文章从建设单位视角对上海中心城区与地铁共建的某深大基坑工程进行剖析,研究其在周边建筑林立、人口密集,多项目同步施工等诸多不利情况下,如何通过技术管理手段确保基坑自身的结构安全、周边的环境安全,居民的心理安全,最终实现项目管理的效益最大化。 This article analyzes the construction of a deep foundation pit project constructed by Shanghai downtown and the subway from the perspective of the construction unit, and studies how to ensure the construction of the foundation pit through technical management under many unfavorable circumstances such as surrounding buildings, dense population and simultaneous construction of multiple projects. Pit’s own structural safety, environmental safety around, the psychological safety of residents, and ultimately maximize the benefits of project management.