EE WAS OPERATING AN END DUMP IN MUDDY CONDITIONS. HIS END DUMP GOT STUCK AND HE NEEDED THE ASSISTANCE OF A DOZER. AS THE DOZER CONTACTED THE REAR OF THE END DUMP, THE IMPACT JARRED HIS BACK. HE HAD SOME PAIN IN HIS LOWER BACK, NECK AND BETWEEN SHOULDER BLADES. HE DID NOT SEE A DR. UNTIL 3/3/03, HE RECEIVED RESTRICTED DUTY AT THAT TIME.