On April 13, 1997, an Antonov AN-12 (registration RA-11122) operated by Avia Y. Petrova Aviakompania was involved in an aviation accident near Verkhnevilyuisk, Russia during landing or approach. No fatalities were reported. Investigators recorded the probable cause as: The total weight of the aircraft was 12.5 tons above max landing weight, which affected the landing capabilities. This summary draws on records from the Bureau of Aircraft Accidents Archives (B3A).
Aircraft touched down late on unpaved runway, bounced, landed 777m past threshold, overran and hit obstacles. Crew unhurt, one passenger injured. Official cause: weight 12.5 tons above max landing weight.
Landing and Overrun
The aircraft landed at Verkhnevilyuisk on an unpaved runway. The touchdown occurred late, and the aircraft bounced twice before landing firmly 777 metres past the runway threshold. The runway length is 1,800 metres. Unable to stop within the remaining distance, the aircraft overran and collided with obstacles.
Occupants and Injuries
All five crew members escaped unhurt. One passenger was injured.
Probable Cause
The official investigation determined that the total weight of the aircraft was 12.5 tons above the maximum landing weight, which affected the landing capabilities.