Progressive Collapse of RC Box Girder Bridges due to Seismic Actions

Figure 16

(a) Axial force–time history of the right column of models “A1-M-K, A2-M-K, and A3-M-K.” (b) Moment–time history of the right column of models “A1-M-K, A2-M-K, and A3-M-K.” (c) Base shear–time history of the right column of models “A1-M-K, A2-M-K, and A3-M-K.”

(a)

(b)

(c)