Downbearing / crown support question.

[Farrell]

Hi Ric - I don't understand what you are asking. If a panel can support 
downbearing somehow, then why the concern regarding rib design? - you 
wouldn't need ribs presumably. I'm sure I'm missing something here.....

Terry Farrell

----- Original Message ----- 
>I suppose most of the rebuilders are already on the road to Rochester... 
>but I thought I'd ask anyways....
>
> Assuming for the moment that one could provide adequate and total support 
> for crown and downbearing completely independant of ribs in a standard 
> single ply panel.... what would the primary design considerations for ribs 
> be ?
>
> Cheers
> RicB
>