Experimental and Numerical Study on Modal Dynamic Response of Water-Surrounded Slender Bridge Pier with Pile Foundation

Figure 10

Computed mode period ratios, corresponding to a water level,  m, as a function of the size ratio of the water tank: (a) without tip mass; (b) with a tip mass of 12.1 kg; (c) with a tip mass of 23.4 kg; (d) with a tip mass of 31.7 kg.

(a)

(b)

(c)

(d)