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Questions tagged [safety]

Safety includes all aspects of protecting aircraft, passengers and crew from accidents, mistakes and other potentially dangerous situations.

5
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2answers
403 views

How much safer does painting prop tips make a plane?

While re-reading one of my earlier questions, the answers left me wondering how much good painted tips on props actually does. I did some searching for statistics but didn't come up with much. Are ...
2
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1answer
244 views

Are evacuation slides meant to be used as safety boats?

What are design considerations and usage procedures for these slides in case of some successful water landing? For instance, are they meant to be detached from the fuselage at some point? Or ...
25
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5answers
8k views

Why do all airliners have life jackets?

According to this question, life jackets are not mandatory in planes that do not fly over large bodies of water. However, I have never been on an airline flight without life jackets (and the ...
-1
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3answers
401 views

Which airline will get me from Paris or London, to Japan, and has a zero fatality rate? [closed]

I only fly with airlines with a zero fatality rate (it helps my fear of flying, yes it might not be logical, I know:)… but have so far only travelled around Europe and to Africa with Easyjet and Ryan ...
3
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2answers
668 views

Which jet airliner types have had the fewest accidents per million departures?

Passenger jet transport is very safe, but are there any jet airliners with a lower recorded accident rate? Edit: number of accidents per se is of course never a good indicator since it will always ...
29
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2answers
7k views

Why was a flight delayed because of a bird in the cockpit?

This Washington Post article is about a Delta Airlines flight that took off after an initial delay, before turning back again shortly after, because of a bird that managed to stowaway in the cockpit. ...
3
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2answers
167 views

What construction standards are used to increase impact survivability of passengers in case of a crash landing?

There are several equations on the site about effectivity of passenger seats and restraints, and how beneficial they would be in case of a crash landing: This question about lack of shoulder ...
-3
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1answer
341 views

How do pilots protect their necks in jet fighters?

My uncle once told a story of a pilot forgetting to strap his neck, which snapped mid-flight and the plane crashed. How do pilots strap their neck properly?
9
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3answers
694 views

Could a golf ball damage an airliner?

Question Would a golf ball ingested into an engine, or impacting a windshield cause meaningful damage to a commercial airplane? The scenario below outlines that this is possible, but the principle ...
4
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1answer
614 views

Why is powering on the APU so low on the A320 emergency checklist?

In the movie Sully we have this section of dialogue He wasn't following proper procedure at all. And I know because I had the QRH in my hands. He switched on the APU immediately after engine ...
6
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3answers
463 views

Do some flying techniques wear aircraft out quicker than others?

In the 2012 film Flight, the cause of the mechanical failure is a sort of worm-screw that controls the rear tailplane. And I believe that in real life failures in those devices have been implicated in ...
12
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1answer
357 views

Do large aircraft accumulate water in their tanks?

Do large aircraft accumulate water in their tanks? If so, how is it drained? How often is it drained? At what rate per hour does it accumulate? If not what was done to circumvent the problem?
26
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2answers
4k views

Do pilots of airliners and jumbos do a walk around preflight check for every flight?

Do pilots of airliners and jumbos do a walk around preflight check for every flight? How do pilots of large airliners and jumbos do sumping. If its not a requirement because of aircraft design, why ...
0
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1answer
160 views

Post MH370, are there developments to improve the tracking of airliners? [duplicate]

Post MH370, are there developments to improve the tracking of airliners? Is there any technology being developed that would utilize the smartphones of the passengers? MY question include smartphones ...
11
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1answer
419 views

Why did flight NH175 divert back to Los Angeles?

In the news recently is All Nippon Airways flight NH175, which returned to LAX after four hours towards NRT when it was discovered that a passenger aboard did not have the correct ticket, although his ...
9
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2answers
1k views

What was the first commercial aircraft to have a 'built-in' oxygen system?

(Source) Boeing 307 of TWA, the 307 was the first pressurized passenger aircraft. The 307 (c. 1938) flew as high as 23,300 ft, lower than the jets of nowadays, and did not have a built-in oxygen ...
3
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1answer
143 views

What was the Vmca of the 2-engine 747 config the El Al 1862 crew faced, and could they have landed the plane at a corresponding Vref?

In the El Al 1862 crash, the flight crew lost control of their 747 in what basically amounts to an aggravated Vmca roll during approach after two engines detached from the aircraft, causing the loss ...
13
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3answers
2k views

What is the purpose exactly of a ‘Control Check’?

I recently watched an Air Crash Investigation episode where Qantas flight 32 lost an engine shortly after takeoff. It was revealed that a stud pipe in a Rolls-Royce engine was made incorrectly, ...
10
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1answer
808 views

What are the design parameters for airliner safety?

Airliners designed to carry multiple airfare paying passengers are regulated by CFR 14 Part 25, and by EASA CS-25. The design regulations are such that the probability of a catastrophic failure with ...
3
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1answer
2k views

Does the Boeing B787 have safety issues with its battery and windshield?

AVHerald has reported An incident of battery overheating. That is after the aircraft has been grounded and parts of the battery system redesigned. AVHerald provides a detailed report on the battery ...
4
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2answers
384 views

Does a stopper (chock) really prevent the plane from moving?

In Crime-Thriller movie American Made (2017), Barry put this stopper in front and in the back of the plane's front wheel. Do wheel chocks really prevent an airplane from moving?
6
votes
1answer
541 views

Was John F. Kennedy Jr.’s accident airplane equipped with an autopilot?

JFK Jr.’s crash was attributed to failure to maintain control due to spatial disorientation. Could this be explained by his Piper Saratoga N9253N having no autopilot?
2
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0answers
166 views

Why isn't cabin air quality in airliners directly monitored with sensors?

Airliner air conditioning systems refresh the cabin air volume every couple of minutes. A portion of it is filtered and re-circulated into the cabin, however AFAIK there are no direct cabin air ...
9
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2answers
466 views

Are there any safety mechanisms to prevent emergency slides deploying inside an aircraft?

Does this kind of situation happen, or is this a test situation? Are there mechanisms to prevent inward deployment of emergency slides?
15
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2answers
488 views

Who said “A little of all of us goes with every pilot we lose”?

The only attribution I’ve ever seen for the quotation below is “Anonymous FAA Inspector.” Whenever we talk about a pilot who has been killed in a flying accident, we should all keep one thing in ...
4
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1answer
223 views

Is (or was) it acceptable to throttle up for takeoff before being aligned with the runway center line? [closed]

30 years ago I was on a flight from Spain to Brussels and when we were heading to the runway for takeoff, the commander opened full throttle to the engines while we were still some 60º away from being ...
2
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1answer
105 views

How many landings per year are performed using the integrated standby instrument system?

Could you tell me how many landings are exclusively driven by Integrated Standby Instrument System or equivalent in the world per year ? Same question with "partially" using instead of "exclusively".
4
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3answers
506 views

Do the operations practices of low-cost airlines represent an increased safety risk? [closed]

Low-cost airlines spend less money on their operations. In most (not all, clearly) contexts of life and business, more money spent on the same kind of thing means a higher quality product or service. ...
7
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1answer
560 views

Why would flares be fired into the air after a flight lands?

On Monday 23rd September at about 14:30 BST my plane landed at London Stansted. Soon after landing, while the plane was at the end of its deceleration, I noticed what appeared to be two flares or ...
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0answers
57 views

Why the pilot in command sits on the left? [duplicate]

Is it a rule? Why left? I mean why the pilot in common sits on the left? What is the superiority of the left side?
29
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3answers
8k views

How serious is an impact like the 10/2017 Delta Airlines suspected bird strike?

Recently, there was an incident where a Delta Airlines charter flight carrying the Oklahoma City Thunder basketball team was struck by an "unidentified object". Delta's official statement claims that ...
4
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2answers
622 views

What are SIDS and STARs?

I’ve been exploring the FMC(flight management computer) on the PMDG 777 and noticed that under the route section you can insert VIA and TO points. From what I’ve learnt this is where you would insert ...
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3answers
482 views

Why do airlines not use direct routes?

Why do airlines use SIDs and STARs when flying IFR. Wouldn’t it be easier and make more sense for them to use direct routes (for example KDFW.KLAX instead of KDFW.L4D.ZIBIT.J5N.BUBIN.P3K.KLAX (not a ...
6
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1answer
421 views

Do flight attendants do pinch-hitter training?

I was watching a Captain Joe video (Can a PASSENGER land a PLANE?) and he mentioned that he left out the 20 minutes it took the person to even figure out how to communicate with ATC. It seems to me ...
2
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0answers
121 views

Is there any kind of removable ELT on board an airliner? [duplicate]

Is there any equipment similar to an ELT on board on airline airplanes as for GA aircraft? Something that can be removed from the wreck in the event of abandoning the site of the crash.
5
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1answer
648 views

What lights are used on top of a building or structure near an airport?

What type of light (strobe, beacon, color) should be displayed on top of a building or structure near an airport ?
2
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1answer
387 views

Can a TCAS be alerted when the intruder aircraft has a transponder in stand-by mode?

Can a TCAS give a TAs (traffic advisories) if the intruder aircraft has a transponder in stand-by mode?
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2answers
1k views

What about hours flown solo without a student pilot certificate?

My instructor has ruined my training. 2.5 months ago when I started private pilot training (FAR61) I had zero knowledge about aviation. After 1.5 months he signed me off for solo and I finished all ...
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3answers
5k views

Why would only a specific model of drone be allowed to fly over crowds?

The FAA allowed CNN to fly a drone over crowds at extremely low altitudes. Its scope is within the UAVs. Only a specific model/type is allowed to operate on these flights. Why is this model of drone ...
28
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3answers
5k views

Was the “Air Berlin” lap of honor over Düsseldorf problematic?

A few days ago, flight AB 7001 (Air Berlin, New York - Düsseldorf) went for a "lap of honor" around the airport. One video can be found here. No emergency or technical issue, it just was that airlines ...
2
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1answer
205 views

Do modern aircraft have sensors to determine weight of the aircraft? [duplicate]

Do ALL modern aircraft, particulary airliners and private jets, have weight sensors on all landing gear to determine take off and landing weight in real time so as to determine take off speed and ...
5
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1answer
479 views

Why is the GP7200-powered A380 fleet not grounded?

After the Qantas A380 engine failure, all Trent-powered A380s were grounded.1 After the Air France A380 engine failure, the GP7200-powered A380 fleet was not grounded. Why were these two incidents ...
6
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1answer
491 views

How does a jet fighter with water-skis land safely?

I just read about the Convair F2Y on the obvious encyclopedic site. It's a delta wing jet fighter from the 1950's, with hydroskis so it can take off and land on water. Can such a landing be made ...
19
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3answers
2k views

Why are airplanes sometimes led by a vehicle?

Airplanes are sometimes led by a vehicle on taxiways until they reach the runway or stand, why is this?
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2answers
439 views

How does a runway inspection radar work?

In AC 150/5220-24 FAA mentions radar equipment to detect foreign object debris (FOD) on runways, based on stationary and mobile radars with an astronomical precision, e.g. able to detect an object as ...
45
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3answers
9k views

How dissimilar are redundant flight control computers?

On Airbus aircraft there are computers to secure the flight envelope, or to move the control surfaces. FADECs totally control the engines. Computers take decisions in place of the pilots, or even ...
4
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1answer
306 views

Are there rules about using the “Fasten seatbelt” sign outside of take-off/landing/turbulence?

Related to this question regarding flight attendants continuing to stand during turbulence. My understanding is that it is the law for passengers to be seated with their belts fastened during taxi/...
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1answer
1k views

Can passengers use headphones during takeoff and landing?

On a recent flight from KBP to KIV operated by Ukraine International Airlines (aircraft B737-800) I was asked by the flight attendant to remove my headphones both during takeoff and landing. Is ...
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1answer
331 views

How can a crew be warned of “Clear Air Turbulence” during the flight?

Is there any piece of equipment, on board, to assist the crew to identify and avoid clear air turbulence (CAT)?
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3answers
3k views

What were the safety recommendations following the Aeroperú Flight 603 crash?

I just watched the Mayday Air Crash Investigation about Aeroperú Flight 603 and two questions that weren't answered are: Who was responsible What caused the ATC to relay false altitude information to ...