Questions tagged [safety]
Safety includes all aspects of protecting aircraft, passengers and crew from accidents, mistakes and other potentially dangerous situations.
909
questions
-3
votes
0answers
102 views
The BFM in jet fighters is done at the minimum alt. 10k . If jets pull max 7G there it would be better for them to be at lower altitudes in real war? [closed]
The - BFM /ACM - training in jet fighters is done at the altitudes above the 10k , for safety reasons. But the aircraft's will probably perform better in the denser air. So please, tell me if in ...
-1
votes
1answer
47 views
Time of flying from Toronto to Philippines [closed]
Please I would
Like to know how many hours I will be flying
Across the ocean . I will be flying on an aircraft 773 boing 777.
0
votes
2answers
97 views
Is potentially dangerous to select the take-off power on airliner lower that temperature at the moment on the airport? [closed]
Is potentially dangerous to select the take-off power on airliner at lower settings value due to the temperature that could be increased by the time the aircraft will go up?
0
votes
1answer
160 views
Why do pilots wait for a positive rate to put the gear up, When V1 means “commit to takeoff”?
To explain further, V1 means they cannot stop in time if anything happens. Therefore they must commit to taking off. So why wait for a positive rate? Shouldn’t it be retracted as soon as they see a ...
24
votes
8answers
8k views
Are there any real life instances of aircraft aborting a takeoff or landing to avoid a vehicle?
I came across a fake video of an A380 closely avoiding a fuel truck. More details at Snopes including a link to the YouTube video.
While this video is not real, I'm interested in finding out if it's ...
22
votes
1answer
4k views
How short does a trip need to be before flying is less safe than other forms of transportation?
It's often mentioned that flying is the safest form of transportation, and no doubt this is true when considering only a long-haul trip. There's no doubt, for example, that driving (or taking a train ...
1
vote
1answer
134 views
How long is maximum time to investigate an airplane crash?
Lion Air flight 610 was crashed on 29 October 2018. It was Boeing 373 Max 8. Almost one year ago. I have not heard any news from National Transportation Safety Committee (NTSC) when they will release ...
4
votes
2answers
87 views
How can the effects of hot corrosion and salt deposits from sea water spray in gas turbine engines be negated/prevented?
In aircraft operating in a maritime environment, corrosive effects from salt water are common. Are there any specific coatings used in engines for such aircraft? If so, which are they? How frequently ...
4
votes
1answer
182 views
Where does the 90 seconds limit for plane evacuation come from?
New airplanes have to confirm that all passengers have to be evacuated within 90 seconds or they wouldn't be certified by aviation authorities. But where does the 90 seconds limit come from? Why isn't ...
8
votes
4answers
1k views
Which altitudes are safest for VFR? [closed]
As a fairly new pilot who does a fair amount of x-country flying I find myself "feeling" safer going East at 5500 and West at 6500 happily burning extra fuel to get up there. Listening to the on route ...
1
vote
3answers
272 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
votes
0answers
81 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
votes
1answer
5k views
Why does Canada recommend 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 recommend a minimum rate of climb of 300 ft/...
3
votes
0answers
93 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
votes
1answer
524 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 ...
0
votes
0answers
36 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
175 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-...
12
votes
2answers
364 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
votes
0answers
119 views
Aeroplane protection against lightning strikes [duplicate]
I would like to know what kind of protection are available on planes against lightning strikes.
21
votes
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
votes
3answers
449 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
votes
1answer
219 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
votes
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)?
7
votes
4answers
320 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
votes
2answers
215 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
vote
1answer
293 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
votes
0answers
186 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?
4
votes
2answers
209 views
Are there any safety features to prevent reversible-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
votes
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 ...
0
votes
3answers
183 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
votes
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
vote
1answer
138 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?
2
votes
1answer
171 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
votes
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
vote
1answer
293 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
votes
2answers
307 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 ...
-4
votes
1answer
202 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
votes
2answers
273 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
309 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
vote
0answers
75 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
votes
2answers
194 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
762 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
votes
1answer
431 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
votes
1answer
444 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 ...
-3
votes
3answers
124 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?
...
0
votes
1answer
119 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
votes
1answer
239 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
votes
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
votes
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
votes
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 ...
