6 de noviembre de 1986
UT · Metal/No metálico
Operario de banco, Cantero
Muerte · DESPRENDIMIENTO DE TECHO O BÓVEDA
Western Key Enterprise · Golpeado por objeto que cae
2ND ROUND WAS B9ING DRILLED AFTER 1ST ROUND SHOT THROUGH CAVED AREA AT CRACK IN CAVED AREA WAS NOT VISIBLE FROM FACE SIDE RESULTING IN LARGE SLAB OUT OF BACK TO FALL DIRECTLY ABOVE VICTIM WHIL E DRILLING 2ND 9OUND