Incident Details
A pilot on a pleasure cross-country flight reported an engine power loss while descending. According to the pilot, the aircraft was descending from 8500 feet MSL to 4000 feet MSL with the engine power reduced to 2000 RPM. The pilot stated that carburetor heat was not used during the descent. When the pilot attempted to add power, the engine did not respond.
Forced Landing
Following the power loss, the pilot initiated a forced landing in an open field. During the landing, the aircraft collided with a ditch.
Investigation Findings
Post-accident investigation revealed no evidence of a mechanical failure or malfunction. At the time of the accident, the temperature was 66 degrees Fahrenheit and the dew point was 37 degrees Fahrenheit. According to the FAA Carburetor Icing Probability Chart, the aircraft was operating in conditions that indicate serious icing at glide power range.