A ROOF FALL WAS DISCOVERED IN THE CROSSCUT BETWEEN #73 AND #80 ENTRIES ALONG THE 3 NORTH AREA AT BRK 17. THE FALL MEASURED 50 FT LONG X 20 FT WIDE X 4 1/2 FT HIGH. THE AREA HAD BEEN BOLTED WIT H 4 FT RESIN BOLTS. THE FALL OCCURRED 5000 FT OUTBY THE WORKING FACE. NO INJURY OR PROPERTY DAMAGE WAS REPORTED.