城市轨道交通隧道施工中的软土地层处理技术

Soft Soil Stratum Treatment Technology in Urban Rail Transit Tunnel Construction

城市轨道交通隧道施工中,软土地层是施工过程中最容易遇到的地质问题之一,也是影响施工安全和质量的主要因素之一。本文综述了传统和新型软土地层处理技术,重点研究了土钉墙、桩柱加固、喷浆加固以及地铁盾构隧道施工中的软土地层处理技术,并分析了它们的优缺点和应用效果。研究结果表明,不同的软土地层处理技术可以根据具体情况选择使用,可以有效地提高施工质量和安全性。

In the construction of urban rail transit tunnel,soft soil stratum is one of the most easily encountered geological problems in the construction process,and it is also one of the main factors affecting the construction safety and quality.This paper summarizes the traditional and new soft soil stratum treatment technologies,focusing on soil nailing wall,pile column reinforcement,shotcrete reinforcement and soft soil stratum treatment technologies in subway shield tunnel construction,and analyzes their advantages and disadvantages and application effects.The research results show that different soft soil stratum treatment technologies can be selected and used according to specific conditions,which can effectively improve the construction quality and safety.