Study on Long-Term Performance of Geogrid-Reinforced and Pile-Supported Embankment at Bridge Approach

Table 3

Mechanical parameters for the numerical model.

Parameters	Pile	Sand	Geogrid
Modulus of elasticity (MPa)	400	20	850
Density (kg/m^3)	4800	1620	972
Poisson ratio	0.3	0.3	0.3
Internal frictional angle (°)	/	27	/