Study on Modal Dynamic Response and Hydrodynamic Added Mass of Water-Surrounded Hollow Bridge Pier with Pile Foundation

Table 2

Material properties.

Material	Elasticity modulus	Mass density	Poisson ratio	Velocity of compression waves
Concrete	Ec = 22 GPa	ρc = 2,300 kg/m^3	= 0.2	\
Steel	Es = 210 Gpa	ρs = 7,830 kg/m^3	= 0.3	\
Water	\	ρw = 1,000 kg/m^3	\	Cw = 1,440 m/s