On January 25, 1990, an Avro 748 (registration PK-OBW) operated by Airfast Indonesia was involved in an aviation accident near Mt Rinjani, Indonesia in flight. 19 people were killed. Investigators recorded the probable cause as: Controlled flight into terrain after the crew continued the approach at an unsafe altitude in poor weather conditions. This summary draws on records from the Bureau of Aircraft Accidents Archives (B3A); 7 related events involving the same aircraft type or operator are linked below.
An aircraft on a flight from Ujung Pandang (Makassar) to Lombok Airport struck the slope of Mount Rinjani during a diversion to Mataram-Selaparang Airport in poor weather, killing all 19 occupants.
Incident
An aircraft operating a flight from Ujung Pandang (Makassar) to Lombok Airport began its descent when the crew encountered poor weather conditions with heavy rain. Air traffic control (ATC) cleared the captain to divert to Mataram-Selaparang Airport. In limited visibility, the aircraft struck the slope of Mount Rinjani, located on the northern part of the island. The aircraft was destroyed upon impact. All 19 occupants were killed.
Probable Cause
The official investigation determined the probable cause to be controlled flight into terrain after the crew continued the approach at an unsafe altitude in poor weather conditions.