AN UNINTENTIONAL ROOF FALL WAS DISCOVERED ON AN ABANDONED PANAL AT SURVEY SPAD #1422 OF THE 1ST RT. PILLAR PANAL OFF 2 EAST MAINS. FALL WAS APPROX. 70'LONG X 17'WIDE X 6'-7'HIGH. AREA HAD BEEN SUPPORTED WITH 5'RESIN RODS. APPROACHES WERE TIMBERED OFF AND WILL BE CLEANED UP.