A ROOF FALL OCCURRED ON F-PANEL WHILE ON RETREAT MINING. THE FALL WAS IN THE #2 HEADING #2 PILLAR BLOCK AND FELL APPROX. 90' INBY 55# 11174. THE FALL WAS APPROX 30' WIDE X 18' LONG X 6' TO 8' THICK. VENTILATION OR TRAVEL WILL NOT BE AFFECTED. THE CONTINUOUS MINER WAS CAUGHT BY THE FALL HOWEVER ONCE IT WAS RECOVERED THRU WAS NO DAMAGE TO THE MACHINE.