Posted 2/23/2013 09:33 (#2919967 - in reply to #2919906) Subject: RE: Square vs. rectangle? Tube bridge physics.
Athens, Ga
He did 12 as the height and 8 as base. He did it the way you wanted.
Section modulus or area moment of inertia just allows you to orient objects to maximize load it can carry. Do more with less, is what my teacher always told us.