News & Comment

Survey Aircraft Fatal Accident: Fatigue, Fuel Mismanagement and Prior Concerns

Accidents & Incidents, Crises / Emergency Response / SAR, Fixed Wing, Human Factors / Performance, Safety Culture, Safety Management, Special Mission Aircraft, Survivability / Ditching

Concerns had been raised about the pilot and the operation just days before this fatal accident. It highlights the importance of doing a proper due diligence and having independent aviation expertise available when contracting for special mission support.

Survey Aircraft Fatal Accident: Fatigue, Fuel Mismanagement and Prior Concerns Read Post »

Alaskan Mid Air Collision at Non-Tower Controlled Airfield

Accidents & Incidents, Air Traffic Management / Airspace, Airfields / Heliports / Helidecks, Fixed Wing, Human Factors / Performance, Safety Management

Both pilots failed to see and avoid each other while landing at a non-tower-controlled airport. Contributing to the accident was the absence of radio calls from the Cessna during the traffic pattern preceding the accident.

Alaskan Mid Air Collision at Non-Tower Controlled Airfield Read Post »

Near B777 CFIT Departing LAX (0.3 mi H / 0 ft V)

Accidents & Incidents, Air Traffic Management / Airspace, Fixed Wing, Human Factors / Performance, Safety Management

Near B777 CFIT Departing LAX (0.3 mi H / 0 ft V) According to the US National Transportation Safety Board (NTSB) investigation report issued 7 May 2019 a “near controlled flight into terrain (CFIT) incident occurred near Mt. Wilson, California, when a Boeing 777-300 departing Los Angeles International Airport (LAX) was instructed to turn left toward

Near B777 CFIT Departing LAX (0.3 mi H / 0 ft V) Read Post »

A Failure in Propeller Design and Certification Resulted in the Loss of an EMB-120 in 1991

Accidents & Incidents, Design & Certification, Fixed Wing, Safety Management

In 1991 a minor modification, changing a surface treatment, triggered accelerated wear and a catastrophic propeller failure. The FAA conducted a Special Certification Review. A failsafe design and certification rule changes followed.

A Failure in Propeller Design and Certification Resulted in the Loss of an EMB-120 in 1991 Read Post »

Engine Failure after Inadvertently Being Put Back into Service Incomplete

Accidents & Incidents, Helicopters, Human Factors / Performance, Maintenance / Continuing Airworthiness / CAMOs, Special Mission Aircraft

An AGB module was inadvertently sent for overhaul. Work commenced before it was realised. The module was then sent back u/s but the log card entry was changed subsequently to serviceable not realising a filter was missing. The pilot made an excellent autorotation though.

Engine Failure after Inadvertently Being Put Back into Service Incomplete Read Post »

AS350B2 Accident After Vibration from Unrecorded Maintenance

Accidents & Incidents, Airfields / Heliports / Helidecks, Helicopters, Human Factors / Performance, Maintenance / Continuing Airworthiness / CAMOs, Safety Management

Four days before the accident the MRBs had been removed and re-installed. No RTB was done. While ground running at a remote site, increasing vibration triggered the pilot to lift off. NR was low and the helicopter tumbled down a slope.

AS350B2 Accident After Vibration from Unrecorded Maintenance Read Post »

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