Research on Shear Strength Parameters of the Silty Fine Sand and the Rounded Gravel Layers in Nanning City

Table 3

Empirical values of the mechanical parameters of the silty fine sand in Nanning.

Results	Direct fast shear		Consolidated fast shear
	c (kPa)	φ (°)	c (kPa)	φ (°)
Maximum	0	30	0	30
Minimum	0	16	0	29
Mean	0	24.4	0	29.5
Total sample size	71		71
Statistical number	56		13
Standard deviation	0	3.7	0	0.52
Coefficient of variation	0	0.15	0	0.008