Research on the Influence Mechanism of the High-Steep Slope on the Deformation Characteristics of Bridge Substructure

Table 1

Physical and mechanical parameters of landslide.

Material	Gravity (kN/m³)	Elastic modulus (MPa)	Poisson’s ratio	Cohesive force (kPa)	Friction angle (°)
Coarse breccia soil	20	20	0.2	10	21
Gravel soil	21	40	0.2	17	24
Strongly weathered phyllite	24	500	0.18	45	30
Moderate weathered phyllite	25	1800	0.17	200	55