Overtopping Risk Analysis of Earth Dams considering Effects of Failure Duration of Release Structures

Table 4

Probabilities of seismic landslides and gate failures.

Node number	Node name	Failure probability
1	Spillway slope	0.65
2	Spillway gate	0.65
3	Inlet slope of flood discharging tunnel	0.5
4	Outlet slope of flood discharging tunnel	0.9
5	Flood discharging tunnel gate	0.5
6	Inlet slope of power station diversion tunnel	0.65
7	Outlet slope of power station diversion tunnel	0.95
8	Inlet slope of the emptying tunnel	0.8
9	Outlet slope of the emptying tunnel	0.2
10	Emptying tunnel gate	0.2