Construction technology for auxiliary shaft crosscut in huerxinhe coal mine

In the process of shaft construction,the coal seam that coal and gas outburst in the initial process of coal exposing in need of appropriate safety constructing measures,because of the production safety accidents.In this paper,the construction technology was introduced,during vice-shaft of Heerxinhe went through high gas and coal and gas outburst dangerous of 31,32 coal seam.According the relevant regulations,the effective measures were taken in coal exposing.It is only six days that going through the 31,32 coal seam quickly and safely.The technology provided a reference for other parts in Heerxinhe and it/s adjacent mines.