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Boeing 737 skids off runway in Jacksonville

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Old 05-07-2019, 04:28 PM
  #51  
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Originally Posted by rickair7777
I've operated airliners on arresting gear runways. If the gear is deployed, we would not do a landing or TO roll over the gear. I could taxi over it slowly to get into position, or to exit the runway but we always planned basically coming to essentially a stop or slow walk prior to crossing the gear. Not sure how the airliner-based mil platforms deal with it.
I think that as I was passing the runway midpoint doing a high speed hydroplane I'd have been CALLING for a departure end barrier, just from force of habit..
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Old 05-07-2019, 05:42 PM
  #52  
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Originally Posted by Excargodog
I think that as I was passing the runway midpoint doing a high speed hydroplane I'd have been CALLING for a departure end barrier, just from force of habit..
Alas.....nothing to help stop a -737 barreling down the runway in their case
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Old 05-07-2019, 06:24 PM
  #53  
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Originally Posted by USMCFLYR
Alas.....nothing to help stop a -737 barreling down the runway in their case
Perhaps a very large Guppy net?

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Old 05-07-2019, 06:46 PM
  #54  
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Originally Posted by Firefighter
Sad. Another individual who has no clue about what he’s talking about. I never said it was my job, I was constantly asked why I was here so I stated I was a investor for Boeing. I wanted to get info about certain things. But what best place to get that? Maybe a place with pilots? I’m not trusting media as they’re talking like pilots all of the sudden. I’m not even sure how you decided to come up with that comment, it’s like you purposely cherry pick. I wouldn’t be surprised.
I’d probably get an infraction if I call you an idiot so I won’t.
You need to go away.
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Old 05-07-2019, 09:30 PM
  #55  
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Originally Posted by TiredSoul
I’d probably get an infraction if I call you an idiot so I won’t.
You need to go away.
He's an idiot.

Originally Posted by Firefighter
Sad. Another individual who has no clue about what he’s talking about. I never said it was my job, I was constantly asked why I was here so I stated I was a investor for Boeing. I wanted to get info about certain things. But what best place to get that? Maybe a place with pilots? I’m not trusting media as they’re talking like pilots all of the sudden. I’m not even sure how you decided to come up with that comment, it’s like you purposely cherry pick. I wouldn’t be surprised.
Here's the thing: we know what you tell us. You're asked, so you make something up: you're an investor for Boeing, you say. Now you tell us that you said this because you were "constantly asked."

You lied, then? This is how you want to be known?

You're clearly not what you claim, and you sound a lot like a reporter. You're not one of the airliners.net nimrods, are you?
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Old 05-08-2019, 06:05 AM
  #56  
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Originally Posted by USMCFLYR
So, now we KNOW they were fast (at 178 kts gs) and had no thrust reversers (assuming they wouldn't attempt to deploy them asymmetrically).
A target speed over 160kts is normal with a heavy 737-800/900 in gusty winds. My personal "best" was a target of 165kts landing Rwy 29 at EWR in a 737-900ER.

Asymmetrical reverse is assumed when one T/R is inoperative. The performance penalty is just under 500' of landing distance with one T/R inop. The yaw is minimal.

Originally Posted by ChecklistMonkey
So they landed at least 30kts above ref and didn't bring thrust levers to idle until at least 2 seconds after mains touched down..that's lunacy.
Where does that come from?

The speed looks about right for the conditions but would depend on their actual landing weight. At max landing weight Vref would be around 151kts plus a max wind additive of +15kts.

Where did you see that they landed at other than idle? The 3 seconds for the speed brakes to extend would also be normal, especially considering a wet runway.

The real key here is the braking action. If there was moderate or heavy rain associated with the storm, on the ungrooved runway, Medium, or worse, braking action would be expected. At Medium, required runway would likely have been over 9,000' (depending, again, on weight). If you only have 7,800' available it isn't going to end well.
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Old 05-08-2019, 08:35 AM
  #57  
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Except you’re not supposed to add to Vref for a gusting tailwind.......
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Old 05-09-2019, 12:07 AM
  #58  
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Originally Posted by TiredSoul
Except you’re not supposed to add to Vref for a gusting tailwind.......
Yup, it's scary....

Last edited by tomgoodman; 05-09-2019 at 02:31 PM. Reason: Deleted his last flame on APC
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Old 05-09-2019, 05:10 AM
  #59  
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“Asymmetrical reverse is assumed when one T/R is inoperative. The performance penalty is just under 500' of landing distance with one T/R inop. The yaw is minimal.“


Does the 737 have a 1 or both TR inop chart?
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Old 05-09-2019, 06:40 AM
  #60  
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Originally Posted by Larry in TN
The yaw is minimal.
That really depends on crosswind.
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