Probabilistic Analysis of Weathered Soil Slope in South Korea

Table 2

Statistical properties of shear strength parameters.

Soil property	Mean	Standard deviation	COV (%)	PDF	Scale of fluctuation
Cohesion, (kPa)	14.7	4.41	30	Log-normal	0.1D, 0.2D
Friction angle, (°)	17.9	3.58	20	Log-normal	0.4D, 0.8D
Permeability, (m/s)	1.64 × 10^−6	8.19 × 10^−7	50	Log-normal	1.5D, 3.0D