Experimental Investigation of the Seepage-Induced Failure Process in Granular Soils

Table 4

Experimental results of different fine contents in sandy gravels.

Soil number	Fine content (%)	Permeability coefficient (cm·s^-1)	Initial gradient	Critical gradient	Failure gradient	Leakage time (min)
1	18		0.15	0.22	0.46	40
C	27		0.17	0.39	0.48	30
2	30		0.19	0.47	0.57	25