Experimental Research on Simulation Material for Water-Resisting Soil Layer in Mining Physical Simulation

Table 2

The water-physical property of red clay.

Lithology	Liquid limit (W1) %	Plastic limit (Wp) %	Permeability coefficient (K) mm/h	Saturability (Sr) %	Coefficient of collapsibility (δs)	Flee swelling ratio (δct) %
Red clay	25.1∼31.5	16.6∼18.3	10.24∼26.25	40.2∼65.5	0∼0.005	1∼18