Squad 80 initially responded for the vehicle accident with injuries at McNair and Valley Forge Road. While enroute the call was upgraded to a vehicle rescue with one vehicle on its side and the driver trapped. This brought Rescue 76 on the box assignment. CH76 initially arrived on location with one of the vehicles on it side sitting on the grass. Squad 80 crew arrived and utilized the training scenario they just completed 30 minutes before and successfully stabilized the vehicle. Asst 80 and Engine 80 arrived on location and the crew assisted with removing the front windshield and the patient was escorted out of the front of the vehicle.