Accident Overview
An aircraft was on a mission to perform aerial photography of an airplane for the UAZ factory near Ulyanovsk. While approaching Ulyanovsk at an altitude of 3,000 meters, the left wing suffered a structural failure and partially detached, striking the tail of the aircraft. The aircraft became uncontrollable and entered a dive, ultimately crashing into a snow-covered field located 15 kilometers northeast of Ulyanovsk.
Destruction and Fatalities
The impact completely destroyed the airplane. All four crew members on board were killed in the crash.
Investigative Findings
Official investigation determined the probable cause to be a partial structural failure of the left wing, although the specific reason for the failure could not be identified.