AN UNINTENTIONAL ROOF FALL WAS DISCOVERED ON 9-7-00 IN THE #2 ENTRY AT SPAD #902. FALL WAS APPROX 90' LONG BY 18-20' WIDE BY 5-7' HIGH. NO INJURIES, NO EQUIPMENT CAUGHT, VENTILATION WAS NOT IN TERUPTED. THE AREA HAD BEEN BOLTED WITH 4' FULLYGROUTED RESIN BOLTS. FALL WILL NOT BE CLEANED UP.