崩坡积体超深度大直径人工挖孔桩施工技术研究  

Study on Construction Technology of Large Diameter Artificial Digging Pile in Deep Depth

作　　者：许伟 XU Wei(China Railway 20 Bureau Group Municipal Engineering Co.,Ltd.,Lanzhou 710000,China)

机构地区：[1]中铁二十局集团市政工程有限公司,兰州710000

出　　处：《价值工程》2018年第12期129-130,共2页Value Engineering

摘　　要：本文选取重庆黔江地区高速的施工案例,对高架桥梁下的特殊地质崩坡积体,采用了超深度大直径的人工挖孔桩。关于该施工方案,施工技术,及施工安全措施行了详细地论述与研究。In this paper,a high speed construction case in Qianjiang area of Chongqing is selected,and the artificial excavation pile with super depth and large diameter is adopted for the special geological slope integror under the viaduct.The construction scheme,construction technology,and construction safety measures are discussed and studied in detail.

关 键 词：崩坡积体 超深度大直径人工挖孔桩 施工技术 

分 类 号：TU473.1[建筑科学—结构工程]