EE REPORTED: RIDING AS A PASSENGER IN A 14 MAN DIESEL MANTRIP, THE MANTRIP BECAME HUNG UP WHEN THE OPERATOR PULLED INTO A CROSSCUT ALONG 2-A SUPPLY ROAD. ANOTHER WORKER, USING ANOTHER D IESEL VEHICLE, TRIED TO PUSH THE STUCK VEHICLE TO FREE IT. THE SECOND VEHICLE'S BUMPER CAME OVER THE SIDE FRAME OF THE 14 MAN MANTRIP RESULTINGIN THE VICTIM'S FOOT BEING STRUCK BY BUMPER.