ASN Aircraft accident Cessna 208 Caravan I N9613F Cima, CA
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Status:Accident investigation report completed and information captured
Date:Friday 16 January 1987
Type:Silhouette image of generic C208 model; specific model in this crash may look slightly different
Cessna 208 Caravan I
Operator:California Air Charter
Registration: N9613F
MSN: 20800106
First flight: 1986
Total airframe hrs:126
Engines: 1 Pratt & Whitney Canada PT6A-114
Crew:Fatalities: 1 / Occupants: 1
Passengers:Fatalities: 0 / Occupants: 0
Total:Fatalities: 1 / Occupants: 1
Aircraft damage: Destroyed
Aircraft fate: Written off (damaged beyond repair)
Location:Cima, CA (   United States of America)
Crash site elevation: 2000 m (6562 feet) amsl
Phase: En route (ENR)
Departure airport:Ontario International Airport, CA (ONT/KONT), United States of America
Destination airport:Las Vegas-North Air Terminal, NV (VGT/KVGT), United States of America
While on a VFR flight from Ontario (ONT) to Las Vegas (VGT), the aircraft collided with mountainous terrain near the top of a 6500 feet (2000 m) high peak. Radar data showed that approx 20 min before the accident, the aircraft began a gradual descent from about FL100. This inadvertent descent was possibly caused by pilot fatigue (lack of sleep).

Probable Cause:

"Altitude .. not maintained .. pilot in command
Descent .. inadvertent .. pilot in command
Fatigue(lack of sleep) .. pilot in command
Terrain condition .. mountainous/hilly"

Accident investigation:

Investigating agency: NTSB
Status: Investigation completed
Duration: 2 years and 3 months
Accident number: LAX87FA087
Download report: Summary report

Insufficient rest / fatigue
Controlled Flight Into Terrain (CFIT) - Mountain



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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 Ontario International Airport, CA to Las Vegas-North Air Terminal, NV as the crow flies is 322 km (201 miles).
Accident location: Global; accuracy within tens or hundreds of 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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