Blue Mountain Quarry Company Inc · Golpeado por... no clasificado en otra parte
AIR SUPPLY HOSE TO ONE OF TWO DRILL MACHINES BROKE STRIKING IPERATOR ON HEAD IMPACT KNOCKED OPERATOR TO GROUND BHUT DID NOT RENDER HIM UNCONSCIOUS SAFETY WHIP CHECKS WERE IN PLACE HOWEVER ENT IRE ELBOW CAME LOOSE WHEN INTRIOR RETENTION RING BROKE INSIDE DRILL WHIP CHECK AROUND ELBOW