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Forum: The Pacific: General Aviation & Questions

25th Jan 2017, 20:40

Replies: 113

V2

Views: 18,225

Posted By Lead Balloon

But it ended up with an overrun.... The...

But it ended up with an overrun....

The weird thing is that when I look at the video and the other materials, it seems to me that the overarching concern is RTOs that ended up with overruns but...

Forum: The Pacific: General Aviation & Questions

1st Jan 2017, 21:34

Replies: 113

V2

Views: 18,225

Posted By Lead Balloon

This is why I find the responses to my scenario...

This is why I find the responses to my scenario so interesting.

My 'take' on the introduction to the video, and your comment above, JT, is that the main safety issue was take offs that should...

Forum: The Pacific: General Aviation & Questions

1st Jan 2017, 08:42

Replies: 113

V2

Views: 18,225

Posted By Lead Balloon

Is 'a bit of fat' an esoteric engineering unit of...

Is 'a bit of fat' an esoteric engineering unit of measurement, JT? Sounds to me like a colloquialism for 'margin'...

Whatever it is, it's built into the number.

Given that I'm 'on my own'...

Forum: The Pacific: General Aviation & Questions

1st Jan 2017, 07:37

Replies: 113

V2

Views: 18,225

Posted By Lead Balloon

It's mentioned in the video linked at post #17. ...

It's mentioned in the video linked at post #17.

I may have misinterpreted what is said, but there's 3 seconds of something built into the number.

Forum: The Pacific: General Aviation & Questions

1st Jan 2017, 04:56

Replies: 113

V2

Views: 18,225

Posted By Lead Balloon

I agree that the second bit is incorrect, if...

I agree that the second bit is incorrect, if assessed against the FAR. It seems to me that the FAR definition anticipates initation action before or at V1. It seems to me that the Boeing...

Forum: The Pacific: General Aviation & Questions

31st Dec 2016, 23:05

Replies: 113

V2

Views: 18,225

Posted By Lead Balloon

I think he did provide a definition, at post #9:

I think he did provide a definition, at post #9:

Forum: The Pacific: General Aviation & Questions

21st Dec 2016, 19:44

Replies: 113

V2

Views: 18,225

Posted By Lead Balloon

In the scenario I provided you have heard V1. ...

In the scenario I provided you have heard V1. At or before the point at which you heard V1, you initiated braking and retarded the thrust levers.

2 seconds after you initiated braking and...

Forum: The Pacific: General Aviation & Questions

21st Dec 2016, 05:13

Replies: 113

V2

Views: 18,225

Posted By Lead Balloon

Gosh. Questions in response to questions. I'm...

Gosh. Questions in response to questions. I'm not the expert. You are, aren't you?

I realise you don't want to say it, but you're implicitly saying that the only option is to continue...

Forum: The Pacific: General Aviation & Questions

21st Dec 2016, 02:07

Replies: 113

V2

Views: 18,225

Posted By Lead Balloon

For the third time: Yes. The assumptions...

For the third time: Yes.

The assumptions of my question were that the reject decision was made at or before V1, braking was initiated but the brakes don't work at all and you're now over V1. ...

Forum: The Pacific: General Aviation & Questions

20th Dec 2016, 18:59

Replies: 113

V2

Views: 18,225

Posted By Lead Balloon

You are "on your own"? Really? That's the...

You are "on your own"? Really? That's the collective wisdom of the experts? Really?

That might explain all those crumpled, busted and wet airframes in the video.

On my reading of the...

Forum: The Pacific: General Aviation & Questions

20th Dec 2016, 06:15

Replies: 113

V2

Views: 18,225

Posted By Lead Balloon

I'm not playing with words. I'm focussing on...

I'm not playing with words. I'm focussing on what appears to be a possible source of confusion.

So you've confirmed that you have the same view as I have as to the distinction between...

Forum: The Pacific: General Aviation & Questions

20th Dec 2016, 02:58

Replies: 113

V2

Views: 18,225

Posted By Lead Balloon

During the Sim ride in the video, the commentary...

During the Sim ride in the video, the commentary says "you must initiate maximum braking by V1". Is that correct?

Is "initiating" maximum braking the same as actually achieving maximum braking?...

Forum: The Pacific: General Aviation & Questions

17th Dec 2016, 20:26

Replies: 113

V2

Views: 18,225

Posted By Lead Balloon

I think everyone in this thread, and the FAA and...

I think everyone in this thread, and the FAA and Boeing, are actually in heated agreement on what V1 should mean operationally: A decision to stop must have been initiated (past tense) at or before...

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