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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101 views

What is MCAS' purpose? [duplicate]

In a recent question, one of the answers states: MCAS has nothing whatsoever to do with stall recovery or stall behaviour. It was implemented strictly to make the MAX's pitch stick force response in ...
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3answers
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How can I communicate an emergency de-pressurization descent to the cabin as a passenger?

Hypothetical scenario. I'm on a commercial airliner (A320) as a passenger, sitting by the wings. We are cruising at 32,000. The oxygen masks suddenly drop down and the nose pitches down heavily, ...
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2answers
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What is typical ATC procedure when a non-pilot calls from a commercial flight for help?

"This is ShinyWings 123, I'm not a pilot, the pilot and copilot are unconscious. Help." Probably a day air traffic controllers dream of with dread, when a member of cabin crew, or even worse,...
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1answer
92 views

Seatbelt safety and quick release [closed]

Seatbelts, are said to be the object that causes the most deaths in emergency situations on airplanes. (this part is hearsay, just ancillary! :) ) I free-dive, and one of the rules we were taught is ...
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6answers
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Is it practical to intentionally stall an aircraft to execute a fast, controlled descent?

An MD-11 had an onboard fire, but had to request more flying distance at least partly to execute a safe descent (and to dump fuel). It ended in tragedy. In another accident, an A330 descended 30,000 ...
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2answers
149 views

Is it possible for squawk to change automatically in emergency situations?

It might be a silly question, but is it possible for an airliner to automatically switch the squawk code to emergency (7700) during a flight? (For example in case of losing all engines) Thank You In ...
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3answers
144 views

Does the FAA generally consider a door opening in an unpressurized cabin during flight to be an emergency?

Sometimes doors pop open on older training aircraft during flight. I've read some indications from poorly-documented sources suggesting that this is considered an emergency, but it doesn't appear ...
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1answer
89 views

Could COVID19 be considered as an ICAO abnormal or emergency situation? [closed]

Could COVID19 be considered as an abnormal or emergency situation as defined by ICAO: Abnormal Situation: A condition concerning the safety of an aircraft or other vehicle, or of some person on board ...
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1answer
102 views

How close to the envelope and the ideal was US1549 on ditching in the Hudson?

I assume that for "water landing" an airplane should be configured for the lowest possible stall speed, and then flown to that speed before impact to minimize the energy to dissipate on impact. What ...
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Why does the FAA ban preboarding passengers from sitting in emergency-exit rows?

Of the several restrictions every U.S. airline passenger knows about regarding who can and can’t sit in an aircraft’s emergency-exit rows (no one under 15, or physically disabled, or travelling with ...
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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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2answers
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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
183 views

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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1answer
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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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4answers
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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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4answers
8k views

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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229 views

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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0answers
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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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3answers
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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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2answers
384 views

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
274 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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1answer
197 views

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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5answers
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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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1answer
454 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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4answers
8k views

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
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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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3answers
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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
496 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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1answer
558 views

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
332 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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1answer
522 views

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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7answers
5k views

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
295 views

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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2answers
438 views

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
549 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
323 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
644 views

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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2answers
251 views

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
373 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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