Accurate penetration of one kilometer ramp of Shaxi project

Recently, Shaxi project department has punctually connected the ramp with a total length of 973 meters in the middle section of - 650 meters to - 530 meters in Shaxi copper mine, effectively improving the underground ventilation environment and creating favorable conditions for accelerating the construction progress of ramp above - 530 meters. The ramp is a single head driving, with long distance, poor ventilation, high temperature of the working face. The project department faces the difficulties, organizes reasonably, and achieves accurate penetration.