Contractor Cited After Arc Flash Burns Two Workers

The U.S. Occupational Safety and Health Administration has cited a Tennessee contractor after two workers suffered burns from an arc flash at a nuclear power plant. Day & Zimmerman NPS Inc. was cited July 31 for exposing employees to electric shock hazards at the Tennessee Valley Authority Sequoyah Nuclear Power Plant in Soddy Daisy. The Chattanooga-based company faces $71,599 in proposed penalties. OSHA said two employees were burned by an arc flash while pulling electrical cable. An arc flash occurs when electric current leaves its intended path and travels through the air from one con...