Analysis of Plastic Zone and Pressure Variance Features of Surrounding Rock of High-Altitude Macker Tunnel: A Case Study in Jiangluling Macker Tunnel in Qinghai

Figure 11

Numerical analysis results of the plastic zone radius of the surrounding rock in Jiangluling Macker Tunnel. (a) Distribution diagram of the plastic zone of the surrounding rock. (b) Distribution diagram of shear strain of the surrounding rock.

(a)

(b)