摘要
介绍了龙门煤矿"三软"煤层地质条件下原有的支护方式;依据特殊的岩地质条件,分析了煤巷支护的可行性;针对岩巷布置层位,阐述了采用裸巷、砌碹、U型钢棚、锚网喷等多种支护形式并存的必要性与可行性。
The existing support methods of Longmen Coal Mine under the geological conditions of ＂three soft＂ coal seam are introduced. Based on the special geological conditions of rock, the feasibility of coal roadway supporting is analyzed. For rock roadway layout layer, the necessity and feasibility of using nude alley, a hell of arch, the U - steel shed, bolt net and spraying and other forms of support are expounded.
出处
《煤炭技术》
CAS
2008年第1期53-54,共2页
Coal Technology
关键词
煤矿
煤巷支护
岩巷支护
coal mine
coal roadway support
rock roadway support
