超深大孔径钻孔桩施工  

Construction Technology of Large Diameter Super-deep Bored Pile

作　　者：王连[1] 高智神[1] 

机构地区：[1]中铁大桥局集团五公司,江西九江332001

出　　处：《施工技术》2007年第11期51-53,共3页Construction Technology

摘　　要：岳口汉江二桥水中墩每墩为18根φ2.30m钻孔灌注桩,孔深达100m,地质情况主要为细砂层。介绍在复杂地质情况下超深大孔径桩基施工技术和质量控制措施。The Second Hanjiang Bridge in Yuekou has 18 bored piles which diameter is 2.3m as a pier, and the geological condition is mainly sand layer. Construction technology and quality control of large diameter super-deep bored pile under complex geological condition are introduced.

关 键 词：钻孔桩 施工 大孔径 复杂地质 

分 类 号：TU753.3[建筑科学—建筑技术科学]