Advances in Civil Engineering / 2020 / Article / Fig 4

Research Article

Assessment of the Excavation Damaged Zones in the Surrounding Rock of an Underground Powerhouse under High In Situ Stress Using an Acoustic Velocity Detecting Method

Figure 4

A typical geological cross-section of Houziyan hydropower station powerhouse along the center line of 2# omnibus bar cave (stake 0 + 51.3 m) (modified after Dong et al. [36]).

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