A ""SPIDER"" BUSHING WAS BEING REMOVED FROM THE SECONDARY CRUSHER. A COME-A-LONG WAS BEING USED & WAS UNDER TENSION. THE COME-A-LONG SNAPPED AND HIT THE INJURED AS HE WAS WALKING BY. THE SAFETY LATCHES ON THE COME-A-LONG WERE IN ORDER. TAKEN FOR MEDICAL TREATMENT, REMOVED FROM DUTY, CAST TO BE APPLIED ON 6/26/03 AND RETURN TO DUTY.