A ROOF FALL OCCURRED ON UNIT 1 RIGHT SIDE (MMU 002-0) AT THE FACE OF THE #7 ENTRY. A CROSSCUT NOTCH HAD BEEN TURNED TO THE LEFT, THE MINER WAS BACKED OUT AND PARKED. THE LEFT NOTCH FELL IN AND CAUSED THE ROOF TO FALL ACROSS THE ENTRY THE WIDTH OF THE NOTCH. WIDTH - 20', 15'LONG, 6'HIGH.