EE WAS OPERATING A D-8 BULLDOZER INSIDE 15B BAUXITE BUILDING. THE EE WAS BACKING THE DOZER UP AND DROVE IT BACKWARDS OVER AN EIGHTEEN FOOT DROPOFF. HE SUFFERED SEVERAL HEAD LACERATIONS AND COM PLAINED OF NECK, CHEST AND BACK PAIN. HE WAS TRANSPORTED TO THE HOSPITAL FOR TREATMENT. EE IS CURRENTLY LOSING TIME.