Accident type, without injuries
AN UNPLANNED ROOF FALL WAS DISCOVERED ONE CROSS CUT INBY SS 770 IN THE NO 2 ENTRY 1500 FOOT OUTBY WORKING SECTION. FALL MEASURES 4 TO 8 FEET THICK, 20 FEET WIDE, 40 FEET LONG. NO INJURY OR EQU IPMENT INVOLVED. ROCK FALL FELL IN A CREEK LIKE AREA.