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大直径泥水盾构下穿上软下硬地层技术研究

Author(s)：
李桢

Publication Title：

Urban and Rural Studies 2023 No.09

Affiliations：
中铁十五局集团城市轨道交通工程有限公司

Abstract：
针对大直径泥水盾构下穿上软下硬底层技术难题，依据广州地铁十八号线横沥站～HP1盾构井区间施工经验，结合广州地区地质条件，阐述在施工中遇到的重难点问题。并从多方面阐述具体的施工技术措施，包括刀具更换、参数设定、泥饼处理、防沉降等。通过上述技术措施的应用，规范施工操作行为，有利于解决施工难点，保证泥水盾构在上软下硬及硬岩地层中掘进效率及安全。

Keywords：
泥水盾构；复合地层；上软下硬；花岗岩

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[1] 李桢.大直径泥水盾构下穿上软下硬地层技术研究[J].Urban and Rural Studies,2023(09),.

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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