Unfallbericht:The aircraft took off from Fairbanks at 21:08 for an IFR flight to Bettles, then proceeding visually to the Detrich camp.
|Datum:||27 OKT 1974|
|Flugzeugtyp:||Lockheed L-100 Hercules|
|Fluggesellschaft:||Alaska International Air|
|Triebwerk:|| 4 Allison 501-D22|
|Besatzung:||Todesopfer: 4 / Insassen: 4|
|Fluggäste:||Todesopfer: 0 / Insassen: 0|
|Gesamt:||Todesopfer: 4 / Insassen: 4 |
|Konsequenzen:|| Written off (damaged beyond repair)|
|Unfallort:||nahe Old Man's Camp, AK (USA)
|Flugphase:|| Annäherung (APR)|
|Flug von:||Fairbanks International Airport, AK (FAI/PAFA), USA|
|Flug nach:||Bettles Airport, AK (BTT/PABT), USA|
The aircraft was seen descending for Bettles when it suddenly made a 360deg roll, with parts of the wing fluttering to the ground. The remainder spiraled down until it struck the ground. The right wing had failed near Station 183 (near the no. 3 engine) in moderate turbulence.
personnel - maintenance,servicing,inspection: inadequate maintenance and inspection
powerplant - engine structure: other
airframe - wings: other
miscellaneous acts,conditions - fatigue fracture
miscellaneous acts,conditions - separation in flight
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 Fairbanks International Airport, AK to Bettles Airport, AK as the crow flies is 285 km (178 miles).
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.