| Date: | Tuesday 1 February 1977 |
| Time: | 16:20 |
| Type: |  Curtiss C-46D-15-CU Commando |
| Owner/operator: | Servicios Aéreos Bolivianos - SAB |
| Registration: | CP-540 |
| MSN: | 33594 |
| Year of manufacture: | 1945 |
| Fatalities: | Fatalities: 0 / Occupants: 7 |
| Other fatalities: | 0 |
| Aircraft damage: | Substantial, written off |
| Category: | Accident |
| Location: | Espiritu Airport -
 Bolivia
|
| Phase: | Landing |
| Nature: | Cargo |
| Departure airport: | |
| Confidence Rating: |  Information verified through data from accident investigation authorities |
Prior to landing there was a right engine malfunction. During landing roll violent jolts were experienced and after about 900 m the aircraft swerved to the left and went over a drainage ditch 3 m wide and 1.25 m deep.
Investigation showed that there was a malfunction of the right engine and of the hydraulic system. Several malfunctions of the hydraulic system prior to this flight had not been reported in the aircraft log.
Sources:
ICAO Adrep
Revision history:
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