OSHA's Silica Rule Upheld On Most Grounds

On Friday, December 22, the U.S. Court of Appeals for the District of Columbia Circuit ruled on challenges to OSHA's new silica exposure standard, rejecting all challenges by industry and one of the challenges by labor unions, but finding that OSHA was arbitrary and capricious in failing to offer good reasons for not including "medical removal protection" allowing doctors to recommend removal of workers at risk from silica exposure. North America's Building Trades Unions v. Occupational Safety and Health Administration, case #16-1105, D.C. Cir. 12/22/2017. In its ruling, the D.C. Circuit also:

• Upheld the rule's reduced Permissible Exposure Limit ("PEL") of 50 micrograms/cubic meter;