Stability of a Rock Tunnel Passing through Talus-Like Formations: A Case Study in Southwestern China

Figure 12

Surrounding rock pressure on the primary lining: (a) time-history curve and (b) spatial distribution at Z5K64 + 500; (c) time-history curve and (d) spatial distribution at Z5K64 + 540. The spatial distribution diagrams were based on the last data of the time-history curve.

(a)

(b)

(c)

(d)