05000445/FIN-2014003-10
From kanterella
Jump to navigation
Jump to search
Finding | |
|---|---|
| Title | Licensee-Identified Violation |
| Description | Cable Routing Unanalyzed for Fire Safe Shutdown Barrier License Condition 2.G for Unit 2 requires, in part, that the licensee implement and maintain in effect all provisions of the approved fire protection program as described in the Final Safety Analysis Report through Amendment 87 and as approved in the Safety Evaluation Report and its supplements through Supplement 27. Section 9.5.1.3, Fire Hazard Analysis Evaluation, of the Final Safety Analysis Report references the Comanche Peak Nuclear Power Plant Fire Protection Report.Section II of the Fire Protection Report is the Fire Hazards Analysis Report. Section 4.5, Fire Protection Features for Fire Safe Shutdown, of the Fire Hazards Analysis Report specifies the allowable methods of ensuring that one of the redundant sets of systems necessary to achieve and maintain hot standby conditions is free of fire damage. Section 4.5.2.c, states, in part, that, enclosures of cables (if not one hour fire rated cables) and equipment and associated nonsafety circuits of components of redundant sets of systems in a fire barrier have a 1-hour rating. In addition, fire detectors and automatic fire suppressions systems adequate for hazards in the fire area are installed. Appendix A, CPNPP Fire Protection Program Separation Criteria Comparison Table, of the Fire Protection Report specifies that the separation method per Section 4.5 of the Fire Hazards Analysis Report utilized in fire area SB is method 2.c
Contrary to the above, prior to June 19, 2014, the licensee failed to ensure that a associated nonsafety circuit in fire area SB was enclosed in a fire barrier having a 1-hou rating. Specifically, the licensee failed to ensure that cable EO223531, a cable in th control circuit for the train A containment recirculation sump isolation valve, wa enclosed in a fire barrier having a 1-hour fire rating. The licensee documented this issu in Condition Report CR-2014-004721. This violation was determined to be of very lo safety significance (Green) based on Inspection Manual Chapter 0609, Appendix F Attachment 1, Fire Protection Significance Determination Process Phase 1 Worksheet Question 1.4.4.A. This is the enforcement aspect of the licensee event report discusse in Section 4OA3.3. |
| Site: | Comanche Peak  |
|---|---|
| Report | IR 05000445/2014003 Section 4OA7 |
| Date counted | Jun 30, 2014 (2014Q2) |
| Type: | NCV: Green |
| cornerstone | Mitigating Systems |
| Identified by: | Licensee-identified |
| Inspection Procedure: | |
| Inspectors (proximate) | D Proulx G Guerra J Kramer J Watkins L Brandt L Carson N Greene R Kumana S Alferink W Sifre W Walker |
| Violation of: | License Condition - Fire Protection License Condition |
| INPO aspect | |
| ' | |
Finding - Comanche Peak - IR 05000445/2014003 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Finding List (Comanche Peak) @ 2014Q2
Self-Identified List (Comanche Peak)
| |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||