Research Article

Numerical Investigation of Gob-Side Entry Retaining through Precut Overhanging Hard Roof to Control Rockburst

Table 1

Determination of rockburst tendency.

Tensile strength (MPa)Roof thickness (m)Rock elastic modulus (GPa)Overburden load (MPa)Single roof bending energy index (kJ)Rockburst tendency result

13.884195.50.03786342Strong