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Last updated: 17 January 2022
Estado:Final
Fecha:martes 17 agosto 2004
Hora:23:40
Tipo:Silhouette image of generic BE99 model; specific model in this crash may look slightly different
Beechcraft 99 Airliner
Operador:Alpine Aviation
Registración: N199GL
Numéro de série: U-15
Año de Construcción: 1968
Horas Totales de la Célula:40521
Motores: 2 Pratt & Whitney Canada PT6A-27
Tripulación:Fatalidades: 1 / Ocupantes: 1
Pasajeros:Fatalidades: 1 / Ocupantes: 1
Total:Fatalidades: 2 / Ocupantes: 2
Daños en la Aeronave: Destruido
Consecuencias: Written off (damaged beyond repair)
Ubicación:11 km (6.9 milles) NE of Neihart, MT (   Estados Unidos de América)
Elevación del lugar del accidente: 2767 m (9078 feet) amsl
Fase: En ruta (ENR)
Naturaleza:Carga
Aeropuerto de Salida:Billings-Logan International Airport, MT (BIL/KBIL), Estados Unidos de América
Aeropuerto de Llegada:Kalispell-Glacier National Park Airport, MT (FCA/KFCA), Estados Unidos de América
Número de Vuelo:5071
Descripción:
The airplane departed Billings at 23:05 carrying 2,665 pounds of mail on behalf of the U.S. Postal Service to Kalispell.
The airplane flew into the southern slope of Mt. Baldy in the middle of a large skree field approximately 150 feet below the summit, at an altitude of 9,079 feet amsl (2767 m).

Probable Cause:

PROBABLE CAUSE: "The pilot's failure to maintain adequate terrain clearance during cruise, which resulted in the in-flight collision with mountainous terrain. Dark night conditions and mountainous terrain were contributing factors."

Accident investigation:
cover
Investigating agency: NTSB
Status: Investigation completed
Duration: 1 year and 2 months
Accident number: SEA04FA166
Download report: Summary report

Fuentes:
» NTSB id. SEA04FA166


Fotos

photo of Beechcraft-99-N199GL
accident date: 17-08-2004
type: Beechcraft 99
registration: N199GL
 

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 Billings-Logan International Airport, MT to Kalispell-Glacier National Park Airport, MT as the crow flies is 511 km (319 miles).
Accident location: Exact; as reported in the official accident report.

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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