Analysis of the Pile-Soil Combined Effect of Micropiles in Strengthening Expansive Soil Landslide in Southern Shaanxi Based on the Dynamic Soil Arch Model

Table 1

Numerical simulation mechanical parameters.

Name	Elastic modulus (Pa)	Poisson’s ratio	Cohesive force (kPa)	Internal friction angle (°)
Sliding mass	2 × 10^7	0.3	50	21.3
Landslide bed	1.8 × 10^9	0.2	70	30
Micropiles	2.5 × 10^10	0.15	—	—