Investigation of Burn Cut Parameters and Model for One-Step Raise Excavation Based on Damage Evolution Mechanisms

<div>Four types of burn cut models with geometry and boundary conditions: (a) spiral cut, (b) diamond cut, (c) triangular prism cut, and (d) doliform cut.</div>

Geofluids

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Figure 11

Figure 11: Investigation of Burn Cut Parameters and Model for One-Step Raise Excavation Based on Damage Evolution Mechanisms 