Questions tagged [safety]
Safety includes all aspects of protecting aircraft, passengers and crew from accidents, mistakes and other potentially dangerous situations.
899
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166 views
Is it safe to fly with a B737-800? Is it different from a B737 Max 8? [duplicate]
I'm flying from Costa Rica to Chile in November with a B737-800 plane. I'm wondering if this is a different aircraft than the B737 Max 8 or if it's the same?
0
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0answers
78 views
Why does not jet engines have a metal grid in the front? [duplicate]
An aircraft engine can get destroyed if a large object - like birds - enters it while running. I'm probably naive, but this seems pretty easy to solve. Why not just have some kind of metal grid in ...
13
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1answer
5k views
Why does Canada require a minimum rate of climb for ultralights of 300 ft/min?
What is a safe minimum rate of climb for ultralights? I understand most ultralights climb at least 300-800 ft/min and in fact the Canadian ultralight specs call for a minimum rate of climb of 300 ft/...
3
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0answers
88 views
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 ...
5
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1answer
516 views
Is this WWI movie scene realistic?
In a poignant scene of 1933 WWI film The Eagle and the Hawk (not to be confused with the same-name 1950 western film), while the pilot played by Fredric March performs a loop-the-loop in his – I ...
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0answers
32 views
Are the Australian NASF guidelines based on ICAO standards?
Here in Australia we have a set of regulations called the "National Airports Safeguarding Framework" (NASF); these consist of 9 federally imposed guidelines for:
Measures for Managing Impacts of ...
4
votes
1answer
161 views
Why do some U.S. airlines require passenger headrests to be lowered during takeoff?
I've experienced a few times recently where cabin crew have asked passengers to lower their adjustable headrests during takeoff and landing and, in at least one case, it was even part of the pre-...
11
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2answers
331 views
What are the ejection injury and fatality rates?
Most of us have probably heard about how ejecting from a military aircraft is dangerous in and of itself, and that ejection is not a get out of jail free card.
The most common dangers seem to be:
...
2
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0answers
117 views
Aeroplane protection against lightning strikes [duplicate]
I would like to know what kind of protection are available on planes against lightning strikes.
21
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7answers
7k views
Can two aircraft be allowed to stay on the same runway at the same time?
My understanding is that the runway should always be cleared, and occupied by no more than a single aircraft for takeoff and/or landing at any given time.
Is there any scenario in which ATC can ...
3
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3answers
430 views
Is it possible to hack an airplane while it's moving (in general)?
I recently searching Airbus Careers section, and I can say that I saw too many Cyber Security job positions. It was saying in the job description that there is a need of having knowledge about ...
5
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1answer
204 views
Why do they tell you to tie your lifevest on the left side during safety briefings?
This might be UK specific, given I have only been flying internally recently.
During the safety briefings, when describing how to inflate the lifevest the instructions are always:
"Wrap the lines ...
11
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2answers
3k views
Is it allowed and safe to carry a passenger / non-pilot in the front seat of a small general aviation airplane?
Is there anything wrong with taking a friend in the copilot's seat of a small general aviation aircraft with me flying, or does he have to sit in the back (if there is one)?
6
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4answers
270 views
What accidents have had crew accustomization to warnings among their causes?
A non-answer on this question claimed that:
the idea that maneuvering with the stall warning activated will somehow damage us, causing us to ignore its warning when the chips are down and AOA is up,...
0
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2answers
205 views
Is “hacking small planes” a separate or larger problem from/than general small-aircraft security?
Apparently the DHS has issued a "hacking alert" for small aircraft:
The alert warns if a hacker gained physical access to certain small planes, they could attach a common device to its wiring. This ...
1
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1answer
285 views
Is this plane safe to fly on? The turbine blades look damaged [closed]
While waiting for a recent flight, I observed this aircraft with what appear to be rather worn turbine blades. Is this close to being a safety issue or is it purely cosmetic?
2
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0answers
110 views
Do visual docking systems improve safety?
Are there any studies that shows A-VDGS (Advanced Visual Docking Guidance System) is improving the safety of aircraft movements on airports?
3
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1answer
142 views
Are there any safety features to prevent reverse pitch props from reversing in flight?
Some aircraft have propellers capable of reversing pitch, which is also known as beta angle. The example I saw was an Aviat Husky.
(Youtube demonstration)
I want to know if there are any safety ...
33
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10answers
13k views
What would be the safest way to drop thousands of small, hard objects from a typical, high wing, GA airplane?
The subject pretty much states my question, now I will provide a bit of background.
A family member, who lived on the west coast of Florida Manasota Key, collected tens of thousands of fossilized ...
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3answers
169 views
What's the relation between speed of an aircraft and takeoff distance?
I'm making a tool that when given : weight of aircraft , takeoff speed , runway length and some other parameters , it analysis the takeoff performance and states whether using the brakes now is safe ...
22
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5answers
13k views
Why don't commercial aircraft adopt a slightly more seaplane-like design to allow safer ditching in case of emergency?
For example :
Why don't they have a more hydrodynamically shaped fuselage underside ?
Specifically for the aircraft that have their engines mounted under the wings, isn't this too dangerous for ...
1
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1answer
134 views
Is it Ok for co-pilots to snooze? [duplicate]
What are the policies on long flights and taking shifts sleeping between 2 pilots?
Could a pilot set the cruise control and alarm during any flight?
1
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1answer
155 views
Is it possible for crew oxygen to exacerbate a flight deck fire?
Crew oxygen is, as I understand it, a very high percentage of purity.
Oxygen-enriched air acts as an accelerant to a fire, causing things to ignite which wouldn't in ordinary air, and making fire ...
18
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3answers
2k views
When do flights get cancelled due to fog?
When flights get cancelled due to fog, what triggers the cancellation? Fog is too thick, too wide-spread, blocks the view of tall buildings or other landmarks? Or is the problem the type of air ...
1
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1answer
285 views
What is this loose object above the flap fairing? [duplicate]
During my flight, I noticed a loose object above one of the flap fairings. You can see it in this video: https://imgur.com/wCPSEem.
Is it normal or should I notify the airline?
People pointed out to ...
6
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2answers
298 views
Reclined seats for take off and landing
Normally on commercial flights, passengers are expected to bring their seats to an upright position for take off and landing. There are a few valid reasons for this.
A little while ago, on a couple ...
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1answer
193 views
Why do this airline experience more hard landings than others? [closed]
Ryan air has a reputation for hard landings, watching this video at the 2:22 mark and reading the subsequent comments (along with personal experience) suggests many people find the landing with Ryan ...
2
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2answers
227 views
What needs to be considered when changing a tire during boarding/deboarding?
Passenger aircraft tires are physically inspected by the cockpit crew member or technician after each landing or before take-off, that the tire may have been cut or punctured as it may have hit ...
5
votes
1answer
294 views
One man push-back
Towbarless pushback operation of a passenger aircraft is generally done with at least 2 people. The first person (walk-out assistant) communicates with the cockpit crew members and observes the ...
1
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0answers
72 views
Are tiltrotor planes less safe than conventional propellor planes?
I got interested in Tiltrotor type of airplanes and was reading up about some specific models, the AgustaWestland AW609 and the Bell Boeing V-22 Osprey. Both planes have a history of quite a few ...
3
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2answers
170 views
Eviation Alice Powerplant Placement
I saw an article from the BBC about the Eviation Alice this morning that left me puzzled. The design is a tail wheel tri-motor with the power plants located in a pusher configuration at the wing tips ...
2
votes
1answer
739 views
Why is there always a fire truck present before refuelling?
Whenever I fly within Europe, I notice there is always a fire truck present for refuelling before takeoff.
Is this standard procedure for every flight in commercial aviation? If yes, is this a global ...
5
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1answer
387 views
Are there any safety hazards when testing the F-16's fire control radar on the ground?
What are the procedures for ground testing an aircraft's fire control radar - for the F-16 or any other aircraft - and are there safety hazards associated with exposures to humans? Most importantly, ...
4
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1answer
423 views
Why did this pilot have his single-engine license revoked?
5 minutes into this video, a commercial Indonesian pilot is shown performing a very tame version of a parabolic flight path as performed by zero-gravity flights, in a Cessna 172.
This video has over ...
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3answers
117 views
Is this safety ranking of different aviation methods accurate? [closed]
I'm compiling a list of essentially "Different ways a human can fly" and then ranking them in order of safest to most dangerous.
This is my final list, is it statistically (and practically) accurate?
...
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1answer
112 views
Can I fly a paramotor after learning on a paraglider?
This video has inspired me to spend next week doing a 6 day paragliding course. The only downside is the school near me don't teach paramotoring.
Could I buy (and safely use/self-teach) a paramotor ...
5
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1answer
231 views
Is it normal for a Boeing 757 engine to bounce under its fairing?
Earlier this week I was on a 757 flight from SFO to JFK and the right engine was bouncing under the fairing under mild turbulence, and really moving 2+ cm under moderate turbulence. Is that in any way ...
7
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2answers
2k views
Will dual-learning in a glider make my airplane learning safer?
This question got me thinking, would attending gliding lessons at the same time as my airplane training make me safer in a small plane or microlight?
28
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3answers
4k views
Are grass strips more dangerous than tarmac?
There are a couple of flight schools near me. One is at a large airport, they use Piper Tomahawks primarily to teach. Naturally, they use well maintained, tarmac runways to takeoff and land. This ...
12
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3answers
3k views
Does Nitrogen inside commercial airliner wheels prevent blowouts on touchdown?
I just watched the first episode of Inside Mighty Machine where civil engineer-turned-host, Chad Zdenek, discussed innovations of the 747. One innovation he discussed was the increased number of ...
0
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1answer
166 views
What are the requirements for aircraft marker cones?
What are the requirements on aircraft marker cones (a.k.a. safety cones) according to IATA IGOM-96, i.e. size & weight?
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0answers
54 views
what are some of the effects of breaking the sound barrier? [duplicate]
I have tried googling it, and nothing came up, please help! I am trying to figure out what happens after a jet/aircraft breaks the sound barrier.
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1answer
171 views
Why are inflatable pillows not allowed on board? [closed]
Inflatable cushions designed to ensure extra space that children sleep comfortably between the passenger seats are not accepted aboard by most of the airline companies for they can obstruct evacuation ...
3
votes
1answer
190 views
Why is it appropriate to announce ‘stable’ on final approach?
I have recently discovered that a budget airlines flight deck in the UK (Airbus 320) announce ‘Stable’ on the final approach. Both the Captain and F.O, just after 500 ft is called out by the computer. ...
0
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0answers
48 views
How are the weights of sumo wrestlers shown on the load&trimsheet form? [duplicate]
Under normal circumstances most airlines use standard weights to calculate passenger weights. Sometimes, passenger groups with different weight than the normal passenger profile can also travel.
How ...
0
votes
1answer
69 views
How is the load & trimsheet form sent to ACARS?
After the last passengers and baggage are loaded onto the aircraft, the pilot in command is given a form called load & trimsheet which shows the passenger/baggage distributions, total weights and ...
3
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1answer
127 views
Is there a Risk of Tail Tipping during Push-back of a passenger aircraft?
I remember that there were countless incidents occurred in which the aircraft sits on the tail as the aircraft was heavily loaded at the back of the cargo and/or cabin compartments or the cargo ...
2
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1answer
312 views
Does a no-touch policy really work?
In Boeing 787 and Airbus 350 aircrafts, more than half of the aircraft body is made of composite material. The composite structure of the fuselage does not indicate the damage when the body is ...
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2answers
241 views
How are insects and arachnids kept out of commercial passenger airliners?
If a commercial passenger airliner were to land in a place infested with insects or arachnids, wouldn't it be dangerous to have those animals enter the aircraft?
For example, suppose if mosquitoes, ...
7
votes
1answer
159 views
How can I find out if the FAA has ever sanctioned a pilot?
Is there any easy way to check to see if a CFI or commercial pilot has had past problems with the FAA? The question came to me after an old thread in one of the aviation forums pointed me to this ...
