The Law of Instability and Failure of the Slope of Dumping Site: A Case Study in Inner Mongolia, China

Table 1

Recommended physical and mechanical indexes of rock and soil.

Lithology	Density (g/cm^3)	Moisture content (%)	Saturation (%)	Cohesion (kPa)	Inner friction angle (°)
Southern discarded materials	1.85	23.5	77	37.3	13.1
Southern silty clay	1.87	27.5	85	45.9	14.9
Southern clay	1.91	30.4	92	49.5	26.3
Western discarded material	1.92	30.8	83	43.5	17.8
Western silty clay	1.98	22.4	74	46.4	23.5
Western clay	1.87	32.2	88	48.9	25.2
Northern discarded material	183	25.8	80	38.6	19.4
Northern silty clay	1.90	24.6	81	44.1	17.7
Northern clay	1.85	32.7	87	49.7	26.5
Eastern discarded material	1.86	27.4	84	46.0	11.2
Eastern silty clay	1.93	31.7	91	49.9	16.5
Eastern clay	1.84	30.6	87	49.6	22.3