I am modelling an OWSJ on RISA with just a typical uniform load of 900 lbs/ft.
The joist is 12'-0 long all with 24" panels.
I have made the end pieces fixed and every other node on the program unrestrained.
After analyzing the and checking the chords I notice that the axial force in the top...
I am designing some 18" OWSJ, for the KL/r the steel handbook says r is the radius of gyration. I have tried using it for round bar and my web comes out extremely big, but if using the actual radius of the bar the web of these joist come out reasonably sized.
I am wondering which one is the...