Incident Overview
Date: Thursday 16 March 1978
Aircraft Type: Tupolev Tu-134
Owner/operator: Balkan Bulgarian Airlines
Registration Number: LZ-TUB
Location: near Gabare –
ÿ Bulgaria
Phase of Flight: En route
Status: Destroyed, written off
Casualties: Fatalities: 73 / Occupants: 73
Component Affected: Aircraft control systems, including flight controls and potentially the aircraft’s attitude indicator.Aircraft control systems, including flight controls and potentially the aircraft’s attitude indicator.
Category: Accident

An aircraft experienced an abrupt descent after reaching an altitude of 4900 meters, resulting in a ground impact near Gabare.An aircraft experienced an abrupt descent after reaching an altitude of 4900 meters, resulting in a ground impact near Gabare.
Description
The aircraft began an abnormal descent after reaching an altitude of 4900 m and struck the ground near Gabare.
Source of Information
https://www.airhistory.net/info/soviet.phphttps://www.airhistory.net/info/soviet.phpPrimary Cause
Loss of control due to a sudden descent and potentially a malfunction in the aircraft’s control systems.Loss of control due to a sudden descent and potentially a malfunction in the aircraft’s control systems.Share on: