城市综合管廊深基坑支护关键技术应用分析  

Analysis on Application of Key Technologies in Support of Deep Foundation Pit of Urban Integrated Pipe Corridor

作　　者：李健 李昕芮 吴仁彬 铁文德 张强 LI Jian;LI Xin-rui;WU Ren-bin;TIE Wen-de;ZHANG Qiang(The First Construction Engineering Company Ltd.of China Construction Second Engineering Bureau,Beijing 100176,China)

机构地区：[1]中建二局第一建筑工程有限公司,北京100176

出　　处：《工程建设与设计》2024年第16期149-151,共3页Construction & Design for Engineering

摘　　要：分析了城市综合管廊深基坑的设计与施工关键技术,并以绵阳科技城为例,探讨了土钉墙、锚拉桩和放坡技术的应用,强调了基坑支护设计的安全性、经济性、环保性和可实施性原则,并详细介绍了土钉支护、放坡支护和锚拉桩支护的施工流程。通过分段分层的开挖方法及严格的监测和质量控制,确保了工程的安全高效执行。This paper analyzes the design and construction key technologies of the deep foundation pit of the city integrated pipe corridor,and discusses the application of soil nailing wall,anchor pile and slope lowering technology by taking Mianyang Science and Technology City as an example.The paper emphasizes the principles of safety,economy,environmental protection and practicability of foundation pit support design,and introduces the construction process of soil nailing support,slope release support and anchor pile support in detail.Through the excavation method of sections and layers and strict monitoring and quality control,the safe and efficient execution of the project is ensured.

关 键 词：综合管廊 深基坑支护 土钉墙技术 施工技术 

分 类 号：TU753[建筑科学—建筑技术科学]