WHILE FUELING THE DOZER, EMPLOYEE STEPPED BACK FROM THE DECK TO DESCEND TO THE GROUND BUT MISSED THE TRACK (THE NEXT STEP). HE FELL, STRIKING HIS FACE ON THE RIGHT SIDE BREAKING THE ORBITAL BO NE IN TWO PLACES JUST ABOVE THE CHEEK. HE WAS ALSO COMPLAINING OF PAIN IN HIS RIGHT SHOULDER. BOTH FACE AND SHOULDER STRUCK THE LEFT PUSH ARM OF THE DOZER. HE HAD THE FULL NOZZLE IN HIS HAND.