22 de octubre de 1985
VA · Carbón
Empernador de techo, Empernador de roca, Empernador, Operador de soporte de techo móvil (MRS)
MAQUINARIA
Bristol Coal Corp · Atrapado en, bajo o entre un objeto en movimiento y uno fijo
THE SECTION IS ONLY 36" HIGH, WE USE 36" ROOF BOLTS SO IT IS NECESSARY TO PUSH ROOF BOLTS IN HOLE WITH BOOM OF ROOF BOLTER TO BE ABLE TO USE THE TORQUE WRENCH TO TIGHTEN THE BOLTS WHEN THE BOO M IS NEAR THE TOP YOU SHOULD TAKE CARE TO KEEP HAND IN THE CLEAR