A Three-Dimensional Model of Shield Tunnel considering Interaction of Soil and Lining

Table 6

Physical and mechanical parameters of soil.

Soil	Depth (m)	Density γ (kg/m³)	Modulus of elasticity E (MPa)	Poisson’s ratio ν	Cohesive force C (MPa)		Friction angle (°)
Filling	4.5	1700	—	—	—	—
Soil layer 2	3	1870	15	0.31	22	18.5
Soil layer 3	11	1720	9	0.33	13	15.5
Soil layer 4	9	1670	6	0.33	14	10.5
Soil layer 5	6	1940	21	0.30	45	15.5
Soil layer 6	14	1900	36	0.29	3	31.5