No fatalities

1990-08-23: Ilyushin II-20 — Soviet Navy - Voyenno-morskoy flot CCCP — Kacha NAS, Ukraine

Kacha NAS, UkraineTakeoff (climb)

On August 23, 1990, an Ilyushin II-20 operated by Soviet Navy - Voyenno-morskoy flot CCCP was involved in an aviation accident near Kacha NAS, Ukraine during takeoff. No fatalities were reported. Investigators recorded the probable cause as: The crew failed to prepare the flight according to published procedures and failed to follow the pre-takeoff checklist as the rudder had not been unlocked prior to takeoff. The crew also took the decision to abort five seconds too late. This summary draws on records from the Bureau of Aircraft Accidents Archives (B3A); 8 related events involving the same aircraft type or operator are linked below.

Sourcesthe Bureau of Aircraft Accidents Archives (B3A)Primary reportUpdated 1781212667Data APIEditorial standards

During takeoff, the aircraft failed to respond to rotation, prompting an abort. It veered left, rolled in rough terrain, and burned. All occupants escaped uninjured. The investigation found the crew did not unlock the rudder and aborted five seconds late.

Accident Summary

At Kacha Airbase, the pilot began the takeoff roll and attempted to rotate, but the aircraft did not respond. The captain decided to abort the takeoff and initiated emergency braking. The aircraft could not stop within the remaining runway distance. It veered to the left, left the paved surface, and traversed rough terrain before coming to rest. Upon stopping, the aircraft burst into flames. The aircraft was destroyed by fire. All occupants evacuated without injury.

Probable Cause

The official investigation determined that the crew failed to prepare the flight according to published procedures and did not follow the pre-takeoff checklist. Specifically, the rudder had not been unlocked prior to takeoff. Additionally, the decision to abort was made five seconds too late, which contributed to the inability to stop on the runway.