Canadian investigators cannot find cause of PT6 failure that prompted PC-12 ice landing

PC-12 Kudlik second-stage turbine blade, Canada crash

Source: Transportation Safety Board of Canada

Canadian accident investigators cannot determine why a Pilatus PC-12’s Pratt & Whitney Canada PT6A-67B turboprop suffered catastrophic blade separation during flight, forcing pilots to execute an emergency landing on sea ice near Rankin Inlet.

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