A FRICTIONAL IGNITION OCCURRED AT THE FACE OF #11 ENTRY INBY #120 WALL, 102' FROM LAST OPEN CROSSCUT, ON THE 3 NORTH RIGHT SECTION. THE IGNITION LASTED APPROX. 5 SECONDS AND WAS EXTINGUISHED WITH A WASH DOWN HOSE AND WATER SPRAYS ON THE MINER. THERE WERE NO INJURIES OR DAMAGE TO EQUIPMENT.