A ROOF FALL WAS FOUND IN A 4-WAY INTERSECTION OF A SET OF WORKED-OUT RETURN ROOMS BY EXAMINER DOING THE WEEKLY AIR COURSE INSPECTION. THE LOCATION WAS ROOM 3 SURVEY STATION 2+40, 5RMS. FALL WAS 20' X 20' X 10' HIGH. AREA WAS MINED 1/15/04 AND HAD BEEN SUPPORTED WITH 6' AND 8' FULL-RESIN BOLTS. TRAVEL ROUTE WAS RELOCATED. NO PROPERTY DAMAGE OR INJURY RESULTED.