Ju Ye, November 22 - At the New Dragon Company, Shandong Energy Xinwen Mining Group, the drilling process of east auxiliary shaft had made significant progress, as the shaft freezing project officially started.
The New Dragon coal mine has a thick overlying strata , the main coal seams is buried deep. Most of the eastern part of the mining area is in the level 2 high temperature zone. With the deepening of the mine, in order to effectively solve the power overload, supply line and escape route overextension, negative pressure and cooling agent loss. Thus the auxiliary shaft construction project was formulated. It is estimated that the project will gain 21000 meters of footage by the end of the year.