Numerical Analysis on Seismic Responses of a Large Metro Station in Sandy Area

Table 1

Soil parameters.

Soil	Depth (m)	Weight (kN/m^3)	Dynamic elastic modulus (MPa)	Dynamic Poisson ratio	Cohesion (kPa)	Internal friction angle (°)
Backfill soil	2.0	17	93.7	0.41	0	6
Fine sand	2.7	19.5	279.6	22	3	26
Medium coarse sand	2.2	19.8	611.5	30	0	32
Gravel sand	8.7	20	660.9	32	0	34
Silty clay	2.1	19	283.3	20	18	14
Boulder clay	7	20.0	1036.8		—	—