Segment Stress Characteristics and Ground Deformation Caused by Constructing Closely Spaced Parallel Tunnels under a Complex Geological Condition

<div>Stratum settlement nephogram before and after reinforcement. (a) Nephogram of unreinforced stratum settlement; (b) nephogram of stratum settlement after reinforcement.</div>

Advances in Civil Engineering

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Figure 10

Figure 10: Segment Stress Characteristics and Ground Deformation Caused by Constructing Closely Spaced Parallel Tunnels under a Complex Geological Condition 

Figure 10 | Segment Stress Characteristics and Ground Deformation Caused by Constructing Closely Spaced Parallel Tunnels under a Complex Geological Condition 