Incident Overview
Date: Wednesday 29 June 1983
Aircraft Type: Yakovlev Yak-40
Owner/operator: Aeroflot / Kyrgyzstan
Registration Number: CCCP-87808
Location: near Kazarman –
ÿ Kyrgyzstan
Phase of Flight: En route
Status: Substantial, written off
Casualties: Fatalities: 0 / Occupants: 9
Component Affected: Aircraft structural deformations.Aircraft structural deformations.
Category: Accident
A flight experienced a significant descent and loss of altitude due to a powerful descending air stream, resulting in an overload and emergency landing at Osh Airport.A flight experienced a significant descent and loss of altitude due to a powerful descending air stream, resulting in an overload and emergency landing at Osh Airport.
Description
During the flight at the level of 7200 m, in the area of ??Kazarman, the plane got into a powerful descending air stream. As a result, the aircraft lost 2000 m of altitude with an overload of 5.5 g. Having restored the controllability of the aircraft, the crew made an emergency landing at the Osh Airport. During the inspection of the aircraft significant structural deformations were revealed, which excluded its further operation.
Source of Information
http://airdisaster.ru/database.php?id=1449, https://www.airhistory.net/info/soviet.phphttp://airdisaster.ru/database.php?id=1449, https://www.airhistory.net/info/soviet.phpPrimary Cause
Powerful descending air stream and subsequent overload leading to loss of altitude.Powerful descending air stream and subsequent overload leading to loss of altitude.Share on:
