Accident Overview
The airplane was substantially damaged when it impacted trees and terrain during initial climb from a 4,200-foot long hard surfaced runway.
Pilot Report
The pilot reported that the airplane had full fuel and 3 passengers. For the takeoff, he selected 20 degrees of flaps, rotated at about 60 miles per hour, and kept the airplane in ground effect to gain airspeed. During the climb, the wings started to stall. The pilot lowered the nose to regain airspeed, but the airplane impacted 70-foot high trees at the departure end of the runway.
Airplane Flight Manual Recommendations
The airplane flight manual recommends no flaps for normal and obstacle clearance takeoffs, and flaps 10 degrees to shorten ground run. It does not recommend flap settings of 30-40 degrees.
Weather Conditions
Based on the airport's weather observation temperature data, the density altitude was 2,332 feet mean sea level with a relative humidity of 51 percent.