Squad 11, Medic 11, and Ambulance 119 were alerted to respond for an MVC at Marley Neck Blvd and Freeman Shores Rd. While enroute Fire Alarm were upgrading this call to a rescue assignment. Squad 11 arrived on location advised they had 3 trapped, 1 extended extrication and requested 2 additional ALS units. Command requesting MSP and 1 additional rescue piece. Trooper 1 transported 1 pri 1 patient. Total of 6 pts were transported.