临河软弱地层城市隧道基坑工程施工防排水技术研究  

Research on Prevention and Drainage Technology of Foundation Pit Construction of Urban Tunnel in Soft Stratum Near River

作　　者：赵吉善 ZHAO Ji-shan(CCCC Road and Bridge South China Engineering Co.Ltd.,Zhongshan 528400,China)

机构地区：[1]中交路桥华南工程有限公司,广东中山528400

出　　处：《工程建设与设计》2024年第12期111-113,共3页Construction & Design for Engineering

摘　　要：依托实际工程,对临河软弱地层城市隧道基坑工程施工防排水技术进行研究。通过对临河隧道基坑工程相关地质水文情况的分析,发现该特殊地段基坑工程容易出现的工程病害,基于场地实际情况及基坑稳定性设计,采用数值模拟软件探索渗流作用对基坑工程的影响,并提出了基坑工程施工防排水的有效措施。Based on the actual project,this paper studies the construction technology of urban tunnel foundation pit in soft stratum near river.Through the analysis of the geological and hydrological conditions related to the foundation pit engineering of the adjacent river tunnel,it is found that the engineering diseases which are easy to appear in the foundation pit engineering in this special section.Based on the actual situation of the site and the stability design of the foundation pit,the influence of seepage on the foundation pit engineering is explored by using numerical simulation software,and the effective measures for the construction of the foundation pit are put forward.

关 键 词：临河区域 基坑工程 渗流 防排水措施 数值模拟 

分 类 号：U455.49[建筑科学—桥梁与隧道工程]