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Accident description
Last updated: 16 October 2017
Status:
Date:Sunday 2 March 1986
Time:03:03
Type:Silhouette image of generic AN24 model; specific model in this crash may look slightly different
Antonov 24B
Operator:Aeroflot, Moscow Civil Aviation Directorate
Registration: CCCP-46423
C/n / msn: 87304108
First flight: 1968
Crew:Fatalities: 4 / Occupants: 4
Passengers:Fatalities: 34 / Occupants: 34
Total:Fatalities: 38 / Occupants: 38
Airplane damage: Damaged beyond repair
Location:8 km (5 mls) from Bugulma Airport (UUA) (   Russia)
Phase: Approach (APR)
Nature:Domestic Scheduled Passenger
Departure airport:Cheboksary Airport (CSY/UWKS), Russia
Destination airport:Bugulma Airport (UUA/UWKB), Russia
Narrative:
The no. 1 engine stopped and the propeller feathered 1 second following flap extension. The aircraft entered a left bank and turn and finally stalled and crashed 8 km short of the runway.
CAUSE: Failure of the autofeather sensor electrical breaker caused the propeller to feather.

Classification:

Loss of control

Sources:
» ICAO Adrep Summary 1/88 (#44)
» Soviet Transports


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Map
This map shows the airport of departure and the intended destination of the flight. The line between the airports does not display the exact flight path.
Distance from Cheboksary Airport to Bugulma Airport as the crow flies is 380 km (237 miles).

This information is not presented as the Flight Safety Foundation or the Aviation Safety Network’s opinion as to the cause of the accident. It is preliminary and is based on the facts as they are known at this time.
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Antonov An-24

  • 1332 built
  • 87th loss
  • 52nd fatal accident
  • 19th worst accident (at the time)
  • 30th worst accident (currently)
» safety profile

 Russia
  • 44th worst accident (at the time)
  • 67th worst accident (currently)
» safety profile