Questions tagged [accidents]

For questions relating to aviation accidents, or the avoidance thereof.

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4
votes
1answer
235 views

What could these possibly incorrectly translated numbers for aircraft speed have been?

Yesterday I was watching a show about Air Crash Investigation, the Air France flight 447 case involving an Airbus A330-200. I was watching it with Spanish voice dubbing and the weird part is that ...
8
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2answers
1k views

What steps have been taken to rule out instrument failure due to blocked static ports or pitot tubes?

In the case of Aeroperu Flight 603, a fatal crash was caused by duct tape that was accidentally left over some or all of the static ports on the underside of the fuselage after the aircraft was ...
1
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0answers
67 views

How is control of the airplane passed from one pilot to another? [duplicate]

In both the Tenerife accident in 1977 and the Air Florida accident in 1982, the first officer (FO) in the cockpit opposed the decision of the captain to take off. What should the FO do if the captain ...
4
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2answers
2k views

Can an airliner fly out of a downburst?

Many aircraft accidents have been caused by downbursts. A downburst is basically a strong downward wind that forces the aircraft toward the ground and causes it to crash. Is it possible for an ...
4
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0answers
144 views

Where can I find records about accidents in the South Vietnam Air Force? [closed]

I don't know if this is the right place for this question, but I guess it's related to aviation right? My grand uncle was a pilot in the South Vietnam Air Force. He served from 1964 to 1968. He flew ...
11
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3answers
3k views

What is the effect of non-LASER light sources on pilots?

After all the media coverage about people pointing lasers at commercial aircraft, I started to wonder what was so special about lasers. It seems to me that the amount of distraction that could be ...
6
votes
1answer
645 views

Why did the crashed TAM Airlines Flight 3054 veer off the runway only near the end?

For the accident, why did the aircraft veer off the runway near the end of the runway, instead of the moment it touched down (where the left engine went into reverse thrust and the right engine ...
5
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3answers
16k views

Why are so many ATR involved in accidents in the past years`?

I asked myself a question why are so many ATR involved in accidents in the past years? ATR-72, 16 October 2013, Lao Airlines Flight 301 ATR-42, 19 October 2013, P2-PXY, Air Niugini ATR-72, 23 July ...
9
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1answer
6k views

Under what circumstances is an FAA accident report required?

Under what circumstances is an FAA accident report required? For example, if two planes are pushing back from a terminal and their wings collide is an accident report always required or does it ...
3
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1answer
256 views

Can anyone identify this object? [closed]

In La Réunion, people are currently searching for plane debris that could be from the MH370 crash and this morning this object was found. Can anyone identify it?
3
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1answer
374 views

In what manner does the Cockpit Voice Recorder timestamps?

See here the transcript of ending moments of Aeroflot Flight 593 . The Wikipedia writes : (N.B.: All timestamps refer to the flight data recorder time, not GMT or local time.) What do 2265,2266......
13
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1answer
503 views

How do aerodynamic loads explain the Spaceship2 accident?

From the NTSB's preliminary report, we read in the "Findings" section: Although the copilot made the required 0.8 Mach callout at the correct point in the flight, he incorrectly unlocked the ...
2
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1answer
793 views

What makes fast decompression so dangerous for the fuselage?

There have been flight accidents which involved structural failure after fast decompression of the cabin, like BOAC Flight 781. I'm thinking about how decompression can destabilize or destroy the ...
7
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1answer
1k views

What is the working principle of anti-explosion fuel tanks?

I recently read a question about Anti Explosion fuel tanks which are self sealing. But the technology seemed to be too old after a bit of research, and that it was difficult to apply this age old ...
12
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1answer
2k views

What Boeing 747 rejected takeoff and runway excursion accident is detailed in this video?

This video details with an example why not to reject takeoff after $V_1$. It contains an example of a 747 running off the end of the runway, due to a rejected takeoff past $V_1$ prompted by an engine ...
23
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3answers
2k views

When a large commercial jet touches down, is it committed to stopping?

I was reading about flight RWAF9268 earlier today when a questions popped into mind. When a large commercial jet touches down, is it required to try and come to a complete stop? Or is it allowed to ...
6
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2answers
11k views

What happens after a rudder hardover?

I'm sure many of you are familiar with "rudder hardover", where an aeroplane's rudder deflects to an extreme position - full left or full right. Many of you will be aware that such an event, caused by ...
6
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3answers
2k views

How close does a plane have to come to the ground before triggering the ground collision alert?

The recent AF953 near-miss incident as reported by the BBC describes the ground collision alert warning triggering, preventing a CFIT by the plane. An initial incident report published by BEA said ...
22
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1answer
967 views

How is fuel vapor dealt with at large airports?

When I fill my tank at a gas station, I can see fuel vapor coming out of the tank. I imagine the space above the aircraft tank has fuel vapor mixing with air (at lower oxygen than normal thanks to ...
0
votes
1answer
383 views

What is (are) the accidental cause(s) most feared by the flight crew? [closed]

As the question says, which is the accidental cause most feared (in general) by the flight crews and what's the reason of it? Apart from hijacking, pilot incapacity or that kind of issues, I am ...
14
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1answer
1k views

How could a failed left wing cause a roll to the right?

The crash of Continental Express flight 2574 in 1991 (see also this question) was caused by faulty maintenance to the de-icing boot on the left horizontal stabilizer. This became detached in flight, ...
10
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1answer
1k views

How did flight 2574 break up?

My understanding of Continental Express flight 2574 is that a de-icing boot on the horizontal stabilizer of the EMB120 was missing screws and therefore detached, leading to the tail separating. I ...
4
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3answers
838 views

Can a drone hitting a plane be mistaken for a birdstrike?

Could a bird-sized consumer drone be digested by a jet engine, and not be recognized as a drone, mistaking it as a bird strike? I'm thinking of the situation during the flight - like an engine ...
11
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2answers
814 views

Are pilots expected to keep an ear out for conflicting authorizations?

I just watched the Mayday episode Cleared for Disaster, a dramatization of USAir Flight 1493. The episode covered how the controller lost situational awareness and gave a landing clearance to 1493 ...
17
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1answer
1k views

If an airplane touches down short of the runway, and doesn't reach it, is it still a runway excursion?

In light of the two recent incidents where aircraft landed roughly 1000 ft short of their intended runways, Air Canada AC-624 at Halifax and Asiana OZ-162 at Hiroshima, I started thinking the ...
20
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1answer
20k views

What is the difference between aviation “accident” and “incident”?

When I hear speaking about aviation crashes, sometimes I hear about "accidents" and other times about "incidents". What distinguishes them? Is there an international standard that determines how ...
6
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2answers
2k views

In turboprops, is there a mechanism to prevent the blades running in opposite direction?

Because, it might lead to reverse flow of air and could stall the plane. Is there some mechanism to prevent this? There was a crash in Ireland a few years ago, when the pilot of a small charter plane ...
7
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2answers
435 views

Can a “Destroyed” Helicopter be repaired and flown?

If a helicopter is reported by the NTSB as Destroyed in their Accident report, and as they make no disposal recommendation in their reports, can the aircraft be legally rebuilt by an authorized and ...
13
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5answers
3k views

What alternative methods are there for controlling a plane when flight control surfaces have failed?

I saw a TV show once about Japan Airlines flight 123, in which the aft pressure bulkhead ruptured, disabling hydraulics and ripping off the vertical stabiliser. So the flight crashed after some time ...
12
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2answers
4k views

Why don't black boxes send a signal when above water?

Cockpit Voice Recorder and Flight Data Recorder's "Underwater locator beacons" only send their position when underwater. Why don't they do so when not underwater?
3
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2answers
729 views

Where can I find good data on volume of air traffic?

I want to have a look at air traffic fatalities data, and have found good information on number of accidents, like this on AviationSafety. For comparison I want some (world-wide) data on passenger ...
18
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3answers
4k views

Has any prior accident been caused by a psychologically unstable and/or suicidal crew member?

I am aware a lot of psychological tests are given to pilots to prevent such a scenario, but those can hardly be perfect, so has any aviation accident been caused (or attempted) by the conscious ...
7
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1answer
863 views

Is it plausible to forget the cockpit unlocking code?

Is it plausible for a pilot inside the cockpit to be incapacitated and that at the same time the pilot locked outside simply doesn't remember the code or the procedure for entering the cockpit?
1
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1answer
637 views

How many plane crashes are prevented by pilots? [closed]

Statistics about plane accidents consistently show pilot (or other human) error as the leading cause of crashes. With current advances in technology, it is therefore tempting to strive towards ...
19
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3answers
4k views

Do planes return to service after non-fiery crashes?

A Turkish Airlines flight recently ran off the runway and ended up on its belly in a field. The landing gear were damaged, but the plane didn't burn and the fuselage remained intact. Are planes ...
20
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3answers
3k views

Why must the throttle be moved slowly?

User 'Calphool' writes: For example, in a real plane, if you jam the throttle forward too quickly, you can kill the engine or make it backfire. This may sound like a trivial detail, but people have ...
9
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1answer
663 views

What if a flight, transporting a recorder from an aviation accident, crashes?

Are there any correctives or countermeasures against the rare irony, that objects essential to a flight accident (eg recovered flight data recorder and cockpit voice recorders) are damaged or ...
31
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9answers
71k views

Could someone really die in the way that Goose did in the movie “Top Gun”?

Looking at this question I remembered a question I always wanted to ask: In the movie "Top Gun" one of the main characters dies when trying to eject from the F-14. Here is the scene where this ...
0
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3answers
1k views

Why is there no alert if shutting down a running engine during flight? [duplicate]

In reference to Flight 235, there is a lot of speculation going on today, and since the flight recorders' data indicate that the running engine was shut down manually, everyone is suspecting that ...
4
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1answer
1k views

Did CNN correctly state that AirAsia flight stalled and crashed? [closed]

CNN reported that the cause the crash of AirAsia Flight 8501 is: ... it stalled and fell out of the sky ... The reality is that when an airplane stalls it does not fall out of the sky. Why did CNN ...
4
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1answer
368 views

Are there safety countermeasures for test flights that simulate crashed flights?

This question is based on this episode of Air Crash Investigation concerning crash of Lauda Air flight 004. It discusses a test flight that simulates the crashed flight (41 minutes and 20 seconds ...
9
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4answers
1k views

If a warning emerges, why not land as soon as possible?

This question is based on this episode of Air Crash Investigation concerning crash of Lauda Air flight 004. Reverse Thrust Indicator warning is shown at 21 minutes and 10 seconds into the video. At ...
14
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2answers
3k views

Is there any disadvantage to having the de-icing system on?

I was watching Mayday S11E02 about West Caribbean airways flight 708 and the pilots turned off the de-icing system partway through the flight. It's not why it crashed, but I was curious as to if there ...
23
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8answers
14k views

Where is the safest seat in the plane?

If I'm going on holiday with my family on an airliner such as one of the ones listed on this page, then where is the safest place to sit? The answers to this question seem to imply that the seats at ...
1
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1answer
481 views

What happens when lightning strikes an airplane? [duplicate]

What happens to an airplane when hit by lightning?
14
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2answers
4k views

Do fighters have black boxes?

Or is it just commercial aircraft? I was watching an episode of Scorpion where an "F-120 Firehawk" crashed and they looked at its black box. So, do normal, non-imaginary fighters have them?
3
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2answers
337 views

Would better location tracking for airliners improve safety?

Once in a while an airliner just up and disappears -- typically over ocean -- and lengthy and expensive search efforts have to be launched in order to find it. The most famous cases in recent years ...
9
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4answers
2k views

Are 'human factor' specialists consulted during the UX design of cockpit controls and avionics?

I have always been struck by the complexity of cockpit controls. Aviation specialists are always on the hunt for ways to reduce cognitive overload on pilots to reduce human error. That being said, ...
22
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8answers
41k views

Has a commercial airliner ever crash-landed in an ocean?

They have rafts and life jackets on board and before takeoff, passengers are explained how to use that equipment, but have any evacuations ever happened successfully?
13
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2answers
1k views

Have there ever been any accidents within holding stacks?

At a busy airport, up to a dozen aircraft waiting to land may fly the same holding pattern at the same time, separated vertically by 1,000ft. — a stack. Some ATC towers have dedicated Stack ...