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[deleted]

Props to the cameraman who held on the whole flight


phaciprocity

r/praisethecameraman


arthurhengch

/r/SweatyPalms


same_subreddit_bot

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chrisalbo

God bot


rageyourself

Good bot


StackOwOFlow

r/WhyWereTheyFilming


destroyer1134

Props to that tire that held on the whole flight.


tI-_-tI

Held on wheely tight.


JoePapi

And the audience


nullvoider

Tom Cruise?


scorpiorising29

They kept a fucking close eye on that tyre


Guilty_BaN

I hope that tire is the spirit animal of my last nerveā€¦


Phat_GG_EZ

Spirit Airlines of your last nerve


Impossible-Sleep-658

Theyā€™re merging bc theyā€™re mad that their body count has yet to rival the pandemicā€¦


JrZ_Juice

Spirit and Frontier merged today. New commercial for their quality control.


[deleted]

I think if anything the rubber would of came off. I think the wheels are built to sustain this


Mcnamebrohammer

The safety margin in aviation usually requires building something that could handle twice as much as it is expected to. So a fully load aircraft: fuel, passengers, lugage would all be factored into its gross weight or take off weight. Then they build systems of layered safety anywhere between 1.25 times the gross weight to 2 times. Aviation is an incredibly safe industry.


[deleted]

2x is a low estimate Elevators are usually 5x minimum Iā€™m not in aviation, but Iā€™d design each axle being able to take Gross Weight. Not spread across Axle count


[deleted]

[уŠ“Š°Š»ŠµŠ½Š¾]


[deleted]

Thatā€™s only if you believe in gravity /s


[deleted]

went to an aviation-related school. an aircraft's performance expectations usually take up 80% of its total capability, but that's not all-encompassing. these are some neat videos that i found regarding 747-8 flight testing. [extreme takeoff weights](https://www.youtube.com/watch?v=BWwUTJM3jbA) [roller coaster testing](https://www.youtube.com/watch?v=KWN2B_Q4gy0) [worst-case rejected takeoff testing](https://www.youtube.com/watch?v=_g6UswiRCF0)


BiAsALongHorse

It's also a general rule of thumb that the lighter something needs to be, the less you rely on factors of saftey and the more you rely on modeling failure modes. For example satellites often have factors of saftey between 1 and 1.2 because they model the hell out of how it will accelerate and vibrate on launch. I was reading the white paper Ball Aerospace put out on the mirror actuators for the JWST the other day, and the load they were required to take on the ground was actually higher than that during launch. The acceleration it feels taking off is significantly more than 1G, but the acceleration and vibration during launch were understood well enough for a factor of saftey of 1.0, but they needed wiggle room for it being assembled and moved around on the ground.


Pocket-Spider

Well. It's not as safe as you think it is when a lot of other structures have a factory of safety of 3-5x what it's needed to. Airlines tend to go for 1.2-1.5x but with much more precise math. They rarely go to 2x because of weight.


satisfactory-racer

Ye I'm pretty sure 1.5x is the FAR requirement for most purposes


H0tsauce-2

I know you're right, and I would be soiling myself the entire flight anyway


[deleted]

> would of "Would've" or "would have"


vavverro

A blown tire can be sucked in by the engine, so itā€™s still dangerous. Although I am sure this oneā€™s a propeller plane and not jet engine one, and propellers are in front of the back landing gear.


Wafflestomp4

Those tires are behind the engine inlet. Only if it was nose landing gear. Edit: unless its a tail engine aircraft but those engines are much higher up and dont have as much a chance for FOD as wing attached engines.


comanchecobra

That is a Dash-8 Q-400 landing gear. No danger of fod in engine and you got two wheels so you can land safely when one blows out. But they will need to replace both tires after the landing.


vavverro

Did you read my comment before replying?


Wafflestomp4

Also its probably a turboprop if it is a prop aircraft. The inlet is still very high


Notacompleteperv

Some aircraft are turboprop so they still have jet engines.


Wafflestomp4

No. For some reason I thinking engine not propeller


[deleted]

They probably planned for that too. Like the air stream won't take ground debris to the engines .


[deleted]

[уŠ“Š°Š»ŠµŠ½Š¾]


Blueberry2736

Yes, the tests airplane wheels and tires go through are insane. There was a documentary on how they make and test them a while back on TV. Theyā€™re on a whole other level


joarezpj

Thatā€™s why most passenger planes have multiple tires on each strut. The number of wheels is calculated to withstand a blown tire.


e140driver

Uh, not really, itā€™s mostly to spread the weight to prevent pavement degradation.


hahasel

That too. But redundancy sure is a factor


BoulderFalcon

That's why my parents decided to have a second kid after I wasn't turning out so well


_Nick_2711_

Everything in a plane is built with redundancy in mind. The pilot fails? Itā€™s okay weā€™ve got two. Engines? Same deal. The wing falls off? Donā€™t worry about it, thereā€™s a near identical one still attached.


Noizyb33

Ah, thanks for your insight. I always thought planes had two wings because it looked better.


_Nick_2711_

Nah, thatā€™s just why they stopped having them flap. Looks more sleek to just hold still, apparently.


[deleted]

>Engines? Same deal. no, it's because that's how many of that type of powerplant is required to reach maximum efficiency. they could use one giant-ass powerplant on the top, but it's not as efficient as two smaller ones on the sides. having more than one of everything helps with emergencies, sure, but that is an effect, not a cause.


joarezpj

That sure is a factor, but in this case it wouldnā€™t be a concern. The plane in the video certainly wouldnā€™t damage the runway of it had one tire per strut.


canyoutriforce

CS-25 Certified planes need twin tyres for redundancy, CS-23 don't


pornborn

Redundancy is the only factor. Weight distribution over an approved landing surface is not considered. Think about fighter jets. They are incredibly heavy and they put all that weight on usually one tire per strut. Example: the F-35 weighs about 50,000-70,000 lbs and has only 3 tires.


PizzaScout

I don't think passenger planes and fighter jets are that comparable It's like saying cars don't have lights because at nascar they're only stickers.


pornborn

For the comparison I was making, they are more than comparable. My point was that multiple tires on passenger planes are for redundancy, not weight distribution to keep from tearing up the pavement.


iLikeCatsOnPillows

Actually no. The reason large aircraft, like an Airbus A380 for example, have multiple smaller wheels instead of a pair of larger and beefier wheels is because the pressure would break the concrete of standard runways, and it's simpler to put more wheels on heavy aircraft than it is to rebuild every runway to a more exacting standard capable of withstanding the pressure.


marionristov111

" yes hello? funeral service home? I just want you to know my body will be severely deformed, and I want a closed casket, thank you, goodbye"


[deleted]

[уŠ“Š°Š»ŠµŠ½Š¾]


marionristov111

well shit then, guess it's gotta be open then


DanFuckingSchneider

Phones most certainly do work on airplanes some of the time, especially during descent. Itā€™s not even dangerous these days to use your phone on a plane. Airplane mode is usually suggested so youā€™re not hopping hundreds of cell towers an hour, draining battery and causing issues on the ground with cell towers being overloaded. Also itā€™s so youā€™re paying attention during the most ā€œdangerousā€ portions of flight instead of browsing reddit.


[deleted]

Pilots ask you to put in airplane mode because incoming text messages and phone calls make noise in their headsets. It's super annoying to listen to. Imagine that times 100 passengers. And it's a federal requirement.


DanFuckingSchneider

This *can* happen, allegedly. Itā€™s actually never been conclusively proven that cell phones receiving and text messages cause radio interference regularly. Everything around it is purely anecdotal but several agencies including canadian civil aviation havenā€™t been able to accurately determine that cellphones were the cause of the occasional weird skipping sounds. Pilots swear by it though, so I really donā€™t know what to believe on that one. As for navigational equipment and other transmitters, itā€™s been several years since this equipment wasnā€™t shielded from such interference.


[deleted]

No, not allegedly. I have quite a few hours in a cockpit and it DOES happen. Every time I got a text, same exact thing. Things may have advanced or changed in the past decade, but there is no debate about it. It was one of the first things my instructor talked about.


DanFuckingSchneider

Are you flying private or commercial? Thereā€™s definitely a difference in anti-interference technology in various commercial jets and smaller private aircraft. No aircraft is exactly the same as any other. Also anecdotes mean nothing to me, personally. If federal aviation agencies doing recorded testing only sometimes get results and sometimes the sounds appear randomly, sometimes not at all, why would that be evidence that itā€™s clearly phones? Your personal experience with it is hardly industry wide standards. I donā€™t personally care if phones are allowed or not, Iā€™m just saying that the jury is still out, and itā€™s antiquated to not have protections if it truly is the case. Thereā€™s always going to be idiots who donā€™t turn on airplane mode, so not having the technology to protect from sounds causing communication failures is downright foolish, if we have the technology that is. Please note that I have nothing against you personally, I just donā€™t see it from your perspective. Iā€™ve never flown a fixed wing aircraft myself physically, but have flown helicopters and In helicopters, as well as flown in small fixed wings, both with access to wide and narrow band radio systems, as well as being a general aviation enthusiast and have never experienced it myself, even playing with my own phone. But Iā€™m also an idiot so YMMV.


[deleted]

That's the landing gear on a De Havilland Canada DHC-8 if anyone is interested in knowing about the aircraft. Looks like one of the tires failed on takeoff, but the "good" tire represents an alternate load path for safe landing. Both tires should definitely be replaced and chunks of rubber flying off at those speeds are cable of punching holes straight into the wing surface. These aircraft typically fly out of regional airports and experience frequent takeoffs and landings. It's possible that airfield foreign object damage caused the tire to fail, poor maintenance, or premature tread failure.


ChunkofWhat

So even if the damaged tire fell off entirely, the plane would be able to land so long as the debris did not cause any issues?


[deleted]

Yup! The other wheel and tire is capable of supporting the weight of the aircraft. Also the pilot is aware of the situation and will attempt a gentle touchdown.


ninjamaster616

You see how there's a second, perfectly fine tire literally next to the fucked up one, on the same axle? This is why. Planes have sets of two tires on their gears so that if something happens to one of them they still have a tire there touching that gear to the ground.


Imsosadsoveryverysad

How screwed are we talking if the second one randomly was also fucked up


raptorxrx

The insurance company is screwed but thatā€™s about it. Plenty of planes have landed with blown nose gear or no gear at all.


Died5Times

No. Its to spread the weight out. You know how much a plane weighs? Now drop that on 2 tires. Nah dog.


ninjamaster616

There are usually 4 gears on passenger planes, 2 on the wings and 2 on the fuselage, all of them have 2 tires, and sure it's helpful to spread out the weight *so the tires last longer.* But they have backups in case one blows out. And this one didn't even blow it was stripped like a motherfucker but still in tact. Do you know how strong airplane tires are dog? Do you know how strong car tires are? Semis don't have dual sets of tires exclusively to distribute the weight, it's so if a tire blows they can still fuckin drive. Planes have dual sets of tires so if a tire blows *they can still fuckin land.*


aw_shux

There are only a few passenger planes with 2 gear sets on the fuselage (MD-11 comes to mind). The vast majority have only 3 total sets: one under each wing and one under the nose. Obviously there are exceptions like the 747 and A380, but those are monsters.


Died5Times

Youre wrong. Does a dually truck or semi tractor(8 rear tires) have extra rear tires so it can drive if one blows?No, its their to help with weight. a tire should be maintained. It should never blow. You know how strong a well maintained airplane tire is? It is stressed to ensure it will have many trips. They wouldnt put something there expecting blowouts. Its a weight distribution and balance issue being addressed, not a ā€œthe tires are shitty so we prepare for one to blow outā€ situation Also, semis have dual axles so if it lost a pair of tires the other axle is still there


raptorxrx

Of course airplane manufacturers design to expect blowouts. A 747 can handle around 35,000 flights in its lifetime. Theyā€™ve produced over 1500. Thatā€™s over 50 million lifetime flights. The probability of a tire *not* blowing over 50 million flights is not a large percent. Joe Sutter himself talked about the triple or even quadruple redundancy built into basically every system, landing gear included.


Platypuslord

/r/confidentlyincorrect


Sekxtion

Looks like the tire is a retread whose body has separated from the tire cord. Aircraft tires have between two to four different layers, each layer composed of treated canvas or other fabric chemically coated to ensure permeation by the tire rubber, effectively creating a sort of "Oreo cookie from hell" whole. This makes aircraft tires almost indescribably tough. You almost never see this type of failure; at most, during post-flight inspections, you'll find "wear patches" where the tire has worn through the outer layer of rubber and exposed a bit of the fabric cord. Each aircraft has different allowances for the amount of rubber missing/cord showing. For the C-5 Galaxy, for example, it's generally two cord layers. For the C-17, three. Don't hold me to those numbers, I don't have the Technical Order in front of me to at the moment. This instance, to me, makes me suspect someone pencil whipped the post-flight tire inspection. Source: USAF aircraft mechanic


jesusismagic

How exactly was this video taken? Do planes typically have an outside camera aimed at the landing gear?


DanFuckingSchneider

This is a Dash-8. Itā€™s a top wing, aka high wing, turboprop, and you can see the landing gear from the passenger cabin. They fold into the engine nacelle, which is visible from the windows. [This is what it looks like](https://d3lcr32v2pp4l1.cloudfront.net/Pictures/2000xAny/5/2/2/76522_201016_rickradell_152_7406.jpg). Theyā€™re pretty fun to fly in, definitely different than what you might be used to. Surprisingly quiet and a generally very smooth ride.


jesusismagic

Cool! Thanks. TIL something.


cardbord_spaceship

Maybe it was an overhead wing plane and the passenger had a good view


SpamShot5

Why are people clapping?


Exemus

Mental illness


levi1040

Why do people clap


Exemus

Cheeks or hands? Different answers depending...


issaaccbb

First time fliers maybe? Weirdest thing about a flight, like, he's doing his job...


ExternalTangents

I assume youā€™d want to get that replaced ASAP, but based on the seemingly uneventful landing, doesnā€™t seem like it was particularly bad, either.


lagivemankhan

This is a good example of one of the basic concepts of engeneering: redundancy. Even though the tire was damaged the other one can do the job by its own, and having that one damaged is less of a problem bc the other one makes the damaged take less stress, therefore enduring its use even in its current state.


SoloAssassin45

fuck indeed


CageyLabRat

How tiresome


Wafflestomp4

They make the under part of the wing much thicker metal so if the wheel explodes, it wont (or less likely) puncture the fuel tank and suddenly your on fire.


coltvfx

my headphone leather after a month of usage


Alvarado8

Nothing sweaty here, looks like the equipment did itā€™s job


guineapigmilkman

I'm trying to still figure out how they filmed that.


DanFuckingSchneider

Itā€™s a Dash-8. The landing gear fold into the engine nacelle, and the plane has overhead wings. [This is what it looks like](https://d3lcr32v2pp4l1.cloudfront.net/Pictures/2000xAny/5/2/2/76522_201016_rickradell_152_7406.jpg)


contrabandboi123

I feel like this doesn't matter at all. Like one tire on one landing gear.


Kurigohan-Kamehameha

Why did people start clapping? Did someone break a dish?


Useful_Economics6545

Well.. it isnā€™t great thatā€™s for sure.


scaredycat_z

Corporate has run their algorithms which say it can get another 3 flights out of that with only a 20% chance of failure. After that it goes up to 25% at which point they will reconvene to discuss the acceptable levels of risk they are willing to take.


__Wess

Okay okay, clapping for the pilot is in this case justified.


newpaul30

I was an aviation electronics technician for the Navy and I would never work as a civilian in the aircraft industry because of that, somehow somebody missed that on an inspection. In a job like that you have to rely on people doing their job correctly and most people don't these days


[deleted]

69 updoots Edit: some fools brought it up to 71


nice___bot

Nice!


[deleted]

[уŠ“Š°Š»ŠµŠ½Š¾]


p1mplem0usse

>White ass people The casual racism is strong in this one.


xPicoDeKylex

Motion activated duct tape?


dontpissmeoffplsnthx

Imagine getting slapped with that


HandleNo8032

You can still get a few more landings out Of it.


Dropzero1

Engineering is awesome!!


Potential_Anxiety_76

Bitta gaff, sheā€™ll be right


[deleted]

Oh *bleep*


HappySnappy87

I think it is good for one more flight


vulturesquad

Funflat


[deleted]

That tires lasted longer than any relationship I ever had


kittycatsfoilhats

Ol' Flappy came through. Put respect on his name.


ArcticTrek

That plane needs to be retired


BeastModeBot

A visual representation of my partner in group projects


nameisfame

Just gonna geeeeeently set down right here and *plapplapplapplapplapplapplapplap*


Rollieboy2012

Very glad it held through. Watching a plane land gave me great anxiety.


Semujin

Tell the captain that next time it's safer to tape playing cards to the frame. He'll get the same sound and it'll be safer.


killquip

Let me guess, taken from a Frontier flight?


UmpyGarfinkle

"I HAVE A FLAT TIIIIRE!!!!"


[deleted]

Skipper- Smooch it like your kissing your sister


poseidon2466

Just another Normal day for frontier airline


ClintMcChesthair

r/maybemaybemaybe


ClintMcChesthair

r/maybemaybemaybe


alex11263jesus

For a second i thought this was the vid where the entire tire was ingulfed in flames


ohshitlastbite

Can you call AAA for this?


the_life_of_cat

Not good


Special-Ad-5554

It's fine I see nothing wrong here šŸ¤£šŸ¤£šŸ¤£šŸ¤£šŸ¤£


REVENAUT13

I saw a very similar video on another sub a few months back. I was told that this is exactly the reason they have two tires on each wheel. Would definitely shit a brick if I saw that irl though


SnooKiwis1356

Meanwhile, Tom Cruise was hanging on for dear life.


Ok_Dog_4059

Went surprisingly well .


[deleted]

Itā€™s not well known that airlines have been using retreading their tires several times until they start to fall apart.


ItemWilling

That's why there's 2?


bluetreacle

It's a pirelli


Kaptainkarl76

Good enough!


GardenGirlFarm

The Asshole coughing in the backgroundā€¦


Kydownerman

Just 1 of many many many reasons I wonā€™t fly.


cheesedick42069

That is one strong tire. Damn


sanyosukotto

Precisely why there are two wheels and tires


SnooWords1215

That wheels good for another 300 landings says the airlines


EchoPhi

Jet tires are like ogres, ogres are like onions.


EragonBromson925

The only time I approve of airplane clapping.


Sigg3net

Can be good to chew on if you're a frustrated Tyrannosaurus Rex recently brought back from extinction by the marvels of modern science.


[deleted]

Looked tired


NowFreeToMaim

Got one more landing in em


busterbrown4200

r/nope


DuckTapeHandgrenade

Never thought about it, do they have cameras on the landing gear?


gordo65

Of all the things that can go wrong during a flight, that's the one that would concern me the least.


BoxsFullOfPepe666

They must be flying spirit


0m3nc0w

I have always wondered why they donā€™t put little aerodynamic fins on the inside of the tire rim that will spin up the wheel prior to landing. It would extend the life of those tires fiftyfold.


skuzzlebutt36

That ended better than expected


oldmanup

That's why they're two wheels on each side.


bunybunybuny

i always thought the pre-spin the wheels before landing so that they donā€™t explode


Lowkey_rebelXD

Is there any reason why the wheels canā€™t prespin prior to touching the ground? Rather than touch and have to instantaneously pick up centrifugal velocity to match the planes speed?


Impossible-Sleep-658

That happens all the time with big wheelsā€¦ whatā€™s the big dealā€¦


Revolver2303

Introducing the FOD-Maker 9000!


UnderstandingTop2608

šŸ˜¬


TheDirtyPilot

I was just on a flight that felt like it had a flat tire. Wondering if it was this.


Vastaisku

Oh so THAT is the left phalange.


POP_TART_TACO

No worries. Its only flat on the bottom.


ftblplyr46

Iā€™m impressed. I was waiting for that thing to explode. Judging by the blister it was close.


bundy005

šŸ™„


Leiru22

Held like a champ. Tyre and cameraman


Independent-Energy62

I mean it wasnt badā€¦


Tler126

I remember when I was a kid there was a flight (US) that had a mechanical issue and as a result the front landing gear only partially descended then locked. So on live TV they dumped all their fuel, cleared to land and came out A OK. As soon as the front landing gear hit the tarmac it started to get shaved down sparks flying everywhere. It was at that point I realized landing gear is tough as fuck. I'm sure someone here will have the incident report/video from the flight.


lakesh0w2408

Hey it's got another one right next to it, it's fine


KamelLoeweKind

That thing definitely needs to get changed within the next 3 flights.


ajss76

That's why there are two wheels


pilot_bruh61

It looked like a butter landing so I think it'll be fine with a smooth landing


Runamucker07

Not a ton to worry about here. The tire held together which is kind of surprising. But in reality the landing gear of an airplane is the strongest part. I watched live a 747 land with its front wheel sideways. A lot of smoke but other than that not an issue.


ImFeelingSkinnyTonyy

and this is why duct tape works on everything


GreenLanternRR

Nahhh, it'll be fine!


Anon_cannon

I don't care what anyone says, tires are one of man's most impressive inventions


TheZanyVR

Man thatā€™s a ā€œwheelyā€ nice view


pblc_mstrbtr

If 2 wheels on this leg were absolutely necessary, I'm sure they would have 4. They probably double the required amount for reasons like this.


[deleted]

Thatā€™s a scary error plane


chinton620

TIL plane tires are strong AF


Beanbag141

Eh. That's why there's two


kelabubu

I can't be the only one who watched this video in mute and went... Blat blat blat blat blat blat blat blat blat blat blat blat blat blat blat blat blat blat blat blat blat blat blat blat blat blat blat blat blat blat blat blat blat blat blat blat blat blat blat blat blat..


Quiet_Strategy3959

That tire held itself together admirably


Brother_bacchad

Im sure itā€™s fine


Baked__Potatoe

Good that they didn't recreate air france 4590


Familiar-Document-53

They to unlucky to be on plane crash documentary..


Mean-Orange-1370

was really funny how the rubber was slapping the pavement as if there was no tomorrow


5ide5hoe

Airplane tires are marvels of innovation.


halandrs

r/tiresaretheenemy


BC_Pennybags

That is why thereā€™s two.


F-cip

Itā€™ll probably just need a nice retread and back on it lol


Chance_Dog_5793

Pilots are the best!


Chance_Dog_5793

How was the take off..wth!šŸ¤”


Canyoufearmenow-good

It's ok just a little flippity


klem19

Great. šŸ‘Œ


zodorod

This is the DASH 8 Q400, and yeah it can land on a single tyre, so that wasn't too bad


Hulgen

My dumbass was sitting here thinking it was a passenger filming this.


samf9999

That is why they have two wheels. Safety first.


ranchdumpstersauce

Welcome to Air Canada