(Solved): For the plate girder shown below, which is laterally supported at the supports, location of point l ...

For the plate girder shown below, which is laterally supported at the supports, location of point load and at puitt $$D$$ which is $$50\mathrm{ft}$$ Arom the lcit peint $$A$$, using $$A36$$ steel for the flango, web and the double stiffeners; Desina it for flexs re and deterrine the moximum bending stress knowing that the portion DC is the rnutinat ... $$\begin{array}{l}?\mathrm{sc}\frac{h}{(2}=?\\ {?}_{\vec{t}}=\sqrt{{?}_{?2n}^{A_2+\frac{A_v}{6}}}\end{array}$$