This paper analyzes an open pit gold mine project based on the O’Hara cost model. Hypothetical data is proposed based on different authors that have studied op
A number of rockburst accidents occurring in soft coal seams have shown that the rockburst mechanism involved in soft coal seams is significantly different from
LHD’s are expensive vehicles; therefore, it is important to accurately define the financial consequences associated with the investment of purchasing the minin
The effect of structural discontinuities on the progressive failure process of anisotropic rocks should be paid particular attention.The crack damage stress σ_
In-situ experiments were conducted to investigate the mechanical properties of the soil-rock mixture in the internal dump of the Shengli #1 Surface Coal Mine, C