Struck against a moving object
WHILE OPERATING FRONT END LOADER STOCKPILING, HIS LOADER TIRE (FRONT) HIT UP ON THE SAND PILE CAUSING HIM TO TWIST IN THE SEAT, WRENCHING HIS BACK.
WHILE OPERATING FRONT END LOADER STOCKPILING, HIS LOADER TIRE (FRONT) HIT UP ON THE SAND PILE CAUSING HIM TO TWIST IN THE SEAT, WRENCHING HIS BACK.