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

Table 2

Physical and mechanical parameters of soil.

Soil	Density γ (kg/m³)	Modulus of elasticity E (MPa)	Poisson’s ratio ν	Cohesive force C (MPa)	Friction angle (°)
Hard soil	1402	7.42	0.23	12.67	31.58
Soft soil 1	1780	3.77	0.27	47.32	16.2
Soft soil 2	1690	3.45	0.3	25.51	6.8
Soft soil 3	1620	2.77	0.32	20.07	5.2