05000454/FIN-2012002-01
From kanterella
Jump to navigation
Jump to search
Finding | |
|---|---|
| Title | Structural Steel Beam Missing Fireproofing Material |
| Description | The inspectors identified a finding of very low safety significance (Green) and an associated NCV of Byron Operating License Condition 2.E when fireproofing material on a structural steel beam in the 2A Safety Injection (SI) Pump Room was identified as missing. As part of their immediate corrective actions, the licensee entered this issue into their correction action program (CAP) as Issue Report (IR) 1308297 and implemented compensatory measures that included hourly fire watches until fireproofing of the steel beam was subsequently completed. The finding was determined to be more than minor in accordance with IMC 0612, Appendix B, Issue Screening, since it was associated with the Protection Against External Events attribute of the Mitigating Systems Cornerstone and adversely affected the cornerstone objective of ensuring the availability, reliability, and capability of systems that respond to initiating events to prevent undesirable consequences. In accordance with IMC 0609, Appendix F, Attachment 1, Application of Fire Protection SDP Phase 1 Worksheet, the finding screened as having very low safety significance (Green) since although the finding was associated with a degradation of fire confinement due to the incomplete application of fireproofing material to the beam and the degradation rating was determined to be Moderate, the degraded barrier still provided a minimum of 20 minutes of fire endurance protection. This finding had a cross-cutting aspect in the Corrective Action Program component of the Problem Identification and Resolution cross-cutting area because the licensee failed to identify and therefore assess this issue completely, accurately, and in a timely manner commensurate with the safety significance of the issu |
| Site: | Byron  |
|---|---|
| Report | IR 05000454/2012002 Section 1R05 |
| Date counted | Mar 31, 2012 (2012Q1) |
| Type: | NCV: Green |
| cornerstone | Initiating Events |
| Identified by: | NRC identified |
| Inspection Procedure: | IP 71111.05 |
| Inspectors (proximate) | A Garmoe B Bartlett B Jose C Thompson E Duncan E Sanchez Santiago J Cassidy J Dalzell J Robbins R Ng |
| CCA | P.1, Identification |
| INPO aspect | PI.1 |
| ' | |
Finding - Byron - IR 05000454/2012002 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Finding List (Byron) @ 2012Q1
Self-Identified List (Byron)
| |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||