Air transportation safety investigation A23W0039
The occurrence
At 1025 Mountain Daylight Time on 14 April 2023, the Northwestern Air Lease Ltd. British Aerospace P.L.C. Jetstream Model 3112 aircraft (registration C-FCPE, serial number 825) departed Fort Smith Airport (CYSM), Northwest Territories, on a training flight (flight PLR732T) with the captain and the first officer on board. At 1227, the aircraft returned to the airport. Shortly after landing, the left main landing gear unit collapsed, and the aircraft veered off the runway. There were no injuries.