EMPLOYEE WAS OPERATING A SHUTTLE CAR ON UNEVEN BOTTOM ON A CONTINUOUS MINER SECTION. AS HE WASTRAMMING THE SHUTTLE CAR, HE HIT HIS HARD HAT ONUNDERSIDE OF CANOPY. HE FELT PAIN IN HIS NECK, RIGHT SHOULDER AND BACK. THERE WAS NO DAMAGE ORIMPAIRMENT TO MINING OPERATION OR EQUIPMENT; THEINJURY DID NOT INVOLVE ANY ASPECT OF COMPLIANCE,JOB SKILLS, PROFICIENCY, ATTITUDE OR PROTECTIVE