Viscoelastic Boundary Conditions for Multiple Excitation Sources in the Time Domain

Table 2

Parameters of the subway station and surrounding soil.

	Density; (kg/m^3)	Young’s modulus (MPa)	Poisson’s ratio
Station	2.5 × 10^3	2.8 × 10^4	0.20
Soil	2.0 × 10^3	3.0 × 10^2	0.25