A ROOF FALL WAS DISCOVERED ON 2-28-01 IN A-2 MAINS RETURN 38-39 BLOCK IN NO 4 ENTRY 3 1/2 BREAKS INBY STATION NO. 300. THE FALL IS APPROX 17 FT WIDE X 38 FT LONG X 7 FEET HIGH. THE FALL CONTAI NED 6 FT RESIN BOLTS AND THE AREA WAS DEVELOPED 1-98. THE FALL HAS BEEN DANGERED OFF AND WILL NOT BE CLEANED UP AT THIS TIME.