The Steel Joist Institute (SJI) will be hosting its October webinar, titled "Open Web Steel Joists 101," which will highlight the basics of open web steel joists and joist girders.

Open-web bowstring trusses and steel joists were also used on the interior roof to match the arched profile of the exterior canopies. “Anytime you have different arched chords or use bowstring trusses ...