Experimental Study for the Embedded Depth of Support Structure Foundation Pit in Granite Residual Soil Area

Table 3

Physical-mechanical parameters of prototype and model material.

Layer number	Weight (kN/m^3)	Variable modulus (E0)	Cohesion (kPa)	Friction angle (°)	Thickness (m)
Granite residual soil	18.5	21	22	22	22.2
No1 similar material	18.9	0.87	1.36	23.6	0.74
Fully weathered granite	20	80	20	25	10.2
No2 similar material	19	2.3	0	28	0.3