location sensing device / continuous miners / well installed proximity device / continuous miner / active place change continuous miner / proximity systems / remote controlled continuous mining machine / proximity supplier / proximity devices / machinery pinching/pinning accidents / mining / place change continuous miners / safety device / lowest proximity system hardware / continuous mining / proximity detection systems / /
Organization
Mine Safety and Health Administration / Acting Director office of Standards / Regulations / and Variances Mine Safety and Health Administration / US Federal Reserve / /
MSHA - Comments on Public Rule Making - Proximity Detection Systems for Underground Mines