Suggest me any calculator for hollow beams and round tube beams?
Basically, concrete tube beams (AKA Lally Columns) are called out on four criteria.
Here is a little more detailed description.
Rocmike aka American Patriot another long lonely day and night with nothing to do but blog under all of your aliases. I have seen Lady Aban, Bob Suffolk, American Patriot, Bernard McCaunhy, Terrance Hall, Dfrogpong and Anonymous. GET A LIFE