Proximity detection in mining is one of the most vital of today’s technologies for keeping workers safe around heavy machinery.  Strata HazardAvert® for coal mines is specifically designed for the underground coal environment and is MSHA approved to be used mine-wide on both production and haulage equipment. The system promotes safer work practices through increased safety awareness and modified worker behavior. It works to prevented accidents and collisions which in-turn improves overall productivity and efficiency.