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Date:Sunday 19 May 1974
Type:Armstrong Whitworth AW-650 Argosy 101
Operator:United States Department of Interior
Registration: N891U
MSN: 6655
First flight: 1959-07-20 (14 years 10 months)
Engines: 4 Rolls-Royce Dart 526
Crew:Fatalities: 0 / Occupants: 6
Passengers:Fatalities: 0 / Occupants: 0
Total:Fatalities: 0 / Occupants: 6
Aircraft damage: Damaged beyond repair
Location:Anchorage-Campbell Airstrip, AK (   United States of America)
Phase: Takeoff (TOF)
Nature:Fire fighting
Departure airport:Anchorage-Campbell Airstrip, AK, United States of America
Destination airport:Aniak Airport, AK (ANI/PANI), United States of America
Takeoff from runway 20 was aborted because the aircraft was unable to get airborne. The Argosy overran by 630 m and ended up in a wooded area, catching fire. It appeared that the takeoff was attempted with the external gust-locks installed on the elevator.

Probable Cause:

pilot in command - inadequate preflight preparation and/or planning
miscellaneous acts,conditions - gust locks engaged
copilot - lack of familiarity with aircraft

Locked rudders/ailerons/gustlock
Rejected takeoff
Runway excursion



photo of Armstrong-Whitworth-AW-650-Argosy-101-N891U
accident date: 19-05-1974
type: Armstrong Whitworth AW-650 Argosy 101
registration: N891U

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 Anchorage-Campbell Airstrip, AK to Aniak Airport, AK as the crow flies is 518 km (324 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.
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