Stability Analysis of Steel Lining at Pressure Diversion Tunnel Collapse Zone during Operating Period

Figure 7

Tensile stress distributions of the steel lining at the collapse zone from sections 0+29.8 m to 0+46.3 m: (a) with 0 m thick consolidation layer and (b) with 10 m thick consolidation layer (unit: MPa).

(a)

(b)