laminated ribs

[Farrell]

As William R. Monroe so kindly pointed out to me, 100lbs = 45.5kg. In my 
original post I converted units backward.

Terry Farrell


----- Original Message ----- 
From: "Farrell" <mfarrel2@tampabay.rr.com>
SNIP
> Figure there is less than 100 lbs. downbearing pressure between any two 
> ribs (way less I suppose) - 100 lbs. (220 kg) applied to the center (of 
> course on the bridge, the load is actually spread out) of a six-inch span 
> (15 cm) of 33 mm square hard maple - I can't imagine that bending at all.
SNIP