THE EMPLOYEE WAS OPERATING A LOADER AND HAD JUST DUMPED A LOAD ON MATERIAL INTO A TRUCK AND WAS DRIVING THE LOADER UPT HE RAMP WHEN HE RAN OVER A ROCK IN THE HAULAGE WAY. HE BOUNCED UP AND ST RUCK THE TOP OF HIS HEAD ONT HE ROLL OVER PROTECTION STRUCTURE JAMMING HIS NECK. HE WAS EVALUATED IN THE EMERGENCY ROOM AND TREATED FOR A CERVICAL STRAIN AND PLACED ON RESTRICTED DUTY.