Type: Lessons Learned
Publisher: Mission Support Alliance - MSA (Richland, WA - Hanford), Richland, WA - Hanford Site (MSA)
Published As: Public
Lessons Learned: When electrical components are located or contained in an enclosed work space, circuit confirmation must be performed within that work space. Had the team performed an adequate verification of the circuit, including the work location, and isolation points, the second power source would have been discovered and this event would not have occurred.
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