The Application of TYGD10 Rock Drilling Detector in Wujiagou Coal Mine

Through the application of TYGD 10 rock drilling detector, main transport crossheading and the roof of auxiliary transport crossheading in Wujiagou 5204 working face is dectected. According to the analysis of experimental results from different locations, change laws of the top coal and roof lithology are obtained, which can be taken as the basis for the design of the bolt support. Field application results are obvious.