Narrative:
The Twin Otter lost control and crashed shortly after takeoff. It appeared that the gust lock was still engaged.
PROBABLE CAUSE:
pilot in command - inadequate preflight preparation and/or planning
miscellaneous acts,conditions - gust locks engaged
FACTORS:
weather - unfavorable wind conditions
weather briefing - briefed by flight service personnel, by phone
weather forecast - forecast substantially correct
Loss of control
| Status: | Accident investigation report completed and information captured |
| Date: | Monday 26 March 1973 |
| Time: | 05:10 |
| Type: |  de Havilland Canada DHC-6 Twin Otter 100 |
| Operator: | Air Central |
| Registration: | N7705 |
| MSN: | 5 |
| First flight: | 1966 |
| Engines: | 2 Pratt & Whitney Canada PT6A-20 |
| Crew: | Fatalities: 1 / Occupants: 1 |
| Passengers: | Fatalities: 0 / Occupants: 0 |
| Total: | Fatalities: 1 / Occupants: 1 |
| Aircraft damage: | Damaged beyond repair |
| Location: | Champaign-Willard University Airport, IL (CMI) ( United States of America)
|
| Phase: | Initial climb (ICL) |
| Nature: | Executive |
| Departure airport: | Champaign-Willard University Airport, IL (CMI/KCMI), United States of America |
| Chicago (unknown airport), IL, United States of America |
The Twin Otter lost control and crashed shortly after takeoff. It appeared that the gust lock was still engaged.
Probable Cause:
PROBABLE CAUSE:
pilot in command - inadequate preflight preparation and/or planning
miscellaneous acts,conditions - gust locks engaged
FACTORS:
weather - unfavorable wind conditions
weather briefing - briefed by flight service personnel, by phone
weather forecast - forecast substantially correct
Classification:
Locked rudders/ailerons/gustlock Loss of control
Sources:
» NTSBPhotos
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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