Research Article

Pullout Characteristics and Damage Softening Model of the Geogrid-Soil Interface

Table 2

The physical and mechanical indexes of soil.

Specific gravityExperimental relationship (g/cm3)Maximum dry density (g/cm3)Void ratioNonuniform coefficient (Cu)Curvature coefficient (Cc)Cohesion (kPa)Internal friction angle (o)

2.651.421.830.745.311.42126.5