Hello all,
My colleagues and I want some other structural engineer's opinions on something, specifically Section 12.3.4.2 of ASCE7-10 for buildings with extreme torsional irregularity. It states pretty clearly that any building with an extreme torsional irregularity has to use a redundancy...
Hello all,
I have a very unique structure that I will give a bit of background on below. But what I'd like to know are your thoughts on what seismic load combinations to use when you have a steel structure designed for R = 1.0. Can I set the redundancy factor to 1.0 and thus not increase my...
Hi everyone,
I have been doing a lot of research but cannot find a solid answer on how to account for P-Delta effects properly in ETABS (big P-Delta, let’s ignore little P-delta in this post). I know there is also a method to add a load case specifically for P-Delta, but I want to look at the...
Hi all,
A minor thing, but annoying the hell out of me. I just used ETABS Ultimate 18 for the first time and whenever I select a beam the beam does not highlight or change color or anything, so I cannot tell what is selected and what is not. Is there a way to change the view setting so that...
