EE WAS OPERATING 1547 PRODUCTION TRUCK. ON THE SECOND PASS OF THE LOADING CYCLE THE MATERIAL JOSELED EE AROUND AND HE FELT PAIN IN HIS LOWER BACK. HE WAS EVALUATED BY A DR. IN THE ER ON 7-30-0 0. IT WAS MADE KNOWN ON 9-28-00 EE HAD PHYSICAL THERAPY ORDERED ON 8-10-00.