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Last updated: 28 October 2021
Datum:Mittwoch 7 Mai 1986
Flugzeugtyp:Silhouette image of generic SW4 model; specific model in this crash may look slightly different
Swearingen SA226-AT Merlin IV
Fluggesellschaft:Barckley Airlines
Kennzeichen: N577KA
Werknummer: AT-008
Baujahr: 1972
Triebwerk: 2 Garrett TPE331-3U-303G
Besatzung:Todesopfer: 1 / Insassen: 1
Fluggäste:Todesopfer: 0 / Insassen: 0
Gesamt:Todesopfer: 1 / Insassen: 1
Sachschaden: Zerstört
Konsequenzen: Written off (damaged beyond repair)
Unfallort:11 km (6.9 Meilen) NW of Billings-Logan International Airport, MT (BIL) (   USA)
Flugphase: Annäherung (APR)
Flug von:Helena Airport, MT (HLN/KHLN), USA
Flug nach:Billings-Logan International Airport, MT (BIL/KBIL), USA
After flying a localizer back course approach to Billings' runway 27 a missed approach was executed. The pilot then tried to carry out a runway 09L ILS approach. On the inbound approach course the aircraft impacted terrain and caught fire.

Probable Cause:

PROBABLE CAUSE: "Physical impairment(other cardiovascular)..Pilot in command".



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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 Helena Airport, MT to Billings-Logan International Airport, MT as the crow flies is 277 km (173 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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