ON 9/27/04 A ROOF FALL WAS DISCOVERED AROUND 10:30 PM ON MMU 007. THE ROOF FALL WAS LOCATED IN AN INTERSECTION IN #6 ENTRY, 3 LINES OUTBY THE FACE. THE FALL MEASURED 70' LONG X 20' WIDE X 5' THICK. NO INJURIES WERE REPORTED ASSOCIATED WITH THIS FALL.