Three-Dimensional Physical Similarity Simulation of the Deformation and Failure of a Gas Extraction Surface Well in a Mining Area

<div>Pattern of fractures in the overlying strata. (a) Fracture pattern at <i>y</i> = 5. (b) Fracture pattern at <i>y</i> = 20.</div>

Advances in Civil Engineering

Figure 10: Three-Dimensional Physical Similarity Simulation of the Deformation and Failure of a Gas Extraction Surface Well in a Mining Area 