Incident Overview
Date: Wednesday 7 August 1940
Aircraft Type: Lisunov PS-84
Owner/operator: Aeroflot
Registration Number: CCCP-L3409
Location: near Novosibirsk –
ÿ Russia
Phase of Flight: En route
Status: Destroyed, written off
Casualties: Fatalities: 18 / Occupants: 21
Component Affected: The helicopter’s rotor system and control surfaces.The helicopter’s rotor system and control surfaces.
Category: Accident

A helicopter experienced a collision with the ground due to challenging weather conditions, resulting in a loss of control and subsequent impact.A helicopter experienced a collision with the ground due to challenging weather conditions, resulting in a loss of control and subsequent impact.
Description
Collided with the ground in difficult weather conditions.
Primary Cause
Weather conditions, specifically reduced visibility and wind shear, likely contributed to the loss of control.Weather conditions, specifically reduced visibility and wind shear, likely contributed to the loss of control.Share on: