A ROOF FALL WAS FOUND IN OLD WORKS NEXT TO TRAVELWAY WHILE DOING AN EXAM. IT FELL IN ENTRY 5 AT XCUT 36 IN THE 4R1W UNIT. THE SIZE WAS 40' LONG, 18' WIDE, 7' THICK. IT WAS CAUSED BY A SLIP ON ONE SIDE OF THE FALL. IT DID NOT AFFECT PEOPLE, EQUIPMENT, OR VENTILATION.