Uncertainty Instability Risk Analysis of High Concrete Arch Dam Abutments

Table 3

Parameter values of variables in the hazard point risk model.

Variable	Mean value	Coefficient of variation	Scale of fluctuation (m)
Friction coefficient of fault f2	0.3	0.18
Friction coefficient of fault f5	0.3	0.18
Cohesion of fault f2	0.02	0.25
Cohesion of fault f5	0.02	0.25

Note. is a triangular distribution.