Ossora | Bureau of Aircraft Accidents Archives

The aircraft departed Petropavlovsk-Kamchatsky Airport on a cargo flight to Ossora, carrying 3 passengers, 7 crew members and a load of 4,8 tons of food. On approach to Ossora Airport, the completed a last turn in limited visibility when the aircraft descended too low till 300 metres. The GPWS alarm sounded and the captain elected to gain height when the aircraft struck the slope of a hill (376 metres high) located 8 km short of runway. One passenger was seriously injured while nine other occupants were killed. The aircraft disintegrated on impact.

Probable cause:

The accident was the consequence of the following factors:
- The crew failed to comply with approach published procedures,
- The crew descended below the prescribed minimum altitude above hilly terrain without radar control,
- The aircraft was out of the approach pattern,
- The crew failed to take corrective actions to maintain the airplane in the correct pattern and correct approach configuration,
- The total weight of the aircraft was 810 kilos above MTOW.

Crash of An Antonov AN-2 near Ossora: 2 killed

Date & Time: Dec 31, 1964 at 1045 LT

Type of aircraft:

Antonov AN-2

Operator:

Registration:

CCCP-98388

Flight Phase:

Flight

Flight Type:

Scheduled Revenue Flight

Survivors:

Yes

Site:

Plain, Valley

Schedule:

Ossora - Anapka

MSN:

1108 473 03

YOM:

1958

Location:

Country:

Region:

Crew on board:

Crew fatalities:

Pax on board:

Pax fatalities:

Other fatalities:

Total fatalities:

Aircraft flight hours:

3509

Circumstances:

On a flight from Ossora along the coastline to Anapka (Ilpyrski), the crew encountered below-minima weather conditions (heavy snowfall combined with poor visibility). The single engine aircraft deviated from the prescribed flight path by 7.5 km due to strong winds and crashed at a height of 500 metres into the slope of a mountain located 11 km northeast of Rybozavod (fish factory) No. 72 in the Ossora district. Two passengers were killed and eight other occupants were injured. Two of the survivors managed to walk to the fish factory within 6 hours of the accident. Others occupants were rescued on January 3, 1965 due to poor weather conditions.

Probable cause:

Information related to weather conditions and transmitted to the crew were inaccurate and failed to reflect the truth. Also, the crew decided to continue the flight into below-minima visibility.