05000315/FIN-2013009-03
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Finding | |
|---|---|
| Title | Failure to Incorporate Required Shutdown Guidance into Fire Response Procedure |
| Description | The inspectors identified a finding of very low safety significance (Green) and associated NCV of Technical Specification 5.4.1.d, Procedures, for the licensee\'s failure to provide adequate guidance required for safe shutdown in the response procedures. Specifically, the licensee failed to provide adequate guidance to reset the associated Emergency Diesel Generator (EDG) lockout relays to support EDG operation, which were required to power safe shutdown components to achieve shutdown in the event of a fire in either Fire Zones 79 or 85 for Units 1 or 2 respectively. The licensee subsequently entered the issue into their Corrective Action Program and added steps into the fire response procedure. The inspectors determined that this finding was more than minor because the failure to provide adequate procedural guidance to reset the EDG lockout relays could have potentially compromised the ability to safely shutdown the plant in the event of a fire. Based on the Detailed Risk Evaluation completed by the Region III SRA, the inspectors determined the finding was of very low safety significance (Green) because the resulting change in the Core Damage Frequency (ACDF) was equal to 4.17E-9/yr. The finding did not have a cross-cutting aspect because it was not reflective of current performance. |
| Site: | Cook |
|---|---|
| Report | IR 05000315/2013009 Section 1R05 |
| Date counted | Jun 30, 2013 (2013Q2) |
| Type: | NCV: Green |
| cornerstone | Mitigating Systems |
| Identified by: | NRC identified |
| Inspection Procedure: | IP 71111.05 |
| Inspectors (proximate) | M Munir R Daley R Winter A Dahbur |
| Violation of: | Technical Specification - Procedures Technical Specification |
| INPO aspect | |
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Finding - Cook - IR 05000315/2013009 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Finding List (Cook) @ 2013Q2
Self-Identified List (Cook)
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