THE INDIVIDUAL WAS OPERATING A DOZER RIPPING COAL WHEN HE WAS JARRED WHEN THE DOZER WENT OVER A CHUNK. AT THE TIME HE DIDN'T THINK HE WAS INJURED, BUT AS TIME WENT ON HE REALIZED IT WAS WORSE THAN HE THOUGHT. HE FILLED OUT THE REOPRT ON OCTOBER 23 WHICH WAS 1 1/2 MONTHS AFTER THE INCIDENT.