05000298/FIN-2012003-11
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Finding | |
|---|---|
| Title | ALARA Program Failed to Prevent Unintended Doses for Refueling Floor Activities, Outage RE26 |
| Description | Inspectors identified a finding of very low safety significance for the failure to follow ALARA planning and control procedures to maintain doses ALARA for refueling floor activities covered under Radiological Work Package 2011-05. Specifically, the licensee failed to follow an ALARA planning and work control procedure by not planning, evaluating, and implementing strategies to minimize dose increases to justify increases in the estimated collective dose. Consequently, there was an overage of 20 person-rem of unintended dose, which exceeded the dose estimate by 80 percent. The original dose estimate was 25 person-rem and actual dose was 45 person-rem. The finding and procedure concerns were documented in the licensees corrective action program as Condition Reports CR-CNS-2012-02551 and CR-CNS-2012-02652. The failure to follow the ALARA planning and controls procedure to prevent unplanned and unintended collective doses was a performance deficiency. This finding is greater than minor because it affected the Occupational Radiation Safety Cornerstone attribute of program and process, in that, failure to implement ALARA procedures adequately caused increased collective radiation dose for the job activity to exceed 5 person-rem and exceeded the planned dose by more than 50 percent. In addition, this type of issue is addressed in Example 6.j of Inspection Manual Chapter 0612, Appendix E, Examples of Minor Issues. Using the Occupational Radiation Safety Significance Determination Process, the inspectors determined that this finding was of very low safety significance because it involved ALARA planning and controls and the licensees latest rolling three-year average does not exceed 240 person-rem. This finding has a cross-cutting aspect in the area of human performance associated with the work control component because the licensee failed to evaluate the impact of work scope changes on human performance and interdepartmental communication and coordination prior to commencing work activities. Specifically, work groups, Health Physics, and the ALARA Planners did not effectively communicate how work scope changes of the radiation work permits would affect the dose estimate of the radiological work package. |
| Site: | Cooper |
|---|---|
| Report | IR 05000298/2012003 Section 2RS2 |
| Date counted | Jun 30, 2012 (2012Q2) |
| Type: | Finding: Green |
| cornerstone | Or Safety |
| Identified by: | NRC identified |
| Inspection Procedure: | IP 71124.02 |
| Inspectors (proximate) | G Pick G George L Carson J Josey V Gaddy C Alldredge B Hagar C Henderson |
| CCA | H.5, Work Management |
| INPO aspect | WP.1 |
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Finding - Cooper - IR 05000298/2012003 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Finding List (Cooper) @ 2012Q2
Self-Identified List (Cooper)
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