某大学校园内改扩建工程深基坑支护方案研究  

RESEARCHONTHE DEEP FOUNDATION PIT SUPPORT SCHEMEFORTHE RECONSTRUCTION AND EXPANSION PROJECT OF A UNIVERSITY CAMPUS

作　　者：张旭东 路世锋 ZHANG Xu-dong;LU Shi-feng(School of Energy and Power Engineering,University of Shanghai for Science and Technology,116023,Shanghai,China;Shanghai East China Urban Development&Design(Group)Co.,Ltd.,116023,Shanghai,China)

机构地区：[1]上海理工大学能源与动力工程学院,上海116023 [2]上海华东发展城建设计(集团)有限公司,上海116023

出　　处：《建筑技术》2025年第8期936-939,共4页Architecture Technology

摘　　要：以上海某大学校园内改扩建项目为背景,结合该项目的概况、周边环境、工程水文地质状况分析了该项目深基坑施工的难点,最终选择了钻孔灌注桩结合止水帷幕的围护形式。分别从围护体系、支撑体系、地基加固、基坑降水、换撑等方面介绍了深基坑设计的关键技术,为类似项目的基坑支护提供参考。Taking the renovation and expansion project of a university campus in Shanghai as the sample case,combined with the overview of the project,the surrounding environment,and the engineering hydrogeological conditions,the difficulty characteristics of the deep foundation pit construction of the project were analyzed.Finally,the enclosure form of bored pile combined with water stop curtain was chosen.The key technologies for deep foundation pit design were introduced from the aspects of enclosure system,support system,foundation reinforcement,foundation pit dewatering,and support replacement,which providing reference for similar project foundation pit support.

关 键 词：深基坑 基坑支护 钻孔灌注桩 止水帷幕 

分 类 号：TU942[建筑科学—建筑技术科学]