WE WERE MOVING DRAGLINE BACK TO SOUTH PIT, WERE MOVING ELECTRIC POWER BOXES & CABLE BACK BEHIND DRAGLINE; WAS PULLING CABLE PULLING WITH LOADER. OTHER EMPLOYEE STOPPED TO REHOOK TO OPPOSITE S IDE OF BUCKET; STARTED TO PULL CABLE--FLIPPED UP KNOCKING ME OFF OF FEET; (I) FELL FORWARD, HITTING MY HEAD ON GROUND--CUT OVER LEFT EYE AND NOSE. TIME WAS AROUND 8:30-8:45 A.M.