April 18, 2013 Elizabeth Grossman 1Comment

Since the White House Office of Management and Budget’s (OMB) Office of Information and Regulatory Affairs (OIRA) began reviewing the Labor Department’s proposed rule to reduce by one-half the permissible workplace exposure to respirable crystalline silica more than two year ago, the US has seen a dramatic increase in industrial sand mining, a major route of workers’ exposure to silica dust. Industry groups claim the more-protective standard would be too expensive.