Safety Monitoring Index of High Concrete Gravity Dam Based on Failure Mechanism of Instability

Figure 7

The progressive failure process of dam-foundation system under overloading.

(a) 𝐾_𝑝=1.0

(b) 𝐾_𝑝=2.0

(c) 𝐾_𝑝=3.2

(d) 𝐾_𝑝=3.6

(e) 𝐾_𝑝=4.6

(f) 𝐾_𝑝=6.0