| 潜孔钻在岩溶发育地区钻孔桩施工中的应用 |
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| 引用本文： | 胡伟.潜孔钻在岩溶发育地区钻孔桩施工中的应用[J].山西建筑,2009,35(30):102-103. |
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| 作者姓名： | 胡伟 |
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| 作者单位： | 中铁十六局集团三公司,浙江湖州,313000 |
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| 摘 要： | 以京沪高速铁路三标荆河特大桥钻孔桩施工为例,结合岩溶区钻孔桩施工的重点和难点,介绍了预钻孔的施工原理,阐述了潜孔钻机在岩溶强发育地层桩基施工中的应用,总结得出了潜孔钻机预钻孔施工的优点及注意事项。
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| 关 键 词： | 岩溶区 钻孔桩 潜孔钻机 冲击应力 |
On application of DTH drill in drilling pile construction in karst developing areas |
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| HU Wei.On application of DTH drill in drilling pile construction in karst developing areas[J].Shanxi Architecture,2009,35(30):102-103. |
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| Authors: | HU Wei |
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| Abstract: | Taking the drilling piles construction of three-standardization Jinghe super-large bridge along Beijing-Shanghai high-speed railway as an example,the paper combining with the key points and difficult ones in the drilling pile construction in karst areas,introduces the construction principle of the prepared holes,illustrates the application of DTH drill in the pile foundation construction of karst developing areas,and concludes the advantages of the prepared holes of DTH drill and its precautions. |
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| Keywords: | karst areas drilling pile DTH drill impact stress |
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