Fatal collision with Mount Sibayak during descent to Medan

10 fatalities • Mt Sibayak, Indonesia • Landing (descent or approach)

A four-engine aircraft crashed into a mountainside while approaching Medan-Polonia airport under adverse weather conditions, resulting in no survivors.

What happened

During an approach to Medan-Polonia airport, a four-engine aircraft encountered difficult meteorological conditions. While the flight was in its descent phase, the aircraft made contact with the terrain on the slope of Mount Sibayak. The impact with the mountainside caused the total destruction of the airframe.

There were no survivors of the accident. All 10 occupants on board the aircraft perished during the collision.

Findings

  • The flight was operating in poor weather conditions at the time of the accident.
  • The aircraft struck the slope of Mount Sibayak while descending toward its destination.

Probable cause

The aircraft struck a mountainside during descent while flying in poor weather conditions.

Frequently asked questions

What happened in the 1985-11-21 Lockheed C-130 Hercules accident near Mt Sibayak, Indonesia?

A four-engine aircraft crashed into a mountainside while approaching Medan-Polonia airport under adverse weather conditions, resulting in no survivors.

Were there any fatalities in the 1985-11-21 Lockheed C-130 Hercules accident?

The accident was fatal, resulting in 10 fatalities.

What aircraft was involved and where did it happen?

The accident on 1985-11-21 involved a Lockheed C-130 Hercules, registration A-1322, operated by Indonesian Air Force - TNI-AU Tentara Nasional Indonesia - Angkatan Udara, at Mt Sibayak, Indonesia.

What was the probable cause of the accident?

The aircraft struck a mountainside during descent while flying in poor weather conditions.

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