冲孔灌注桩在公路桥梁应用中的施工工艺  

The construction technology of applying punch filling pile to the highway bridge

作　　者：方涛 Fang Tao(3rd Construction Co. , Ltd of China Construction 5th Engineering Bureau, Changsha 410000, China)

机构地区：[1]中建五局第三建设有限公司,湖南长沙410000

出　　处：《山西建筑》2018年第7期55-57,共3页Shanxi Architecture

摘　　要：结合湖南长沙某PPP公路桥梁工程,对其所采用的冲孔灌注桩从施工工艺流程及要点等方面进行分析总结,进而完善了此类桩基在施工中出现问题所采取的加强技术措施。经工程实践表明,其施工质量符合要求,为此类桩基在湖南地区公路桥梁方面的工程应用提供参考。In this paper,taking the PPP engineering about highway bridge in Changsha Hunan as an example,it analyzes and summarizes the punch filling pile used in this project from the construction process and key-points,improves the strengthening technical measures.According to the engineering verification,the construction quality meets the acceptance criteria in the present standard,serves as a reference for the similar engineering.

关 键 词：冲孔灌注桩 施工工艺 施工要点 

分 类 号：TU473.1[建筑科学—结构工程]