Lesson Learned Briefing


No.LL19-0012

TitleUranium Accumulation Discoveries at Y-12

EventOther Facility Event

Event Date06/14/2019

CategoryOCA - DOE Operating Experience Summary

Summary
This Department of Energy (DOE) Operating Experience Summary provides information about multiple discoveries of unexpected accumulations of uranium in processing equipment at the Y-12 National Security Complex (Y-12). In all instances, Consolidated Nuclear Security, LLC (CNS) paused operations while executing corrective actions to address identified issues.

For more information on the discoveries, corrective actions, and long-term improvements, please see the attached Operating Experience Summary.

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Lessons Learned are part of the ISM Core Function 5, Feedback and Improvement. Applicable Lessons Learned are to be considered during working planning activities and incorporated in work processes, prior to performing work.
 
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OES_Uranium_June19.pdf

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