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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Could a trained individual passenger escape a commercial plane crash by bringing the necessary equipment to parachute?

We've been through why airlines don't provide parachutes for the passengers. But who says they have to be provided? I want to take my fate into my own hands the next time I fly, by bringing my own ...
Purple P's user avatar
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Is "Aviate, Navigate, Communicate" legal in Part 121 operations?

14 CFR § 121.557(c) says in part, (emphasis added) Whenever a pilot in command... exercises emergency authority, he shall keep the appropriate ATC facility and dispatch centers fully informed of the ...
Someone's user avatar
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18 votes
6 answers
7k views

Is needing to urinate an emergency?

I'm planning a 3.5 hour trip. Usually I urinate more frequently than that, but I will not drink many fluids the morning of the flight in an attempt to get to my destination directly. If a pilot or ...
Cloud's user avatar
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1 vote
1 answer
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What type of Flare is best used in GA Survival kit?

I have a question regarding Survival Kit Signaling equipment for a General Aviation aircraft. what type of emergency Flares are recommended for aviation use? The Signaling gun with cartridges type or ...
user12253633's user avatar
10 votes
3 answers
4k views

How does the emergency frequency work?

When I'm flying from my airfield, I usually am out of range of the airfield's radio within 50 miles or so, at low altitudes. How does the emergency frequency (121.50) work? Where is the location of ...
Cloud's user avatar
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3 answers
184 views

Landing without explicit permission

What will happen if civilian ATC suddenly sees unknown plane which request landing due to emergency. Can ATC just forbid such land? If yes, what they do? What if it's foreign military plane?
Tauri's user avatar
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With the loss of a carrier, would American Navy aircraft consider landing on allied carriers in a major conflict? [closed]

Imagine a third world war or a major war involving significant use of carriers, something akin to a modern day variant of the battle of Midway involving carrier battles. It isn't unthinkable that ...
AlphaCentauri's user avatar
2 votes
5 answers
621 views

What's the best way to get through clouds when not instrument rated?

The obvious answer to this is... don't go into clouds. But if you are flying among scattered or broken clouds and you go up above them, then when you reach your destination it's overcast and there is ...
Cloud's user avatar
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3 votes
2 answers
295 views

Has anyone with no flight training ever landed an aircraft with no assistance?

There have been successful "talk-down landings" in which someone on the ground has given instructions over radio for a passenger to land an aircraft when the pilot was incapacitated, but has ...
Someone's user avatar
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6 votes
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Would a passenger on an airliner in an emergency be forced to evacuate?

If a passenger on a part 121 airline flight on an N-registered aircraft refuses to evacuate (or insists on evacuating last, to avoid getting in others' way), would (s)he be forced to evacuate? Assume ...
Someone's user avatar
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8 votes
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Can you weld a propeller blade from 120 degrees to 180?

My uncle flew for Mission Aviation Fellowship (maf.org) for a university in Texas, and I believe that he was flying a Cessna to the Amazon (among other places). He actually knew Jim Elliot (who went ...
MicroservicesOnDDD's user avatar
13 votes
4 answers
7k views

How can I land without any propulsion? Was the Microsoft simulator right?

Many years ago I played with Microsoft Flight Simulator, turning off my engines and trying to land the plane. Coming down too steeply would crash, as would coming down too slowly. So I figured out ...
MicroservicesOnDDD's user avatar
1 vote
1 answer
241 views

Why are there not more emergency squawk codes? [duplicate]

7500 is used for hijacking, 7600 for radio failure, and 7700 for any other emergency. I understand that 7600 and 7500 need special handling (you can't talk to ATC if your radio has failed, and a ...
Someone's user avatar
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21 votes
5 answers
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Is an autopilot failure an emergency?

If the autopilot of an airliner fails, but everything else still works, weather conditions are good, and the pilots are able to hand-fly the plane with no problems, is this an emergency? Would they ...
Someone's user avatar
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3 answers
312 views

Can a helicopter autorotate from a hover?

If a hovering helicopter's engine fails, can the helicopter autorotate as it could if it were moving?
Someone's user avatar
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1 answer
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Are there procedures for pilots to handle loss of ATC at normally-towered airports?

Are there procedures for pilots to safely handle a situation in which ATC loses the ability to communicate (complete loss of power, incapacitation of all controllers, etc.) at a busy towered airport?
Someone's user avatar
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16 votes
2 answers
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Do airliners have a "switch" or other means of rapidly squawking emergency?

A standard means of informing Air Traffic Control of an emergency situation is to enter the code 7700 into the radar transponder. However, in a situation where the radios are busy and the crew is ...
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Why use a RAT when engines can windmill?

When a dual engine flame-out is encountered, and the engines themselves are not damaged such as in the case of Air Transat Flight 236, why is the RAT deployed for emergency power instead of using the ...
natanijelvasic's user avatar
5 votes
0 answers
153 views

Why are emergency parachutes for pilots so heavy?

Parachute technology doesn't seem to have got much lighter in the past few decades. It seems that most emergency parachutes designed for pilots still weigh about 15 lb. And yet a Cirrus BRS designed ...
Zaz's user avatar
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12 votes
2 answers
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Have the terms Mayday and Pan Pan become less used?

I've noticed listening to videos of emergencies that pilots simply say that their declaring an emergency vs saying Mayday. Am I wrong?
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Would twin-engine airplanes be safer (in case of engine failure) if had minimal dihedral?

In the specific context of the sudden failure of one engine, would twin-engine airplanes (with wing-mounted engines) be safer if designed with minimal dihedral, so that aerodynamic coupling between ...
quiet flyer's user avatar
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6 votes
3 answers
507 views

What causes a jet airliner (with a yaw damper) to roll toward the "weaker" engine during an asymmetrical thrust condition?

Please help me better understand what causes a jet airliner (such as the Boeing 737-500) to roll toward the "weaker" engine when power is reduced on one side. Such as in the situations ...
quiet flyer's user avatar
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2 votes
1 answer
169 views

Are distress calls used in simulators?

Would a pilot flying in a flight simulator with VATSIM make a mayday call in a scenario in which a pilot in a real plane would?
Someone's user avatar
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1 answer
205 views

Why is it fairly common for the same aircraft to declare two emergencies, usually radio failures, in less than an hour?

I get notifications from FlightRadar24 whenever a plane squawks 7600 or 7700. It happens a lot; I've received eight today. (It seems like more happen on weekends than on weekdays, probably because ...
Someone's user avatar
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10 votes
2 answers
3k views

Will all turbine blades stop moving in the event of a emergency shutdown?

In the event of an emergency shutdown of an engine (while in the air), are there systems which prevent movement of turbines (brakes) in case of internal damage? Or will that cause aerodynamic drag ...
Brendan's user avatar
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3 votes
0 answers
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Are airliners designed to land safely with no undercarriage deployed?

Complete undercarriage failure ("belly landing") is very rare in large passenger aircraft, but not unprecedented. (source) I would imagine it would be fairly easy to predict which part of ...
Party Ark's user avatar
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0 votes
0 answers
109 views

Is it permissible to have exit row with ordinary seat spacing?

I was recently flying a flight with an exit row seat on the overwing exit. I was expecting increased seat spacing for this row but to my surprise the seat spacing seemed exactly the same as rows ahead ...
curious_cat's user avatar
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0 votes
1 answer
102 views

How do Pistons vs. Turbines fare during a Carrington event?

Electromagnetic pulses are a staple in sci-fi, and they're basically the writers' hand-waving of "deletes technology" weapons. This question asks about whether or not GA motors would ...
William Walker III's user avatar
0 votes
1 answer
363 views

Difficulties of landing an airliner without instruments

I just heard the communications from an Embraer E170 that lost all instruments after takeoff and had to return to the airport. Brickyard E170 Can someone explain the procedure from the pilot's ...
SDH's user avatar
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11 votes
2 answers
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From a safety standpoint, which is better: voice aural alerts or tone aural alerts?

Most modern airplanes have some sort of crew alerting system. These alerts are generally conveyed through display messages, lights, and aural alerts. Aural alerts can either be tones or voices. For ...
Charles Nicholson's user avatar
10 votes
1 answer
2k views

Why did the ATI B763 on May 26th 2022 return to LAX instead of landing at Naval Base Ventura County?

Looking at it seems they were right there, they had an emergency, surely even a civilian airplane can land at a naval base in an emergency. I know 767-300ERs used to ...
chx's user avatar
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2 votes
1 answer
2k views

Minimum Safe Altitude vs Emergency Safe Altitude

Is there a difference between Minimum Safe Altitude and Emergency Safe Altitude? Or are they same things used by different authorities (MSA by EASA and ESA by FAA)?
Al-Qorasani's user avatar
30 votes
3 answers
5k views

After declaring an emergency can a pilot legally resume normal navigation without landing?

If a pilot declares an emergency and then in the process of working with ATC is able to resolve the issue, would they then be able to resume normal navigation (as a non-emergency aircraft) and ...
Rowan Hawkins's user avatar
-3 votes
1 answer
305 views

Could an airliner pilot successfully exit alone from a controlled ocean ditching?

MH370's 777 disappeared into the Indian Ocean, the investigation positing a possibility of a pilot self-hijacking the plane and flying until resource exhaustion, then gliding into a "controlled&...
Coldblackice's user avatar
10 votes
2 answers
4k views

What is the minimum altitude needed to return to the takeoff airport in a 737 after dual engine failure?

Last week, I had my first lesson in a 737 sim. The instructor, when talking about risks with flying the 737, said the only time it would be "game over", would be if you had a double engine ...
Cloud's user avatar
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9 votes
3 answers
892 views

Why don't [most] sailplanes use whole-airplane / ballistic parachutes?

My understanding is that sailplanes usually have the pilots wear the parachute on their back, requiring the pilot to bail out of the aircraft before they can use the parachute. Given the maturity of ...
Nikita's user avatar
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4 votes
1 answer
829 views

Are the emergency exits on a Boeing 747-400 plug doors?

Rossiya Airlines flight FV5625 to Antalya suffered an incident at the gate when a passenger opened an emergency exit (seems to be the L3 door, from what I can tell) "because they felt too hot&...
SQB's user avatar
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8 votes
3 answers
3k views

Which flight maneuver is better for a takeoff emergency after liftoff, a tear drop (180° turn) or a 360° turn?

Let us say I got a time critical emergency right after the liftoff (like a fire, complete power loss) and I need do a return-to-runway and re-land maneuver. Which option is better, a 180-degree turn ...
VvV's user avatar
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-1 votes
3 answers
259 views

What should a pilot do if none of the control surfaces are responding? [closed]

What would a pilot do if none of the control surfaces are responding? For example, a pilot flies a medium-sized plane and to make the situation a bit less hectic, they're the only one onboard. Then ...
Ginger's user avatar
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13 votes
3 answers
7k views

Why are cockpit alarms still so distracting and unable to be silenced?

I'm watching video RV 10 N783V My 1st Emergency At 8:45 a stall alarm goes off and is a horrible piercing whistle. Why? Surely the pilot has enough distractions without also being deafened while ...
chasly - supports Monica's user avatar
2 votes
4 answers
749 views

Engine out over a mountain road. Do you land upwind or up hill?

You're flying solo in a late-model, fixed-gear Cessna 172 with half-full fuel tanks. You are at 1000 feet AGL, 100 knots indicated, directly above the middle of a 2000 foot long straight section of ...
OCPatch's user avatar
  • 332
10 votes
2 answers
601 views

How often do talk-down landings go wrong?

There are some well documented stories of non-pilots successfully landing airplanes after the pilot was incapacitated. Usually this involves radio assistance by ATC and/or flight instructors. My ...
Ulli T's user avatar
  • 413
-1 votes
3 answers
817 views

If an NORDO airplane approaches and attempts a landing on a controlled airport, is that an automatic emergency?

The airplane never has any communication with ATC etc. but approaches and heads for landing correctly on a controlled airport will that by regulations automatically lead to clearing airspace and ...
user2617804's user avatar
1 vote
2 answers
185 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 ...
Cloud's user avatar
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-5 votes
3 answers
322 views

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, ...
Cloud's user avatar
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16 votes
1 answer
4k views

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,...
TheEnvironmentalist's user avatar
-1 votes
1 answer
112 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 ...
Ilya Grushevskiy's user avatar
22 votes
6 answers
8k views

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 ...
Abdullah's user avatar
  • 3,524
0 votes
2 answers
290 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 ...
Mamazi-Avia's user avatar
0 votes
3 answers
268 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 ...
Ryan Mortensen's user avatar

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