Three-Dimensional Upper Bound Limit Analysis on the Collapse of Shallow Soil Tunnels considering Roof Stratification and Pore Water Pressure

<div>Pavement collapse caused by subway tunnel construction in Qingdao, China [<a href="/journals/mpe/2019/8164702/#B2">2</a>].</div>

Mathematical Problems in Engineering

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Figure 1

Figure 1: Three-Dimensional Upper Bound Limit Analysis on the Collapse of Shallow Soil Tunnels considering Roof Stratification and Pore Water Pressure 

Figure 1 | Three-Dimensional Upper Bound Limit Analysis on the Collapse of Shallow Soil Tunnels considering Roof Stratification and Pore Water Pressure 