Study on Control of Wall Deflection in Earth Stepped-Twin Retaining Wall Using Anchor Method by means of Numerical Simulation

Table 5

Physical and mechanical properties of sandy soil and cohesive soil.

	Unit weight, γ (MN·m^3)	Modulus of deformation, E (MPa)	Poisson’s ratio, (-)	Internal friction angle, φ (°)	Cohesion, c (MPa)
Sandy soil	0.017	3.5, 7, 14, 21, 35	0.30	35	0
Cohesive soil	0.014	2.1, 7, 10.5, 14, 25	0.40	0	0.15