联合结构深基坑开挖施工技术

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摘  要：该文以南昌市轨道交通4号线一期工程土建二标六工区丁公路南站基坑开挖施工为例，针对联合结构深基坑开挖施工问题，介绍联合结构深基坑开挖的施工重难点，并详细阐述联合结构深基坑开挖施工技术措施，为类似的深基坑开挖工程提供参考经验。

关键词：深基坑；联合结构；开挖技术；多框架结构；建筑物

中图分类号：U455.55      文献标志码：A          文章编号：2095-2945（2024）33-0161-04

Abstract： Taking the foundation pit excavation construction of the South Station of Ding Highway in Section 6 of Civil Engineering Section 2 of the Phase I Project of Nanchang City Rail Transit Line 4 as an example， this paper introduces the construction key and difficult points of the deep foundation pit excavation of the joint structure， and expounds in detail the technical measures for the deep foundation pit excavation of the joint structure， providing reference experience for similar deep foundation pit excavation projects.

Keywords： deep foundation pit; combined structure; excavation technology; multi-frame structure; building

国家“十四五”规划纲要明确指出要加快建设交通强国。（剩余4300字）