双模盾构在全断面硬岩施工中管片定位桩技术研究  

Research on the Construction Technology of Segmental Positioning Piles in Full-face Hard Rock Construction with Dual Mode Shield Tunneling

作　　者：张强 高志勇 吕晨熙 ZHANG Qiang;GAO Zhiyong;LYU Chenxi(China Construction Fourth Engineering Bureau Civil Engineering Co.,Ltd,Shenzhen Guangdong 518000 China;Jiangsu Anjie Geotechnical Engineering Co.,Ltd,Xuzhou Jiangsu 221000 China)

机构地区：[1]中建四局土木工程有限公司,广东深圳518000 [2]江苏省安捷岩土工程有限公司,江苏徐州221000

出　　处：《江苏建筑》2024年第2期73-76,共4页Jiangsu Construction

摘　　要：文章结合深惠城际铁路项目在全断面硬岩盾构施工中管片上浮的预防措施,引进管片固定桩,通过现场应用分析其可行性,并在实际工程应用中获得了良好的效益,可为以后盾构在全断面硬岩中的施工提供相应的借鉴。In combination with the preventive measures for segment floating in full-face hard rock shield construction of Shenzhen-Huizhou Intercity Railway project,this paper introduces segment fixed piles,analyzes their feasibility through field application,and obtains good benefits in actual engineering application,which can provide corresponding reference for shield construction in full-face hard rock construction in the future.

关 键 词：盾构管片 抗上浮 管片固定桩 

分 类 号：U455.43[建筑科学—桥梁与隧道工程]