Probabilistic Risk Assessment of Slope Failure in 3-D Spatially Variable Soils by Finite Element Method

Table 3

Statistics of random finite element analyses of 3-D slope model.

Case no.	Θx m	The slide volume of a nonuniform slope/the slide volume of a uniform slope
		2-D					3-D
		Mean	Mode	COV	Skewness	Kurtosis	Mean	Mode	COV	Skewness	Kurtosis
1	2	1.02	1.03	0.17	−1.06	4.70	0.99	0.94	0.07	0.56	3.11
2	10	0.96	1.04	0.25	−0.85	2.99	0.95	0.96	0.12	−1.27	6.14
3	80	0.96	1.04	0.24	−0.95	3.42	0.95	0.98	0.17	−0.41	2.05
4	1000	0.95	1.05	0.24	−0.86	3.16	0.91	0.99	0.19	−0.97	3.36
^#	—	1	—	—			1	—	—

# represents the deterministic result.