EE WAS OPERATING A JEFFREY 15 TON LOCOMOTIVE COMING OUTBY ON THE 3R3NE TRACK. THE LOCOMOTIVE DERAILED ON A HILL AND SLID BACKWARDS DISLODGING TWO TIMBERS. EE TWISTED HIS BODY TO PUSH ONE OF TH E TIMBERS OFF OF THE MOTOR AND STRAINED A MUSCLEIN HIS LOWER BACK.