Mechanical and Deformation Characteristics and Optimization of Support Parameters for Superlarge-Span Tunnel: A Case Study from Laohushan Tunnel

<div>Stress distribution of secondary lining steel bar at YK2 + 449 section. (a) Maximum stress of outer side steel bar <i>i</i> (b) Maximum stress of inner side steel bar.</div>

Advances in Civil Engineering

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Figure 13

Figure 13: Mechanical and Deformation Characteristics and Optimization of Support Parameters for Superlarge-Span Tunnel: A Case Study from Laohushan Tunnel 

Figure 13 | Mechanical and Deformation Characteristics and Optimization of Support Parameters for Superlarge-Span Tunnel: A Case Study from Laohushan Tunnel 