Flight Plan and Radar Data
The pilot reviewed weather conditions prior to departing for the airport. The airplane departed at 0615, heading northeast for approximately 25 miles, then turned to a 100-degree heading, which was maintained to the accident site. According to a computer-generated flight plan, the pilot intended to fly north around Denver International Airport at 7,500 feet, then proceed direct to Chanute, Kansas. The filed cruising altitude was 11,500 feet, with an estimated time en route of 3 hours and 28 minutes.
Air traffic control radar data showed the airplane took off, flew northeast toward Gilcrest, Colorado, then turned southeast on an approximate 100-degree heading, holding that course to the accident site. No altitude information was recorded by radar.
Witness Account
A witness working on power lines near the accident site reported seeing the airplane fly overhead at low altitude, barely clearing the power lines. The witness stated the engine sounded normal but did not see the crash due to dense fog in the area.
Weather Conditions
Weather conditions at Burlington, Colorado, 12 miles south of the accident site, at the time of the accident were reported as indefinite ceiling with vertical visibility of 100 feet, surface visibility of 1/4 statute mile, fog, temperature and dew point 39°F, and altimeter setting 29.96 inches.
Aircraft Examination
An examination of the airplane revealed evidence of structural icing on the wings, wing struts, right wheel pant, and empennage. No other anomalies were found.