Study on the Stability of the Geogrids-Reinforced Earth Slope under the Coupling Effect of Rainfall and Earthquake

Table 1

Physical and mechanical properties of soil in the simulation model.

Soil	Properties
	Volumetric weight, γ (kN/m3)	Elastic modulus, E (GPa)	Poisson’s ratio, μ	Cohesion, c (kPa)	Friction angle, (°)
Slope soil	20.2	10	0.2	38	21.4
Foundation soil	19.0	10.7	0.3	40	26