EE WAS DRIVING FORKLIFT ACROSS DOCK PLATE @ TRUCK LOADING DOCKS. THE TRUCK THAT WAS BEING LOADED WAS UNEVEN, CREATING A 2"" RISE. WHEN THE FRONT WHEELS OF FORKLIFT HIT RISE, FORKLIFT STOPPED SU DDENLY, CAUSING EE TO LUNGE FORWARD & SUFFER LOWER BACK STRAIN. HE WAS WEARING SEATBELT. DUE TO PERSISTANT PAIN HE WAS TAKEN FOR MED ATTN 3/25/02. DIAGNOSED W/MINOR BACK STRAIN GIVEN MEDICATI