岩巷下山穿煤层破碎带施工技术与实践

摘要

In order to ensure normal production and convergence, Kailuan (Group) Qianjiaying Mining Branch speeds up construction schedule of down-dip rock heading. Through the fracture zone in construction of down-dip rock heading, the forepoling technology and combined support of bolting wire mesh and shotcreting were adopted, and then, controlled the roof effectively, the construction schedule was significantly improved.%开滦钱家营矿业分公司为了保证矿井的正常生产衔接,加快岩巷下山施工进度.在岩巷下山施工穿过破碎带时,采用打超前加固锚杆和树脂锚杆挂网喷混凝土联合支护技术,使顶板得到了有效控制,施工进度得到显著提高.