INJURED WAS STANDING OUTBY BELT TAILPIECE WHEN PIECE ON CONVEYOR BELT TAKEUP BROKE AS BELT WAS BEING STARTED. THE TAILPIECE WAS HOLTED LOOS FROM ANCHORAGE, STRUCK INJURED AND KNOCKED HIM TO TH E MINE FLOOR. HE WAS KNOCK UNCONSCIOUS AND SUSTAINED CONTUSIONS ON THE RIGHT SIDE OF THE HEAD, LEFT HAND & RIGHT LEG.