Silica

Washington — The Mine Safety and Health Administration has extended until Sept. 11 the comment period for a proposed rule on worker exposure to respirable crystalline silica.

Washington — The Mine Safety and Health Administration has scheduled public meetings on its recently published proposed rule on worker exposure to respirable crystalline silica.

Washington — The Mine Safety and Health Administration has announced a proposed rule on worker exposure to respirable crystalline silica in an effort to better protect miners from associated health hazards.

Melbourne, Australia — A recent study of stone countertop industry workers reveals an “alarmingly high” occurrence of silicosis, indicating that government-mandated screening tests may be inadequate to diagnose the disease.

Arlington, VA — The inclusion of a long-awaited Mine Safety and Health Administration proposed rule on respirable crystalline silica in the Department of Labor’s Fall 2022 regulatory agenda represents a milestone for which MSHA administrator Chris Williamson wants to “underscore the significance.”

Stockholm — Exposure to dusts and fumes from common workplace agents such as vapors, gases and solvents may increase workers’ risk of developing rheumatoid arthritis, results of a recent study out of Sweden show.

Arlington, VA — The Mine Safety and Health Administration is “actively working” toward publishing a proposed rule on respirable crystalline silica, agency administrator Chris Williamson said Oct. 20.

East Lansing, MI — A recent study of workers at sand, gravel and stone mines in Michigan found a higher number of doctor visits for shortness of breath compared with workers in other production industries.

Arlington, VA — As the Mine Safety and Health Administration works toward publishing a proposed rule on respirable crystalline silica, agency administrator Chris Williamson is encouraging mine workers and operators to “take proactive measures” to assess silica-related health hazards.

Arlington, VA — As the Mine Safety and Health Administration works to develop a standard on worker exposure to respirable crystalline silica, the agency has launched an enforcement initiative aimed at boosting protections against the hazardous material.