No fatalities

Crew Injured After Aircraft Strikes Slope of Mt Karpung During Ferry Flight (CCCP-23700)

Mt Karpung, RussiaFlight

On April 15, 1962, an Antonov AN-2 (registration CCCP-23700) operated by Aeroflot - Russian International Airlines was involved in an aviation accident near Mt Karpung, Russia in flight. No fatalities were reported. Investigators recorded the probable cause as: The accident was probably the consequence of the decision of the crew to continue under VFR mode in IMC conditions (snow falls and low clouds). The following factors were considered as contributing: - Poor flight preparation, - Poor flight organization. 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 2026-06-12Data APIEditorial standards

During a ferry flight from Palyavam to Pevek under poor weather, the aircraft deviated from route and struck the slope of Mt Karpung. Both crew members were injured and the aircraft destroyed.

Incident Overview

On a ferry flight from Palyavam to Pevek, the crew departed at 0744LT. En route, they encountered poor weather conditions but did not return to Palyavam. The aircraft deviated from the prescribed route along the Palyavam River by 12 km to the north. In snow falls, it struck the slope of Mt Karpung. Both crew members were injured and the aircraft was destroyed.

Investigation Findings

The official investigation determined that the accident was probably the consequence of the crew's decision to continue flight under VFR mode in IMC conditions, which included snow falls and low clouds. Contributing factors were identified as poor flight preparation and poor flight organization.

Probable cause

The accident was probably the consequence of the decision of the crew to continue under VFR mode in IMC conditions (snow falls and low clouds). The following factors were considered as contributing: - Poor flight preparation, - Poor flight organization.