Stability Analysis of TBM Tunnel Undercrossing Existing High-Speed Railway Tunnel: A Case Study from Yangtaishan Tunnel of Shenzhen Metro Line 6

<div>Settlement characteristics of invert and inverted top of the existing tunnel. (a) Relationship between settlement value and axial distance of invert and inverted top. (b) Relationship between settlement value and excavation step of invert and inverted top.</div>

Advances in Civil Engineering

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Figure 7

Figure 7: Stability Analysis of TBM Tunnel Undercrossing Existing High-Speed Railway Tunnel: A Case Study from Yangtaishan Tunnel of Shenzhen Metro Line 6 

Figure 7 | Stability Analysis of TBM Tunnel Undercrossing Existing High-Speed Railway Tunnel: A Case Study from Yangtaishan Tunnel of Shenzhen Metro Line 6 