Lockheed 18 LodeStar accident at Nicoya, Costa Rica, 4 May 1947 (TI-84)
On May 4, 1947, a Lockheed 18 LodeStar (registration TI-84) operated by TACA International Airlines - Transportes Aéreos Centro Americanos was involved in an aviation accident near Nicoya, Costa Rica during takeoff. 11 people were killed. Investigators recorded the probable cause as: According to the Authorities of Costa Rica, the accident was caused by an act of sabotage. Investigations were able to determine that an engine failed shortly after rotation because a certain quantity of sand was introduced in the fuel tank. This summary draws on records from the Bureau of Aircraft Accidents Archives (B3A); 8 related events involving the same aircraft type or operator are linked below.
Probable cause
According to the Authorities of Costa Rica, the accident was caused by an act of sabotage. Investigations were able to determine that an engine failed shortly after rotation because a certain quantity of sand was introduced in the fuel tank. The goal and the author of this deliberate act were unclear.
— NTSB Determination
Accident narrative
Shortly after takeoff, while in initial climb, an engine failed. The aircraft stalled and crashed in flames 5 km from the airport. The aircraft was destroyed and all 11 occupants were killed.
Probable cause (official findings): According to the Authorities of Costa Rica, the accident was caused by an act of sabotage. Investigations were able to determine that an engine failed shortly after rotation because a certain quantity of sand was introduced in the fuel tank. The goal and the author of this deliberate act were unclear.