8 de febrero de 1983
VA · Carbón
Operador de carro lanzadera, Operador de transporte de personal, Operador de ramcar, Operario de vía, Operador de buggy
DESPRENDIMIENTO DE TECHO O BÓVEDA
Scottie Coal Company Inc · Golpeado por objeto que cae
..SEVERAL CONDITIONS MAY HAVE BEEN CONTRIBUTING FACTORS-COLD AND CLAY CAUSING ROOF TO WORK.AGE OF EXISTING ROOF SUPPORT AND A 4\ X 5\ BOLT PATTERN.PILLAR RECOVERY OPERATION TWO BREAKS AWAY CAU SING VIBRATIONS AND CHANGING PILLAR AND STRESS LINES.