Table 2.

Input parameters of the soil layers for the HS model used in numerical simulation.

Layer No	Type of soil	(kN/m3)	(kPa)	(degree)	(MPa)	(MPa)	(MPa)	(-)	(-)	(-)	(-)
1	Silty sand	18	0	32	35	35	105	0.8	0.2	0.9	0.7
2	Medium dense sand	18	0	32	15	15	45	0.8	0.2	0.9	0.7
3	Clayey sand	19.6	0.5	32	15	15	45	0.8	0.2	0.9	0.7
4	Hard clay	20.5	500	30	49.25	49.25	147.75	0.8	0.2	0.9	0.7