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Datum:dinsdag 17 augustus 2004
Type:Silhouette image of generic BE99 model; specific model in this crash may look slightly different
Beechcraft 99 Airliner
Luchtvaartmaatschappij:Alpine Aviation
Registratie: N199GL
Constructienummer: U-15
Bouwjaar: 1968
Aantal vlieguren:40521
Motoren: 2 Pratt & Whitney Canada PT6A-27
Bemanning:slachtoffers: 1 / inzittenden: 1
Passagiers:slachtoffers: 1 / inzittenden: 1
Totaal:slachtoffers: 2 / inzittenden: 2
Schade: Vernield
Gevolgen: Written off (damaged beyond repair)
Plaats:11 km (6.9 mijl) NE of Neihart, MT (   Verenigde Staten)
Fase: Kruisvlucht (ENR)
Soort vlucht:Vracht
Vliegveld van vertrek:Billings-Logan International Airport, MT (BIL/KBIL), Verenigde Staten
Vliegveld van aankomst:Kalispell-Glacier National Park Airport, MT (FCA/KFCA), Verenigde Staten
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:
Investigating agency: NTSB
Status: Investigation completed
Duration: 1 year and 2 months
Accident number: SEA04FA166
Download report: Summary report
Language: English

» NTSB id. SEA04FA166


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

Deze kaart geeft het vliegveld van vetrek weer en de geplande bestemming van de vlucht. De lijn tussen de vliegvelden geeft niet de exacte vliegroute weer.
De afstand tussen Billings-Logan International Airport, MT en Kalispell-Glacier National Park Airport, MT bedraagt 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.
languages: languages


Beech 99

  • 239 built
  • 45e ongeval
  • 24e dodelijk ongeval
  • 15e zwaarste ongeval (toen het plaatsvond)
  • 18e zwaarste ongeval (op dit moment)
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