Preflight and Departure
During a preflight inspection, the student pilot checked the fuel gauges and visually inspected the fuel tanks. Based on these checks, the pilot believed the fuel tanks were about half full. The student pilot then took off without refueling the aircraft.
Inflight Event
Approximately 45 minutes after departure, the engine lost power. The student pilot initiated an emergency landing in a wheat field. During the landing, the aircraft nosed over and was damaged.
Fuel Records
Records indicated that the aircraft had flown 3.8 hours on a previous flight after it was last refueled. At economy cruise power settings, the maximum flight time for this aircraft was estimated to be 4.22 hours.