Finite Element Modelling Tuned on Experimental Testing for the Structural Health Assessment of an Ancient Masonry Arch Bridge

Figure 15

(a) First mode shape: freq = 9.35 Hz (numerical model), freq = 9.12 Hz (dynamic test); (b) Fourth mode shape: freq = 13.70 Hz (numerical model), freq = 14.1 Hz (dynamic test).

(a)

(b)