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Nuclear Arc Flash Protection

Report Information

Date Issued
Report Number
2019-15644
Report Type
Inspection / Evaluation
Description
Due to the risk of personnel injury from arc flash hazards at nuclear plants, we performed an evaluation to determine if (1) TVA’s arc flash procedures were being performed as required, (2) required personal protective equipment was available and properly maintained, and (3) required training was completed. We found some requirements of TVA’s arc flash procedures were not being performed. Specifically, (1) arc flash hazard analyses were incomplete, not reflective of current plant operating conditions, and not reviewed timely; (2) identified hazards were not communicated accurately to workers; (3) plants had not adequately evaluated and implemented controls to reduce exposure to high hazard incident energies; and (4) hazards and mitigations were not routinely documented.In addition, we determined arc flash training needs improvement. TVA’s identified population of individuals required to have arc flash training had completed initial training; however, the trainee population was incomplete and not a reliable indicator as to who is required by the Occupational Safety and Health Administration to receive the training. TVA has also not implemented retraining at the frequency required by its procedures. Also, while personal protective equipment was generally available and in good condition, its management could be improved with an inventory listing and preventive maintenance.
Joint Report
Yes
Participating OIG
Tennessee Valley Authority OIG
Agency Wide
Yes (agency-wide)
Questioned Costs
$0
Funds for Better Use
$0

Recommendations

Evaluate available engineering and administrative controls to reduce high hazard exposures and formalize reduction strategies in a site-specific plan.

In conjunction with the Director of Safety and Enterprise Improvement, implement a control to monitor documented PJB and JSA requirements and verify proper documentation is maintained.