Risk Assessment of Slope Failure Using Assumption of Maximum Area of Sliding Mass and Factor of Safety Equal to Unit

Table 1

Variation of failure probability with different λ values for the homogeneous slope.

λ (m)	2	4	5	10	20	100	1000
Failure probability	0.23	0.25	0.27	0.28	0.28	0.32	0.35