THE INJURED WAS RETURNING TO THE FEEDER WITH A JOY SC 21 SHUTTLE CAR. HE WAS LOCATED IN THE #6 ENTRY APPROX 80' IN BY SPAD #54 WHEN THE TRAM PEDAL STUCK CAUSING THE SC TO STRIKE THE RIB. THIS RESULTED IN A MUSCLE SPRAIN AND POSSIBLY A PINCHED NERVE. FIRST DAY AWAY FROM WORK WAS 7-20-01.