On May 6, 1984, a Curtiss C-46 Commando (registration CP-974) operated by Transportes Aéreos San Martin was involved in an aviation accident near San Borja-Capitán Germán Quiroga Guardia, Bolivia during landing or approach. No fatalities were reported. Investigators recorded the probable cause as: Failure of the left engine during initial climb for unknown reasons. This summary draws on records from the Bureau of Aircraft Accidents Archives (B3A).
After takeoff from runway 18, the crew reported a left engine failure and returned for an emergency landing. The aircraft ground-looped at the runway end, resulting in substantial damage but no crew injuries.
Incident Overview
Shortly after departing from runway 18 at San Borja-Capitán Germán Quiroga Guardia Airport, the flight crew reported a failure of the left engine during climb. Air traffic control cleared the aircraft to return for an emergency landing.
Landing and Ground Loop
Upon touchdown, the crew executed a ground loop at the far end of the runway. The aircraft subsequently came to rest within the airport boundaries.
Occupants and Aircraft Condition
All three crew members evacuated without injury. The aircraft sustained damage beyond economical repair.
Investigation Findings
The official investigation determined the probable cause to be a failure of the left engine during initial climb. The specific reason for the failure could not be identified.
What happened in the 6 May 1984 Curtiss C-46 Commando accident near San Borja-Capitán Germán Quiroga Guardia, Bolivia?
After takeoff from runway 18, the crew reported a left engine failure and returned for an emergency landing. The aircraft ground-looped at the runway end, resulting in substantial damage but no crew injuries.
Were there any fatalities in the 6 May 1984 Curtiss C-46 Commando accident?
No fatalities were recorded in this accident.
What aircraft was involved and where did it happen?
The accident on 6 May 1984 involved a Curtiss C-46 Commando, registration CP-974, operated by Transportes Aéreos San Martin, at San Borja-Capitán Germán Quiroga Guardia, Bolivia.
What was the probable cause of the accident?
Failure of the left engine during initial climb for unknown reasons.
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