EE WAS CLIMBING ON TOP OF A SCOOP CAT TO DO MAINTENANCE WORK. AS HE CLIMBED ONTO IT, HE HIT HIS HEAD ON A ROOF BOLT HEADER BLOCK AND JAMMED HIS NECK. THERE WAS NO DAMAGE OR IMPAIRMENT TO THE M INING OPERATION OR EQUIPMENT. THEINJURY DID NOT INVOLVE PROFICIENCY, TRAINING, ATTITUDE, PROTECTIVE ITEMS OR DEVICES. AWARENESS FOR TOP CLEARANCE OVER SCOOP WAS A FACTOR.