Just before 1100 hours township companies were dispatched to I-476 SB for an accident with entrapment with one reported unconscious. 65-1 (Hopkins) made the response with 4. Rescue 67 arrived on scene and reported a dump truck versus a car into a guard rail with one trapped. 65-1 arrived on scene and went to work assisting rescue 67 with stabilization and extrication and a crew stood by for fire suppression. A full roof removal was done to remove the patient. The patient was quickly extricated and placed in the hands of EMS. Crews operated on scene for an hour.