Experimental and Numerical Investigation on Dynamic Properties and Human-Induced Vibrations of an Asymmetric Steel-Plated Stress-Ribbon Footbridge

Figure 7

First three modes of the bridge. (a) 1^st vertical bending,  = 0.95 Hz. (b) 2^nd vertical bending,  = 1.45 Hz. (c) 3^rd bending,  = 1.68 Hz.

(a)

(b)

(c)