified Degraded Fire Barrier | ||
| event text = During a walkdown on December 20, 2012 at 1600 CST, two degraded Appendix R fire barriers (walls) were identified. These barriers separate the Torus Room (Fire Area IV)/ 'A' RHR Room (Fire Area I) and the Torus Room (Fire Area IV)/ 'B' RHR Room (Fire Area II). The walls separate Appendix R fire safe shutdown divisional equipment. | | event text = During a walkdown on December 20, 2012 at 1600 CST, two degraded Appendix R fire barriers (walls) were identified. These barriers separate the Torus Room (Fire Area IV)/ 'A' RHR Room (Fire Area I) and the Torus Room (Fire Area IV)/ 'B' RHR Room (Fire Area II). The walls separate Appendix R fire safe shutdown divisional equipment. | ||
A fire watch was established as a compensatory measure immediately following identification of the issue on December 20, 2012. The barrier affecting the 'B' RHR Room has been repaired on both sides. The barrier affecting the 'A' RHR Room has been repaired on the Torus Room side. The discovery of this non-compliance is being reported as an unanalyzed condition as defined by 10CFR50.72(b)(3)(ii)(B). | A fire watch was established as a compensatory measure immediately following identification of the issue on December 20, 2012. The barrier affecting the 'B' RHR Room has been repaired on both sides. The barrier affecting the 'A' RHR Room has been repaired on the Torus Room side. The discovery of this non-compliance is being reported as an unanalyzed condition as defined by 10CFR50.72(b)(3)(ii)(B). | ||
Latest revision as of 21:01, 1 March 2018
| Where | |
|---|---|
Monticello  Minnesota (NRC Region 3) | |
| Reporting | |
| 10 CFR 50.72(b)(3)(ii)(B), Unanalyzed Condition | |
| Time - Person (Reporting Time:+2.1 h0.0875 days <br />0.0125 weeks <br />0.00288 months <br />) | |
| Opened: | Rick Davidson 00:06 Dec 21, 2012 |
| NRC Officer: | Vince Klco |
| Last Updated: | Feb 7, 2013 |
| 48616 - NRC Website
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