Setting up for a job on #6 Kiln Burner Pipe and parked they're truck along the East side of the Bldg. next to #6 Cooler. At approx 2:40am injured was handling a welding lead cord from the back of the truck to another EE. He kicked a pallet out of his way and he stepped down hard, fell and twisted his back and hip. Medical treatment w/restrictions until full return 5/28/09.