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临海富水软弱地层盾构工作井结构半逆作法施工技术

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针对深江铁路珠江口隧道工程盾构工作井建设时间紧、任务重的要求,根据工作井的结构特点综合比较了采用顺作法、逆作法和半逆作法施工的优缺点与可行性,最终采用半逆作法施工方案.结果表明,采用半逆作法能有效保障施工工期和施工质量.
Construction Technology of Semi Top-Down Construction Method for Shield Working Well Structure in Costal Water-Rich and Weak Stratum
Aiming at the requirement of tight construction time and heavy task,the advantages and disadvantages and feasibility of using forward method,reverse method and semi-reverse method are compared according to the structural characteristics of the working well,and the semi-reverse method is finally adopted.The results show that the semi-reverse method can effectively guarantee the construction period and construction quality.

weak stratumshield working wellconstruction technologysemi top-down method

吴仲伦

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中国铁路广州局集团公司江门工程建设指挥部,广东 江门 529100

软弱地层 盾构工作 施工技术 半逆作法

2025

工程建设与设计
国家机械工业局工程建设中心 中国机械工业勘察设计协会 中国中元国际工程公司

工程建设与设计

影响因子:0.494
ISSN:1007-9467
年,卷(期):2025.(1)