Behavior of RBS Beams Reinforced by Stiffeners Subjected to Cyclic Loading

Figure 1

Beam modeling: (a) cantilever representation and discretization ([4]); (b) loading history ([4]) and definition of beam-end rotation; (c) details of the RBS portion and the RBS beam with supplemental lateral bracings ([4]); (d) detail of the RBS beam with vertical stiffeners ([3, 4]); (e) detail of the RBS beam with horizontal stiffeners; and (f) definition of strength measures ([4]).