Re: 747 wing flexibility

Date:         10 Sep 98 02:08:16 
From:         "Chris Barker" <>
Organization: Merrill Lynch
References:   1
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MARKWRK <> wrote in article
> I heard once that a 747 wing is designed to flex in turbulence up to 6
> feet at the tip (3 feet up, 3 feet down). Does anyone know if this is
> correct and where I might find the facts on this. I checked the Boeing
> site and was unable to find anything.

I dont know about Boeing wings, but in the May edition of last years
Lufthansa in flight mag there was an article about Airbus wing flex limits.
You might try the AI home page for further information, but I seem to
remember the maximum design flex for Airbuses was quite suprising....much
more than 6 feet as I recall