Strength Characteristics and Slope Stability of Expansive Soil from Pingdingshan, China

Table 8

The safety factor and radius at the slope height of 6 m.

Serial number	Horizontal projection (m)	Slope angle (°)	The most unfavorable center (m)	Radius (m)	Safety factor
1	6	45.0	(2.400, 9.600)	9.89	2.08
2	5	50.2	(1.200, 10.800)	10.87	1.96
3	4	56.3	(1.200, 10.800)	10.87	1.95
4	3	63.4	(0.000, 9.600)	9.60	1.73
5	2	71.6	(−2.400, 10.800)	11.10	1.58
6	1	80.5	(−3.300, 9.600)	10.15	1.43
7	0	90.0	(−3.000, 0.000)	8.75	1.35