Laboratory Investigation on the Stress-Dependent Anisotropic Shear Wave Velocity (Vs) and Coefficient of Lateral Earth Pressure at Rest (K₀) of Granular Materials

Table 1

Physical properties of the tested materials.

Soil	D50	emax	emin	Void ratio	Density index	CS friction angle
	mm
GB 6.0 mm	6	0.95	0.61	0.622	0.9647	20
GB 3.0 mm	3	0.95	0.61	0.688	0.7705	21
Ottawa 20–30	0.73	0.73	0.56	0.610	0.7058	33
GB 0.5 mm	0.5	0.95	0.61	0.714	0.6941	24
Silica 30–50	0.45	0.77	0.54	0.652	0.5095	37
Ottawa 50–70	0.26	0.85	0.65	0.754	0.4775	35
Ottawa 200–325	0.06	1.42	0.82	1.228	0.3184	30