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-   -   Turkish A320 accident Istanbul (https://www.pprune.org/rumours-news/560474-turkish-a320-accident-istanbul.html)

trolleydolly737 25th Apr 2015 09:23

Turkish A320 accident Istanbul
 
http://youtu.be/j9D-X918I8c

http://youtu.be/Sy-UtJG3uLU

Engine fire, gear collapse, runway excursion & evac.

jaytee54 25th Apr 2015 09:50

That second video seems to show a collapse of the right main gear on touchdown, allowing the right engine pod to scrape the runway. There is no sign of fire until the engine scrapes the runway.

plt radioman 25th Apr 2015 09:53

the first landing must of been a hard landing which eventually penetrated the right wing, and they went around, declared mayday stating they had an engine inoperative, no gear and flap retraction available.

voice recorded here on link
??TE O UÇU?UN SES KAYDI

SierraLimaFoxtrot 25th Apr 2015 10:03

Unless I'm seeing things, there is a lot more to it than collapse on landing. In the second video it looks like there is significant damage at the inboard section of the right wing prior to landing.... can also be seen in the close up toward the end of the landing 'roll'.

Check at the 14 second mark and compare to before touchdown?

kumbaya 25th Apr 2015 10:07

Touchdown doesn't seem to be that rough ..... or ?

tom775257 25th Apr 2015 10:10

Yeah agreed SLF - certainly looks (admittedly from a very grainy hard to see video) like a fair amount of damage to the inboard section of right wing and possibly body before landing. Looks almost like a section of wing upper surface is bent upwards. Again, difficult to see, but it looks like the gear strut comes up through the wing after a fairly smooth touchdown. Uncontained engine failure?

SierraLimaFoxtrot 25th Apr 2015 10:15

Some easier to see in pics on Twitter

Post touchdown here

https://twitter.com/yenisafakEN/stat...90398039113728

delorean79 25th Apr 2015 10:19

AirLive.net: BREAKING Turkish Airlines flight #TK1878 from Milan landed at Ataturk Airport, Istanbul with right engine in fire

right wing damage

twentyyearstoolate 25th Apr 2015 10:31

I saw the incident after he was Airborne. Mixed reports but looked like he'd just taken off. He then came around for an approach, then aborted at about 500 feet and came around for a different runway. The fire was burning for a long time before it was extinguished.

ExXB 25th Apr 2015 10:36

I'm not certain but the apparent 'damage' to the wing root could be the winglet you are seeing ...

Edited : Apologies, that is not a winglet - that aircraft doesn't have them!

SierraLimaFoxtrot 25th Apr 2015 10:44

I did wonder about that, but between the 3 and 6 second mark the viewing angle is looking from the forward-right. You can see the artifact above the wing root, 'between' the right engine and the right gear (as it appears from that angle).


At that viewing angle you can clearly see the wing, wingtip and winglets and it's not those, they appear further aft.


The winglet moves across the area of the damage at about the 10 to 11 second mark.

oceancrosser 25th Apr 2015 11:26

Major damage on right wing inboard trailing edge. Uncontained engine failure?

flying mechanik 25th Apr 2015 11:51

pic of damage:


https://twitter.com/airlivenet/statu...531009/photo/1

SLFstu 25th Apr 2015 12:06

Good video here taken from further down the strip.
https://youtu.be/QEkKmzdiNfs

And good to see that the front slide deployed 15 seconds after AC came to a standstill, with the left rear soon after. But other still pics show deployment of overwing slide on the damaged side. Why would CC allow that after being airborne spectators to a burning engine for apparently several minutes prior? Passenger panic once stationary perhaps?
Anyway, definitely not the sort of publicity THY needed on ANZAC Day (or any day).

RingwaySam 25th Apr 2015 12:25

Another photo of the damage

Photo: TC-JPE (CN: 2941) Turkish Airlines Airbus A320-232 by Ömür Sadikoglu Photoid: 8012938 - JetPhotos.Net

PoppaJo 25th Apr 2015 12:48

Looks like they hit the deck pretty hard (then bounced?) on the Starboard side, the right wing appears to have been slammed on the runway, nearly pulling of the winglet.

bubbers44 25th Apr 2015 12:49

Accident: THY A320 at Istanbul on Apr 25th 2015, hard landing, go-around, engine problem, gear problem, gear collapse, runway excursion

They lost control on first approach causing right gear, engine and wing damage when they went into steep right bank and impacted the runway then went around.

Sea-man 25th Apr 2015 13:00

Some more photos here, including in flight.

Istanbul, atterraggio d'emergenza di un aereo Turkish Airlines partito da Milano - Repubblica.it

Meikleour 25th Apr 2015 14:15

The photo seems to show that the gear has been lowered by gravity since the gear doors are all open..........

greggj 25th Apr 2015 14:18

Testament to the durability of A320's, altho I have a feeling that Turkish will 'leave' Star Alliance soon..
Someone should write up all the facts in actual chronological order - because this is becoming a mess of miss information now.

BA46RJ 25th Apr 2015 15:38

wake turbulence?
 
LTBA 250750Z 20004KT 160V240 CAVOK 15/07 Q1020 NOSIG
LTBA 250720Z 17005KT 140V200 CAVOK 15/05 Q1020 NOSIG


If the separation to the preceeding heavy Azerbaijan 787 was just minimum, the light quatering tailwind for RWY 05 could explain some wake turbulence and a sudden right roll that could be difficult to correct so close to touch down

Bigpants 25th Apr 2015 15:51

Interesting
 
Rumours & News - PPRuNe Forums

Has anyone noticed how often the words Airbus, Asia, Turky or Turkish appear on this page?

Tinribs 25th Apr 2015 16:28

Wake Turbulence?
 
IF IF IF
this was wake turbulence.
We had a nasty at RAE Bedford in the 70s when a Hawk was close behind a large transport (Britannia).

It seemed the worst situation is a large mismatch between leading/following aircraft sizes? and a crosswind of about five knots. Instead of spreading outwards at about five knots as usual the upwind vortex is held at or about the runway giving a large rolling moment near the ground.

It may be the changed control laws of the Airbus near the ground complicate the handling in this situation

All said with the aim of spreading the word not stating what happened

paokara 25th Apr 2015 17:29

Everyone needs to stop been an expert and let the real experts , accident investigation team do their job

paparomeodelta 25th Apr 2015 17:31

"Theory" in rumours network.
 
Minimum or negative separation from heavy 787 caused right roll and damages, then excellent flying and smooth landing with no casualties. Interesting to see data from ATC.

despegue 25th Apr 2015 19:49

To all the armchair pilots immediately blaming TK once more:

What is YOUR SOP for a bounced landing then?

No injuries, aircraft reuseable ( at least it looks like it).

Calmcavok 25th Apr 2015 20:22

Are there no pilots left on PPRUNE? Why do you think they might have gone for 35L instead?

jaytee54 25th Apr 2015 20:29

Calmcavok
maybe 05/23 contaminated with bits of A320?

From the metar I'd say 23 was more into-wind but I forget the details of IST.

king surf 25th Apr 2015 20:32

I Landed just after this incident,the wind was 220/07kts

Hotel Tango 25th Apr 2015 20:38

35L gave them an extra 1000 feet or so to play with. I also believe that it's a little wider.

blimey 25th Apr 2015 20:46

Lets wait for the report.

One thing I do know after 30 years or so is that sometimes 15 degrees per second the bus gives you isn't quite enough. And did I mention how difficult it is to intervene when someone porks it. Boeing on the other hand.........

Meikleour 25th Apr 2015 22:00

David: possibly but the nose wheel doors are also open!

JammedStab 26th Apr 2015 00:38

Has there been any previous A318-21 cases where the main gear was damaged on a bounced landing go-around.

casablanca 26th Apr 2015 03:42

I have on several occasions hit some very strong wake turbulence while following a 787( while flying in 777). While less likely so close to the runway as it should have dissipated quickly, I can see how you could quickly find yourself bouncing off the runway.
I seem to recall Jetblue had a similar incident in JFK....although they rolled 30 degrees while doing auto land they managed to go around prior to contact with ground.

JanetFlight 26th Apr 2015 04:10

Its absolutely amazing in this video to see the right engine engulfed in violent flames flying over the city...Really a great and lucky outcome!

dumpert.nl - Vliegtuig met brandende motor

pattern_is_full 26th Apr 2015 04:20

A real head-scratcher for me.

Clearly some excellent aviation skills at work getting this badly-injured bird back on the ground safely - but what caused the initial hard landing and damage in the first place?

I'll read the nitty-gritty detail with interest, when available.

harrryw 26th Apr 2015 04:35

http://www.skybrary.aero/bookshelf/books/178.pdf
Recovery from a high bounce
In case of a more severe bounce, do not attempt to land, as the remaining runway
length might not be sufficient to stop the aircraft.
The following generic go-around technique can be applied:
• Maintain a normal landing pitch attitude;
• Initiate a go-around by triggering go-around levers and/or advancing throttle/thrust
levers to the go-around thrust position (depending on aircraft type);
• Ignore the takeoff configuration warning, if any;
• Maintain the landing gear and flaps configuration;
• Be ready for a possible second touchdown;
− Do not try to avoid a second touchdown during the go-around. Should this
happen, the second touchdown would be soft enough to prevent damage to the
aircraft, if pitch attitude is maintained;
• When safely established in the go-around and no risk of further touchdown exists
(i.e., with a steady positive climb), follow normal go-around procedures; and,

CCA 26th Apr 2015 05:45

Some serious post bounce damage viewed from the cabin.

https://pbs.twimg.com/media/CDbugwjWEAAh0PE.png

DaveReidUK 26th Apr 2015 06:31


possibly but the nose wheel doors are also open!
Same considerations apply as to the MLG doors.

Besides, the link in post #8 contains an ATC recording. Don't you think we'd have heard by now if there had been problems reported lowering the gear prior to the first approach ?

Miraculix 26th Apr 2015 06:49

My A320 FCOM says:
"After a bounce with an A320, the spoilers remain extended if you leave the thrust levers at idle. Idle is when the thrust levers are below 3 deg, and below 15 deg when the radio height is below 6 ft.

In case of a light bounce, maintain the current pitch and complete the ldg, while maintaining the thrust at idle. In case of a high bounce, initiate a go-around.
In either case do not try and soften the second touchdown by increasing the pitch attitude."

People that suggest otherwise, please contact Airbus and tell them you're well thought out procedure, so I can use them in the future :ok:


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