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Accident description
Last updated: 22 October 2017
Status:Final
Date:Friday 24 March 2006
Time:11:02
Type:Silhouette image of generic C208 model; specific model in this crash may look slightly different
Cessna 208B Grand Caravan
Operator:ATESA (Aerotaxis Ecuatorianos SA)
Registration: HC-BXD
C/n / msn: 208B-0591
First flight: 1997
Total airframe hrs:5736
Cycles:10332
Engines: 1 Pratt & Whitney Canada PT6A-114A
Crew:Fatalities: 0 / Occupants: 2
Passengers:Fatalities: 5 / Occupants: 12
Total:Fatalities: 5 / Occupants: 14
Airplane damage: Damaged beyond repair
Location:0,5 km (0.3 mls) N of Cuenca-Mariscal Lamar Airport (CUE) (   Ecuador)
Phase: Initial climb (ICL)
Nature:Domestic Scheduled Passenger
Departure airport:Cuenca Airport (CUE/SECU), Ecuador
Destination airport:Macas Airport (XMS/SEMC), Ecuador
Narrative:
A Cessna 208B Grand Caravan, registered, HC-BXD, was destroyed when it crashed into a building shortly after takeoff from Cuenca-Mariscal Lamar Airport (CUE).
The airplane had arrived at Cuenca at 10:18 after an uneventful flight from Macas (XMS). The Cessna 208B was prepared for the return flight to Macas and twelve passengers boarded the flight with 240 lb (109 kg) of baggage. Startup was approved at 10:57 and the airplane taxied to runway 05 for departure. The flight was airborne at 10:59, reaching a height of 300 feet. After passing the end of the runway, the airplane began to descend rapidly. The nose wheel hit the roof of a building from the Compañía Ecuatoriana del Caucho rubber processing company. The Cessna struck a wall and came to rest nose-down.

Probable Cause:

CAUSA PROBABLE: "La comisión investigadora estima que la causa probable del accidente se debió a un colapso en los alabes de la turbina del compresor lo que presentó la condición de CREEP en los mismos."
FACTORES CONTRIBUYENTES: "Deficiencias de mantenimiento en la compañía. Falta de control operacional de la compañía El no cumplimiento de la inspección HSI A LAS 3600 horas. Otorgamiento de 200 horas adicionales al TBO sin cumplir con todos los requerimientos técnicos que el caso ameritaba."

translated from Spanish:
PROBABLE CAUSE: "The investigating commission believes that the probable cause of the accident was a failure of the turbine compressor blades which had a creep condition [deformation due to hight temperatures]"
CONTRIBUTING FACTORS: "Inadequate maintenance at the company. Lack of operational control of the company. Failure to comply with the Hot Section Inspection (HSI) at 3600 hours. Operting the engine 200 additional hours on top of Time Between Overhauls (TBO) without carrying out the the technical requirements needed."

Accident investigation:
cover
Investigating agency: DGAC Ecuador
Status: Investigation completed
Download report: Final report

Classification:

Loss of control

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Map
This map shows the airport of departure and the intended destination of the flight. The line between the airports does not display the exact flight path.
Distance from Cuenca Airport to Macas Airport as the crow flies is 116 km (72 miles).
Accident location: Approximate; accuracy within a few kilometers.

This information is not presented as the Flight Safety Foundation or the Aviation Safety Network’s opinion as to the cause of the accident. It is preliminary and is based on the facts as they are known at this time.
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