EE WAS GETTING OUT OF A SCOOP CAR. BOTH FEET SLIPPED ON THE SCOOP CAR SEAT AND HE TWISTED HIS KNEE. THERE WAS NO DAMAGE OR IMPAIRMENT TO THE MINING OPERATION OR EQUIPMENT. THE INJURY DID NOT I NVOLVE ANY ASPECT OF COMPLIANCE, JOB SKILLS, PROFIENCY, TRAINING, ATTITUDE OR PROTECTIVE ITEMS. THE LOW CLEARANCE BETWEEN SEAT AND CANOPY CONTRIBUTED TO DIFFICULTY IN GETTING OUT OF SCOOP CAR