Analysis and Application on Controlling Thick Hard Roof Caving with Deep-Hole Position Presplitting Blasting

<div>Strata behavior characteristics of the working face. (a) Hard roof caving characteristic and (b) interval distribution of supports resistance.</div>

Advances in Civil Engineering

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Figure 18

Figure 18: Analysis and Application on Controlling Thick Hard Roof Caving with Deep-Hole Position Presplitting Blasting 