Narrative:During a training flight one of the engines was shut down at 600 feet agl in order to practice asymmetric flight. The prop didn't feather and the airspeed dropped below minimum control speed. The Twin Pioneer struck trees at a low forward speed and broke up. Fire broke out, but the crewmembers managed to escape.
|Date:||Tuesday 4 April 1967|
|Type:||Scottish Aviation Twin Pioneer 1|
|C/n / msn:|| 523|
|First flight:|| 1958-04-15 (8 years 12 months)|
|Engines:|| 2 Alvis Leonides 514|
|Crew:||Fatalities: 0 / Occupants: |
|Passengers:||Fatalities: 0 / Occupants: |
|Total:||Fatalities: 0 / Occupants: |
|Airplane damage:|| Written off|
|Airplane fate:|| Written off (damaged beyond repair)|
|Location:||near Ughelli Aerodrome (Nigeria)
|Phase:|| Approach (APR)|
This information is not presented as the Flight Safety Foundation or the Aviation Safety Networkĺs opinion as to the cause of the accident. It is preliminary and is based on the facts as they are known at this time.