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> tbasc@bellsouth.net wrote:
>
>
> A manufacturer will probably not even give you the time of day.
>
> And I doubt they have a CAD system and/or expert that does finite
> element analysis on the stuff they do make.

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>
> Look. They churn out the same stuff day in and day out. They're not
> going to have expensive computer software (and an even more expensive
> engineer) on staff to basically twiddle his fingers.

quote:

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> change their designs often enough to warrant that sort of cost. Wood
> trus engineering was worked out decades ago. It's not rocket science.

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>
> For liability issues no-one is going to look at your drawings and give
> you a thumbs up or down.