超大直径复合式盾构施工技术挑战和展望  

Challenges and Prospects of Construction Technology for Extra-large Diameter Composite Shields

作　　者：竺维彬 钟长平 米晋生 黄威然 ZHU Weibin;ZHONG Changping;MI Jinsheng;HUANG Weiran(Chinese Society for Rock Mechanics&Engineering,Beijing 100029;State-owned Assets Supervision and Administration Commission of Guangzhou Municipal Government,Guangzhou 510230;Guangzhou Metro Group Co.,Ltd.,Guangzhou 510330;Guangzhou Mass Transit Engineering Consultant Co.,Ltd.,Guangzhou 510000)

机构地区：[1]中国岩石力学与工程学会,北京100029 [2]广州市人民政府国有资产监督管理委员会,广州510230 [3]广州地铁集团有限公司,广州510330 [4]广州轨道交通建设监理有限公司,广州510000

出　　处：《现代隧道技术》2021年第3期6-16,42,共12页Modern Tunnelling Technology

摘　　要：文章遵循“地质是基础、盾构是关键、人(技术和管理)是根本”的盾构工程技术决策理念,通过对超大直径盾构在花岗岩、灰岩、碎屑岩三大典型岩类为基础的复合地层中的勘察设计、盾构选型及配置、施工过程中存在的风险进行分析,提出了针对性的解决措施,阐述了超大直径复合式盾构施工技术现状和挑战,并对我国超大直径复合式盾构未来的发展进行了展望,具有重要的引领作用和指导意义。Following the concept of"geology is the foundation,shield the key,and people(technology and management)the root"in shield tunnelling technology decision-making,risks in the process of the survey,design,shield selection and configuration,as well as construction are analyzed for extra-large diameter shields driving in composite strata,mainly including three typical rock groups of granite,limestone and clastic rock as the dominant matrix.And the relevant targeted solutions are put forward.It elaborates on the current status and challenges of the construction technology of extra-large diameter composite shields and makes an outlook on the future development of extra-large diameter composite shields in China,which is of significant guiding implications.

关 键 词：超大直径 复合式盾构 花岗岩 灰岩 碎屑岩 施工技术 

分 类 号：U455.43[建筑科学—桥梁与隧道工程]