大桥加固过程中新桩对已有桩基影响研究  

On influence of new piles on existing piles in bridge consolidation process

作　　者：王丽欣[1] 杨钊[1] 陈培帅[1] 

机构地区：[1]中交第二航务工程局有限公司,湖北武汉430040

出　　处：《山西建筑》2016年第23期163-164,共2页Shanxi Architecture

摘　　要：结合某桥梁加固工程实例,探讨了新桩施工与冲孔挤土对已有桩基的影响,分析了新桩施工过程中已有桩基弯矩承载力,得出了一些结论,为工程施工提供了依据。Combining with the consolidation project of some bridge,the paper explores the influence of the new pile construction and punching and earth-squeezing on the existing pile foundation,analyzes the moment loading capacity of the pile foundation in the construction of the new piles and achieves some valuable conclusion,so as to provide some reference for the projects.

关 键 词：桥梁 桩基 承载力 冲孔挤土 

分 类 号：TU473.1[建筑科学—结构工程]