高速公路隧道开挖支护施工技术研究  

Research on Support and Excavation Construction Technology of Expressway Tunnel

作　　者：李青友 LI Qing-you(Sinohydro Bureau 16 Co.Ltd.,Fuzhou 350001,China)

机构地区：[1]中国水利水电第十六工程局有限公司,福州350001

出　　处：《工程建设与设计》2025年第4期112-114,共3页Construction & Design for Engineering

摘　　要：以国外高速公路隧道开挖支护施工项目为例,详细介绍了隧道超前支护与初期支护技术,针对隧道塌方问题,实施了顶板沉降孔处理和支护加固措施,确保了隧道结构的安全性和稳定性。通过精确的监测和及时的施工调整,该项目有效控制了施工风险,确保了隧道的顺利开挖与后续施工。Taking highway tunnel excavation support construction project abroad as an example,the tunnel advance support and initial support technology are introduced in detail.In view of tunnel collapse problem,the roof settlement hole treatment and support reinforcement measures are implemented to ensure the safety and stability of tunnel structure.Through accurate monitoring and timely construction adjustment,the project effectively controlled the construction risk and ensured the smooth excavation and subsequent construction of the tunnel.

关 键 词：隧道开挖 超前支护 初期支护 隧道坍塌 

分 类 号：U455.7[建筑科学—桥梁与隧道工程]