Category: Accident Reports –  Page 3

Lion Air flight 610 and the AOA Disagree alert

I wrote before that Lion Air’s Boeing 737 had a faulty AOA sensor which was replaced the day before Lion Air flight 610. The new sensor was out of alignment by about 21°, one of the key factors leading to the uncommanded MCAS trim which caused the crash. Under normal circumstances, this would have been…

Read more… 24 Apr 20

Part 2: The Analysis of Southern Airways flight 932

This is a continuation from my post last week on the crash of Southern Airways flight 932. In that post, I stepped through the sequence of events which led to the crash of the charter flight to Huntington Tri-State airport in a McDonnell Douglas DC-9 which killed all 75 on board. The Chairman of the…

Read more… 27 Mar 20

The Crash of Southern Airways flight 932

On the 14th of November in 1970, a McDonnell Douglas DC-9 crashed on final approach to the Huntington Tri-State airport in West Virginia, killing all 75 on board. The aircraft had been chartered as Southern Airways flight 932 to carry the Marshall University Football team, along with their coaches and fans (known as boosters) back…

Read more… 20 Mar 20

Lion Air 610: The Faulty AOA Sensor

Previously, I stepped through the maintenance of the aircraft registered PK-LQP, which was destroyed in the crash of Lion Air flight 610 on the 29th of October 2018. From that post, it is clear that the aircraft was released back into service with a faulty AOA sensor on the left (Captain’s) side. Now I’d like…

Read more… 21 Feb 20

Lionair flight 610 : The Maintenance

One of the aspects of Lion Air flight 610 has been the quality of the maintenance. It is clear, now, that intermittent problems related to the air data system had been logged and clearly had not been resolved in a satisfactory manner. I have been wanting to do a deeper analysis of the various aspects…

Read more… 3 Jan 20

When Pre-Flight Prep Becomes Criminal

The accident took place on the 9th of September 2017 shortly after take-off from Manchester City Airport, a municipal airfield near the Manchester Ship Canal in the north of England. Manchester City Airport opened in 1930 and has not changed much since then: the control tower, terminal building and hangar are all the original buildings…

Read more… 1 Nov 19

Accident Reports

A Lesson On Keeping The Aircraft in Trim

On the 28th of May 2019, a customer arrived at a flight school at Archerfield Airport, Queensland for their first flight experience. The aircraft that day was a Cessna 152,…

Explosive Decompression on the Ground

The Gulfstream G150, a twin-engine business jet, arrived at Kittilä airport in Lapland on a cold Tuesday afternoon on the 2nd of January 2018, carrying three crew and four passengers.…

Demystifying

How Many Successful Ditchings of Commercial Airliners?

When I was learning to fly, I remember someone in the pilots’ bar insisting that all that talk about life jackets under your seat was a waste of time; if…

Small Plane Gets Stoned

This photograph has been posted to aviation forums repeatedly, each time with a thread of pilots wondering what the hell could have happened to cause the light aircraft to be…

History

The History Listen

I was on the radio on the Australian Broadcasting Corporation, in a show called The History Listen. They asked me to tell them about a famous story in Australian and…

The Last Flight of B121-120

The Beagle B.121 Pup is a British, single-engine, all-metal aircraft produced in the 1960s. British Executive and General Aviation Limited, who traded as BEAGLE, designed the Beagle B.121 Pup as…

Fun Stuff

The Tetris Challenge

When the Kantonspolizei Zürich (the police department of the Swiss canton of Zurich) posted a photograph on Facebook showing the contents of a standard patrol car, they had no idea…

The History Listen

I was on the radio on the Australian Broadcasting Corporation, in a show called The History Listen. They asked me to tell them about a famous story in Australian and…