AN UNINTENTIONAL ROOF FALL OCCURRED IN THE #7 ENTRY, AT THE #35 CROSSCUT LOCATED IN THE MAIN EAST PRIMARY ESCAPEWAY. THE ROOF FALL WAS 20' LONG X 20' WIDE AND 4' HIGH. THE ROOF FALL WILL BE CL EANED UP AND THE AREA RE-SUPPORTED. INITIALLY, THE AREA WAS BOLTED WITH 4' FULLY GROUTED ROOF BOLTS. THE ROOF MATERIAL CONSISTED OF A SANDY, LIGHT GRAY SHALE.