At approx. 1130 hrs, Rescue Alarm 3-15 was alerted for a dump truck rolled over with wires down and reported subject trapped on Uniontown Road between Springdale Road and Frizzleburg Road. A second squad was requested en route due to the possibility of significant entrapment. Chief 3-1 arrived first and reported a dump truck on it's side and confirmed one trapped. Rescue Squad 9 responded and arrived as the patient was being extricated. Rescue Squad 9's crew assised with patient packaging and went in service. The patient was flown to Shock Trauma via MSP Trooper.