Study on the Strata Movement Rule of the Ultrathick and Weak Cementation Overburden in Deep Mining by Similar Material Simulation: A Case Study in China

<div>Failure characteristics and movement rule of the overburden when the working face 2204 was 300 m. (a) Failure characteristics of the overburden. (b) Movement rule of the overburden.</div>

Mathematical Problems in Engineering

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Figure 11

Figure 11: Study on the Strata Movement Rule of the Ultrathick and Weak Cementation Overburden in Deep Mining by Similar Material Simulation: A Case Study in China 

Figure 11 | Study on the Strata Movement Rule of the Ultrathick and Weak Cementation Overburden in Deep Mining by Similar Material Simulation: A Case Study in China 