On October 27, 1993, a Beechcraft 65 Queen Air (registration RP-C999) operated by Greenbelt Wood Product Company was involved in an aviation accident near Mauban, Philippines in flight. 5 people were killed. Investigators recorded the probable cause as: The aircraft experienced engine malfunctions that led to a loss of altitude and a subsequent collision with terrain. This summary draws on records from the Bureau of Aircraft Accidents Archives (B3A).
A twin-engine aircraft crashed into a mountainside near Mauban while traveling from Manila to Virac, resulting in five fatalities.
What happened
While operating a flight from Manila to Virac, a twin-engine aircraft experienced a loss of altitude during its journey. The descent led to the aircraft striking a mountain slope situated in the vicinity of Mauban. The impact occurred during the en route phase of the flight.
There were five fatalities recorded following the accident, as all occupants on board the aircraft perished in the crash.
Findings
Preliminary information suggests that the pilot encountered engine problems during the flight, though the specific underlying reason for the mechanical issues remains unidentified.
Probable cause
The aircraft experienced engine malfunctions that led to a loss of altitude and a subsequent collision with terrain.