Cross Bracing No Bracing Diagonal Bracing
cross-bracing no-bracing diagonal-bracing

Here’s a quick bracing tip – Diagonal bracing adds significant torsional stiffness compared to conventional cross bracing. This is because the diagonal members are primarily under bending stress and very rigid.

Perpendicular cross members are subject to torsion which cause twisting and deflection.

Use diagonal bracing wherever you can to get better torsional stiffness with less material and weight.

Source: Design of Weldments, Blodgett, O. W