I have a 4x8 plate that will span 4 feet across two beams. Then a load will be applied to the mid span. When calculating the section modulus to determine Mn=FyZ, how would you determine what b should be used in Z=bd^2/4?
I have virtually an unheated metal shack. It will sit on a slab on grade with a turndown. Is is necessary for the turndown to bear below the frost depth? In my mind, only unheated bearing foundations should be below the frost depth. Even though the shack will put load on the turndown, the...
If you have steel grating spanning to two beams (simple span). You then add a steel plate on top also spanning to the two beams. If you already know from the grating manufacture how much concentrated load the grating can take. How would be the best way to analyize the two combined materials...
