ON 3-19-03, WHILE ON VACATION, THE INDIVIDUAL CALLED THE MINE AND ALLEGED THAT HE STRAINED HISBACK WHILE MOVING A ROCK OFF THE CONT MINING MACHINE WITH A SLATE BAR ON3-13-03. PHYSICIAN RE LEASED HIM FROM WORK AND HE RETURNED FOR A COUPLE OF DAYS. PHYSICIAN DETERMINED HE HAD DEGENERATIVE DISC DISEASE.