FOUND THE CAVE HAD OVERRUN THE AREA ADJACENT TO THE LAST SHIELD BETWEEN 53 & 54 X-CUT. THE FALL WAS APPROXIMATELY 7 FT HIGH, 18 FEET WIDE AND 20 FEET LONG. VENTILATION ON THE FACE WAS MAINTAIN ED ABOVE PLAN MINIMUMS. THE FACE WAS ADVANCED 6 PASSES TO GET BEYOND THE FALLEN ROOF. THE TG BLOCKAGE PLAN WAS IMPLEMENTED DURING THIS MINING.