 Polehinke had 6,564 flight hours, including 940 hours as a captain and 3,564 hours on the CRJ-100.The aircraft was assigned the airport's Runway 22 for the takeoff, but used Runway 26 instead.Analysis of the cockpit voice recorder (CVR) indicated the aircraft was cleared to take off from Runway 22, a strip used by most airline traffic at Lexington.