THE CONTINUOUS MINER MACHINE WAS TAKING THE FIRST LEFT RIGHT OUT OF THE NO.3 HEADING ON THE MMU 002-0 BILLARING SECTION. AS THE MACHINE CUT THRUTHE BACK SIDE OF THE PILLAR A ROCK FELL AND LODG ED THE MACHINE. A MECHANICAL RETRIEVER WAS USED TO PULL THE MINER OUT. THERE WERE NO ROOFBOLTS PULLED. THERE WERE NO INJURIES. THE FALL WAS 50-FEET INBY SURVEY STATION 3547.