Mass-Stiffness Combined Perturbation Method for Mode Shape Monitoring of Bridge Structures

Figure 9

Typical mode shapes of Wangyu River Bridge (D-I): (a) first mode, (b) second mode, (c) third mode, (d) fourth mode, (e) fifth mode, and (f) sixth mode.

(a)

(b)

(c)

(d)

(e)

(f)