Questions tagged [emergency]

An emergency is any situation that threatens the safety of an aircraft, the people on board it, or people on the ground.

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207 views

What should a pilot do if he does not know where he is and has no form of communication? [closed]

I know this is an almost impossible situation, but... Imagine that a pilot is kidnapped and placed inside a Cessna plane. At a certain point the kidnapper jumps out of the plane, destroying the radio ...
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Why isn't landing in the water a good option in an emergency? [duplicate]

Some people say that landing on water should be considered as a last resort because it is dangerous. But why exactly is it dangerous to land an airplane in the water? Wouldn't it be safer since ...
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How likely is it that there is someone knowledgeable about piloting in a flight control room?

I saw a reasonably looking video about a non-pilot trying to land a plane with the help of a flight control tower (in a simulator): (it is in French). I believe that ...
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Why isn't runway 4L/22R at KMDW available as an emergency runway?

Chicago-Midway (MDW/KMDW) has five runways, oriented along the diagonals of the square airport. The longest two (13C/31C [1988 x 46 m] and 4R/22L [1964 x 46 m]) are ILS-equipped, and serve as the ...
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1answer
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What is the physical experience of passengers in the cabin during an Emergency Descent?

I am not a pilot so please forgive any misuse of aviation terminology; I'm merely a person who is working hard to overcome a sudden and intense fear of flying. While working through a course to ...
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If pilots in a A320 or 737 had a dual engine failure, would they add flaps for the landing?

Would this not be smart to do because you may come in a little fast, therefore the flaps would send you back up? Or would you absolutely want flaps in this situation
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What switch was Skiles talking about shortly before the Hudson landing?

I'm always amazed by the "miracle of the Hudson River landing" and just now stumbled across this video by the NTSB. At 3:52, Jeffrey Skiles appears to say "* * switch" shortly before they ditch in ...
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Are measures taken to deliberately increase the fuel burn rate to lower the landing weight? [duplicate]

Just recently the Air Canada flight AC837 from Madrid to Toronto had problems with the gear right after take-off and they decided to abort the flight and go back to Madrid. It was a B767-300 (C-GHOZ) ...
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What should I do if I lose situational awareness while in the pattern?

Let's say that I'm doing some pattern work in my favorite little Cessna or Diamond at my favorite little non-towered airport. Everything is going just fine, I'm on the downwind leg... Or, wait a ...
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Why are there many pilots who don't say “mayday, mayday, mayday” to declare an emergency?

I've been listening to some ATC from some major commercial pilots and in every video where there's been some confusion about declaring an emergency they've used some terminology other than "mayday, ...
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smartphones in fligth mode when bad weather conditions? [duplicate]

when flying form Vienna to Stuttgart, we had a terrible weather conditions, before landing the cabin crew announced that by request of the captain, all electronic devices must be switch off, not ...
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How do humanitarian flights arrange special permissions to fly when ATC isn't available?

In natural disasters, transportation infrastructure is often among the first and most critical of public services to be disrupted. Not coincidentally, it's also a time that tends to see small airports ...
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Can an F-16 land on an aircraft carrier, at all?

Looking at the F-16 again, I noticed the tailhook which it seems to have. I know the F-16 is not designed to land on any aircraft carrier, however, if it was between ditching in the ocean and ...
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Why is the time of useful consciousness only seconds at high altitudes, when I can hold my breath much longer at ground level?

This answer says at FL500 (50,000 ft; 15,250 m) the time of useful consciousness is only 6 to 9 seconds. But if I just stop breathing at any arbitrary time, without any preparation, I can easily ...
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How fast is it safe to eject from an F-16? [duplicate]

What is the limit of the ACES II for the F-16, in terms of altitude and airspeed for safe ejection? The following video tells the story of an F-15 pilot who ejected at supersonic speed and barely ...
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Can an intercepting fighter jet force a small propeller aircraft down without completely destroying it?

A rogue aircraft may fly into a no fly zone, and be intercepted by standard military procedure. That involves increasingly intense attempts to establish communication. When all these fail, it may be ...
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Why can't an Airbus A330 dump fuel in an emergency?

It was reported recently that the Swiss flight LX18 from Zurich to New York had detected an engine issue shortly after take-off and decided to land back in Zurich. Apparently, the Airbus A330-343 ...
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Are there different sub-types of a mayday call and do pilots use them when declaring emergencies?

I was reading this pilot's quote from the Northwest Airlines Flight 85 incident: "This was a classic application of CRM. We were blessed and lucky that we had full flight crew augmentation. We ...
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1answer
267 views

Why is this exit indicator placed here?

Some Boeing 737s have this exit indicator in the cabin, attached in a seemingly odd position, next to the overhead bins, instead of in the middle. Why is it placed here?
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PIC Emergency Authority [duplicate]

Under 14 CFR 91.3 ---> "In an in-flight emergency requiring immediate action, the pilot in command may deviate from any rule of this part to the extent required to meet that emergency." Under which ...
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Is it legal to make emergency landing on roads?

Recently I've seen many videos of planes landing on car road. Is this legal? Does this only apply to only USA or even other countries?
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Can an airliner be landed with only the auto pilot or remotely?

In this question: How autonomous are commercial passenger airliners? explains how automated the auto-pilot system can be. Could a pilot or more work the controls of the auto pilot that does not have ...
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How would an aircraft visually signal “in distress”?

A ship at sea would fly its flag upside down to signal it's in distress. How does a plane or airliner that has no radio or transponder visually signal that it is in distress? This question: How do ...
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430 views

Are requests for an emergency landing ever refused?

Under what circumstances might it happen that a pilot's request to make an emergency landing is refused? Is such a thing known to have occurred?
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What happens if you do emergency landing on a US base in middle of the ocean?

A theoretical situation. I fly from Honolulu International to the Bejing but my private jet gets fuel starvation and then I land on the Wake Island airstrip. What happens next? Would the military ...
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1answer
648 views

How can the F-16 remain stable when there is a loss of hydraulic power?

Edit for justification: This question is different from If the EPU (Emergency Power Unit) on a modern fighter jet fails, will the aircraft drop out of the sky? for the following reasons: The ...
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How long after the last departure shall the airport stay open for an emergency return?

For how long after the last take off for that day, will an airport stay open for emergency return of that last departed aircraft? Where can I find that recommendation? To clarify: an airport needs to ...
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1answer
457 views

In what emergency situations would a pilot bail out of a helicopter?

The Hiller UH-12 POH actually mentions “Emergency Exit in Flight” as an emergency procedure. What emergencies would make the pilot do this and why don’t other helicopter POH’s mention this?
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Does the ditching switch allow an A320 to float indefinitely?

I watched a documentary yesterday about the Hudson River ditching of US Airways Flight 1549. In the documentary, one of the investigators explained that the reason the water was entering so quickly ...
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2answers
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What prevents the use of an EMAS along the sides of a runway?

The NTSB report about the crash of American Airlines Flight 1420 discusses whether an EMAS would have mitigated the severity of the accident, but concludes, based on testimony from a representative of ...
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1answer
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Why is the 737’s aileron/spoiler authority reduced at low flap settings?

According to the NTSB report on the crash of United Airlines Flight 585, the ability of the 737’s lateral controls (ailerons and flight spoilers) to counteract the rolling forces produced by (say) a ...
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1answer
259 views

What are the differences between the two main brace positions? [duplicate]

Why are there two different brace positions (pictured below) ? (If there is a difference between the official and true reason, please state both. In many planes the reduced seating spacing does not ...
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How to increase your chances of survival in a plane crash? [closed]

More than 90% of plane crashes in recent years had survivors. In America, for example, there were 568 plane crashes between 1983 - 2000: Out of the collective 53487 people onboard, 51207 ...
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What does an absolute novice need to learn to make a successful emergency landing?

Suppose I am a passenger in a small, non-commercial plane (e.g. at most 8 seats), and the pilot suddenly dies or is otherwise incapacitated mid-flight. Suppose further that nobody else on the plane ...
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2answers
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What was wrong with my answers to how to deal with low volt annunciator, and icing, both in IMC/IFR?

I have questions for emergency situation in IMC. I was asked about low volt or icing condition IMC from my school's checker. The checker said "if you see low volt annunciator on PFD how can you deal ...
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Has a passenger or cabin crew member ever flown an airliner?

Is there any documented case, excluding hijacking, where a passenger or cabin crew member had to fly an airliner (hands on yoke/stick) – even if just briefly – due to an emergency (pilot ...
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1answer
501 views

co-pilot incapacitation: land alone or with a passenger-pilot?

Pilots are trained to safely fly the aircraft in case of co-pilot incapacitation: "A commercial aircraft can be landed with one pilot at the control and Delta pilots are fully trained to do so if ...
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2answers
299 views

What emergencies or failures should I report to ATC? [duplicate]

During a flight, what kinds of emergencies or failures should I report to ATC immediately? For what kind of emergencies or failures am I not required to report them? What is the general rule? Could I ...
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4answers
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Do airplanes with fixed gear usually turn upside down during water landing?

During discussion about emergency landing on water in this YouTube video (4:00) the flight instructor said: "...the problem with these airplanes with a fixed gear, you're usually going to be ...
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Do any airlines have Braille emergency checklists?

In reading the report into the crash of UPS Flight 6, I noticed that one of the items of feedback from pilots in a simulated inflight-fire scenario utilising a smoke-filled simulator was (page 287 of ...
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2answers
312 views

How long can ATC operate for without main power? [closed]

This question pertains to large towers at large airports. I'm assuming there is backup power in case of a power cut / power failure. But how long does a typical reserve generator / unit supply power ...
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0answers
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What is in the A320 Smoke and Fume checklist?

What does the "Smoke and Fume Checklist" for the Airbus 320 series look like? Is it a printed item or is it on the ECAM screen?
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1answer
598 views

When flying in uncontrolled airspace, which ATC frequency should I contact if I have an emergency?

Question 1: If I am flying in uncontrolled airspace and I have an emergency, should I report on 121.5MHz if no ATC is within line of sight communication (which means I cannot hear the ATC and the ATC ...
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2answers
512 views

With radio not working, why it is more important to stay away from exactly class D airspace?

The instructions how to land when the radio is no longer working state as the first item "stay away from the class D airspace". Why is the class D specifically mentioned in these instructions? How it ...
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3answers
513 views

When an emergency happens, why do pilots need to stay on the current ATC frequency?

Per the below order, I need to stay with the initial ATC frequency during an emergency, what is the benefit to do so? What if the aircraft entered into the airspace controlled by anther ATC or the ...
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What is the difference between redundancy and fault tolerance?

What is the difference between redundancy and fault tolerance in the context of aviation ?
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1answer
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What to do if carbon monoxide is present?

Most small, single engine aircraft are fitted with non audible carbon monoxide detectors that turn black if it is present. Carbon monoxide can incapacitate in mere seconds (and kill in minutes) ...
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1answer
639 views

Why is a plane escorted while in technical difficulties?

In a recent incident, where the pilots of an Embraer 190 lost control and started flying erraticly in Portugal, two fighter jets started escorting the troubled plane after the emergency was declared. ...
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1answer
472 views

Where to relocate a bomb on a plane to minimize damage?

In a video blog I saw today on the net, an airline Captain said: "if a bomb is found on board in-flight, pilots are trained to relocate it someplace where it would do the least damage" without further ...
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In a Practice Forced Landing (PFL), what are Low Key and High Key and how are their locations determined?

Please explain what are "low key" and "high key" in practice forced landings? Are they any particular locations with respect to the airfield? Are they the same for every aircraft? Will they change ...

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