Research on the Mechanism of the Influence of Earthquake-Induced Landslides on the Stress and Deformation Characteristics of Tunnel

Table 1

Physical and mechanical parameters of landslide.

Materials	Gravity (kN/m³)	Elastic modulus (MPa)	Poisson’s ratio	Cohesive force (kPa)	Friction angle (°)
Silty clay	19	40	0.2	25	20
Gravilly soil 1	20	200	0.2	30	28
Gravilly soil 2	20	250	0.2	30	30
Limestone	27	25000	0.25	1000	55