News and issues regarding all manner of civil and military rotorcraft and their powerplants, including helicopters, tilt rotors and unmanned air vehicles.
NTSB preliminary report notes that no eyewitnesses or video exists in investigation of a Bell 407 that crashed on takeoff from Gulf Coast energy platform.
The upgrade has been planned for a decade, but initially delayed on cost grounds, and will now expand the fleet in terms of both capability and numbers.
Transport Canada issued an airworthiness directive mandating torque checks and visual inspections on Bell 407 tail booms following in-flight separation.