Not sure of any references, but we had a thread similar to this a while
ago. One comment that was made was that the webs are typically
designed as pinned-pinned members. The bottom chord has to be
rigid enough to so that webs in compression can act as designed.
This is why bracing of the bottom chord is required, even if there is
Dan Goodrich, P.E.
----- Original Message -----
From: "Simon Solorio" <simon(--nospam--at)solorio.com>
Sent: Tuesday, March 06, 2001 9:37 AM
Subject: Lateral bracing of steel trusses
> I'm designing a steel truss, span 120', and need some references regarding
> the bracing of the bottom chords of the steel truss. There is no uplift
> loads on the truss, so the bottom chord is not in compression.
> Thank you in advance.
> Simon Solorio, PE