The boltingwithwiremesh is commonly used actual mining roadway of the thick coal seam, and in some cases the cabling reinforcement should be considered.
采用锚网支护方式维护厚煤层放顶煤沿底回采巷道时,多数需要考虑锚索加固问题。
2
Safety effective of metal forepole support was analyzed in beam and boltingwithwiremesh, problem and improvement was given safety effective was ensured.
Through adpting U-steel boltingwithwiremesh in 21 dip of Lugou coal mine, condition of roadway supporting is improved, technological and economic results are gained.