风动潜孔锤钻进技术在北京地铁降水中的应用研究  

Application Research on Pneumatic Down-the-hole Drilling Technology in Beijing Subway Dewatering Engineering

作　　者：李博[1] 

机构地区：[1]北京市地质工程公司,北京100143

出　　处：《探矿工程（岩土钻掘工程）》2011年第4期45-48,52,共5页Exploration Engineering:Rock & Soil Drilling and Tunneling

摘　　要：介绍了风动潜孔锤钻进技术在北京地铁工程降水中的施工实验,通过与其它成井工艺进行比较,讨论了引入该技术到北京地铁工程降水施工中的可行性与必要性。This paper introduces the construction experiment of pneumatic down-the-hole hammer drilling technology in Beijing subway dewatering engineering;and by the comparison with other well completion technologies,the discussion was made on the feasibility and necessity of introducing this technology to Beijing subway construction with a positive conclusion.

关 键 词：风动潜孔锤钻进 地铁降水 降水井 滤水管 

分 类 号：P634.56[天文地球—地质矿产勘探] TU463[天文地球—地质学]