IN PRIMARY ESCAPE WAY THE INTERSECTION FELL. APPEARS TO HAVE BEEN BOLTED WITH 6' TENSION REBAR BOLTS WITH SOME 8' TENSION REBARS. THE FALL MEASUSED 14' X 20' X 6'. LOCATION OF THE FALL WAS 1 C ROSSCUT INBY #5 PORTAL. EQUIPMENT WAS NOT INVOLVED. VENTILATION WAS NOT DISTURBED. NO INJURY OCCURRED. THE ESCAPEWAY WILL BE REROUTED UNTIL THE FALL IS CLEANED UP.