7 de agosto de 1984
NC · Metal/No metálico
Operador de perforadora
HERRAMIENTAS MANUALES (SIN MOTOR)
Lithium Corp Of America · Golpeado por... no clasificado en otra parte
THE INJURED WAS IN THE PROCESS OF REMOVING 3-10 FT PIECES OF DRILL STEEL FROM THE DRILL HOLE. WHEN HE REMOVED THE FIRST PIECE OF STEEL, THE COUPLING REMAINED ON THE STRIKING BAR OF THE HAMMER. THE INJURED LOWERED THE HAMMER AND TRIED TO LOOSEN THE COUPLING BY TAPPING IT AGAINST THE OTHER COUPLING. WHEN THE COUPLING MADE CONTACT A PIECE APPROX. 1X2X4 MM LONG BROKE OFF STRIKING HIM I