MINE HAS BEEN IDLE FOR 2 1/2 YEARS AND IS PRESENTLY UNDER GOING REHABILITATION WORK. ROOF FALL WAS DISCOVERED DURING THIS TIME. THE FALL WAS LOCATED AT BK #22, 1BK INBY SPAD #145 BETWEEN NEUT RAL & LEFT RETURN. FALL IS APPROX. 20'LONG 0 TO 5 1/2' THICK, 18'WIDE. #3 ENTRY.