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

Table 2

Parameters for soil properties and finite element model.

Parameter	Unit	Value
(a) Deterministic parameters
Friction angle	Degree	0
Undrained shear strength, cu	kPa	Spatially random (see part b of this table
Dilation angle	Degree	0
Young’s modulus	kPa	10^4
Poisson’s ratio	–	0.49
(b) Statistical parameters of the lognormal random field for cu
Mean	kPa	25
Coefficient of variation	–	0.4
Spatial correlation length (horizontal)	m	2; 10; 80; 1,000
Spatial correlation length (vertical)	m	2