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Prevent and detect carbon monoxide in aircraft
The Australian Transport Safety Bureau is advising owners, operators, pilots and maintainers of piston-engine aircraft to take measures to detect the presence of, and prevent the entry of,…
ATSB releases Broome R44 helicopter accident update
Key points: Helicopter’s tail assembly separated in-flight Cause of the separation is currently unknown R44 pilots who experience unusual vibrations through the tail rotor…
Missing self-locking nut leads to loss of cyclic control and in-flight break-up
Key points: Missing nut allowed bolt to separate from bellcrank in cyclic control assembly Self-locking nut was likely either not reinstalled or inadequately torqued after…
Departure procedures misunderstanding contributes to loss of separation incident
Key points: Boeing 777 turned right on departure from Sydney Airport instead of left, resulting in a loss of separation with an ATR72 that had departed from the parallel runway…
Abnormal engine operation can be an indication of a developing fault
Key points: Flight crew elected to return to Perth after detecting a popping or banging sound from the left engine Managing partial power loss a more complex scenario than a…
Hovering the AS350 without hydraulics can lead to a rapid loss of control, investigation reinforces
Key points: Helicopter came into a high hover in a crosswind during a hydraulics-off training exercise Hovering the AS350 without hydraulics can lead to a rapid loss of control…
Driveshaft failure leads to a hard landing
Key points: Fatigue crack causes driveshaft failure Pilot promptly initiated precautionary landing Manufacturer recommends driveshaft replacement after 5,000 hours …
Engine fan blade failure leads to enhanced inspection processes
A fan blade failure in an Airbus A330’s Rolls-Royce Trent 700 engine due to a fatigue crack has led to enhanced inspection processes and technical solutions that reduce the likelihood of…
Accident highlights the risks of aerobatic flight in a non-aerobatic aircraft and without adequate training
The loss of control and collision with terrain of a Bristell LSA aircraft clearly demonstrates the catastrophic consequences of conducting aerobatic flight in a non-aerobatic aircraft,…
Wagon derailment highlights potential limitations of wheelset field inspections
The derailment of a freight train wagon following a ruptured wheel in the wagon’s ‘B’ end wheelset highlights potential limitations of field inspections for the detection and monitoring of…