Material Weakening of Slip Zone Soils Induced by Water Level Fluctuation in the Ancient Landslides of Three Gorges Reservoir

Table 1

Physical properties of the slip zone soil.

Dry density (g/cm^3)	Specific gravity	Natural water content	Liquid limit	Plastic limit	Plastic index
1.96	2.68	11.2%	34.6%	16.5%	18.1%