A ROOF FALL OCCURRED ON 4-EAST MMV-003 #24 BK, #9 H06 IN A 3-WAY INTERSECTION. IT FELL 9' TO 10' HIGH AND HIGHER. THE FALL WAS BOLTED TO PIAN USING 6'X3/4"" FULL GROUTED RESIN BOLTS USING 6""X16 "" BEARING PLATES. THE SIZE OF THE FALL IS APPROX18'WX18'LX9-10'H. THE AREA WAS DELVELOPED APP ON 5-23-00. THE FALL HAS BEEN TIMBERED AND DANGERED OFF AND WILL NOT BE CLEANED UP.