Research Article

Physical Simulation of the Water-Conducting Fracture Zone of Weak Roofs in Shallow Seam Mining Based on a Self-Designed Hydromechanical Coupling Experiment System

Figure 3

Similarity specimens and tests. (a) Similarity specimens. (b) Uniaxial compression test. (c) Brazilian splitting test. (d) Permeability test.
(a)
(b)
(c)
(d)