内锚外架工艺在刘庄西区等候硐室的应用

    The Application of Inner Anchor Outer Support Technique in Wainting Chamber of Liuzhuang Western Area

    • 摘要: 针对国投新集集团刘庄西区井底车场的变形情况,在分析巷道破坏原因及控制技术的基础上,对井底车场等候室采用防炮震、内锚外架、反底拱、注浆施工工艺,有效地防止巷道变形及位移,保持了巷道围岩的稳定,解决了刘庄煤矿西区上下井安全问题。

       

      Abstract: Aiming at the deformation condition of shaft station in Liuzhuang coal mine in SDIC Xinji Group, on the basis of analyzing roadway failure reasons and control technologies, the techniques including preventing explosive, inner anchor outer support, inverted arch, grouting are applied in shaft station waiting chamber, which effectively prevents deformation and displacement of roadway, keeps stability of surrounding rock of roadway and solves the safety problems about up-down shaft in Liuzhuang Coal Mine Western area.

       

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