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长距离下穿既有线盾构施工风险控制技术

Author(s)：
刘龙展

Publication Title：

Urban and Rural Studies 2025 No.04

Affiliations：
中铁二十五局集团有限公司盾构工程分公司

Abstract：
随着城市地下轨道交通的快速发展，施工环境越来越复杂，后建路线下穿既有线等情况也不可以避免。在保证既有线安全运行的前提下进行新隧道的施工，对既有线在被下穿期间的变形规律分析具有较大的意义。笔者以深圳市16号线共建管廊为例，提出长距离下穿既有线盾构施工过程中应采取的措施和注意事项，经监测结果表明盾构在长距离下穿既有线满足规范要求，为今后的此类施工提供了参考。

Keywords：
长距离下穿既有线；盾构施工；风险控制技术

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[1] 刘龙展.长距离下穿既有线盾构施工风险控制技术[J].Urban and Rural Studies,2025(04),.

城镇建设

Urban and Rural Studies

Language: 中文

CN：10-1589/TU

ISSN：2096-6539

Publication Frequency: 半月刊

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