A FALL WAS FOUND IN THE INTAKE AIRCOURSE 2 CROSSCUTS FROM #B WEST ESCAPE CAPSULE ON THE MAIN SOUTH ENTRIES. FALL WAS 20'X 20'X 8'HIGH. FALL OCCURED DUE TO THE DETERIORATION OF THE IMMEDIATE TO P. BOLTS USED TO SUPPORT THE TOP WERE 8'LONG POINT ANCHOR BOLTS. BLOCKS WERE USED WITH THE BOLTS. AREA WAS BOLTED ACCORDING TO ROOF CONTROL PLAN.