Advances in Civil Engineering / 2021 / Article / Fig 11

Research Article

Analysis of Ground Movement during Large-Scale Pipe Roof Installation and Artificial Ground Freezing of Gongbei Tunnel

Figure 11

Pipe roof model and vertical ground deformation at the end of three stages. (a) Pipe roof model. (b) Stage I of pipe jacking. (c) Stage II of pipe jacking. (d) Stage III of pipe jacking.
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