The U.S. Mine Safety and Health Administration (MSHA) has proposed a rule incorporating national and international voluntary consensus standards related to electric motor-driven mine equipment and accessories. Under the proposed rule, during a one-year transition period, mine operators could use equipment and accessories that meet either 14 voluntary consensus standards (VCS) or the existing MSHA approval … Continue reading MSHA PROPOSES STANDARDS FOR ELECTRIC MOTOR-DRIVEN MINE EQUIPMENT AND ACCESSORIES →