Open pit mining notes
Smaller rock, rock the difference between the inevitable greater than the rock mass difference, mining the choice of site must first choose rock, then select the favorable area of the rock internal. Furthermore, we need to expand the range of options mining, master known rock, looking for an unknown rock, favorable rock mass and its favorable area in order to filter out a greater number of rock, and lay a solid foundation to improve the mine average rate of blocks .
Strengthen the comprehensive utilization of mining
The comprehensive utilization not only in the plant, but also to mine development, this proposed mine near the waste rock field additional Huangliao yard, turning waste into treasure, and efforts to mitigate the mine waste rock the abandoned slag pressure.
Great importance to waste Shek Pai discard problem
A huge amount of waste rock generated by the exploitation of such mine waste rock the abandoned mines, long-term perspective, stone mining field size is generally small, mine waste rock must be strictly exclusive to the realm outside of mining waste rock field, production large-scale mining, should also be equipped with a dump truck, special vehicles as a mine waste rock the abandoned.
Mining, mine safety and environmental protection has been attached great importance to the issue. Mining caused a large number of mining waste rock to the abandoned, greatly reducing the service life of the mine, but also a serious waste of mineral resources. This phenomenon is prevalent in many stone mines.