On July 24, 1974, a Douglas DC-4 (registration HK-728) operated by Aeronorte Colombia - Aerovias del Norte was involved in an aviation accident near El Libano, Colombia in flight. 3 people were killed. Investigators recorded the probable cause as: The aircraft struck a mountain slope while flying through clouds and marginal weather conditions. This summary draws on records from the Bureau of Aircraft Accidents Archives (B3A); 3 related events involving the same aircraft type or operator are linked below.
A four-engine aircraft crashed into a mountainside near El Libano, Colombia, resulting in the deaths of all three crew members.
What happened
On an unidentified date, a four-engine airplane was performing a cruise at 12,000 feet when it struck a mountain slope. The accident occurred in the vicinity of El Libano, situated approximately 140 km north of Bogotá. At the time of the impact, the aircraft was operating within marginal weather conditions, and the mountain peak was obscured by clouds.
Findings
The flight was operating in low-visibility conditions with heavy cloud cover over the terrain.
The collision resulted in three fatalities, involving all members of the crew.
The primary factor involved the aircraft's contact with high terrain while flying through obscured weather.
Probable cause
The aircraft struck a mountain slope while flying through clouds and marginal weather conditions.