At approximately 0339 hours (3:39 am) on August 15, units were dispatched for a vehicle collision with fire on I-70 in the area of the Carroll/Howard county line. On arrival, Paramedic 19 advised there was a tractor trailer on it's side with one occupant trapped in the cab with no fire. Arriving units went to work extricating the driver using various extrication tools. Aviation was requested for the priority 1 trauma patient. Maryland Department of the Environment was requested to handle the fuel spill. The driver was extricated in approximately 25 minutes and transported by helicopter Trooper 3 to a trauma center. Units were on the scene over an hour.