De Havilland DHC-3 Otter crash, Apr 10, 1956 (3 killed)
De Havilland DHC-3 Otter accident on April 10, 1956 near Goose Bay Newfoundland & Labrador, Canada with 3 fatalities. Cause: Flap hydraulic ratchet...
- Date: April 10, 1956
- Aircraft: De Havilland DHC-3 Otter
- Location: Goose Bay Newfoundland & Labrador, Canada
- Fatalities: 3
- Phase of flight: Takeoff and climb
- Cause: Flap hydraulic ratchet valve fault (metal swarf lodged in valve) causing sudden flap retraction and loss of control
An RCAF De Havilland Otter (3666) crashed near Goose Bay on 10 April 1956 during a post maintenance air test. Shortly after takeoff, while climbing, the left wing failed after the flaps retracted, and the aircraft dove into the ground. All three occupants were killed.