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结合北京地铁十号线一期盾构隧道工程,对土压平衡盾构土体改良技术的应用进行了系统的研究、总结,提出了土压平衡盾构施工的主要问题和施工中采取的主要措施和关键技术,分析了新型泥浆土体改良技术、气泡土体改良技术、泡沫和膨胀土泥浆相结合的土体改良技术等的作用机理和特点,指出了土压平衡盾构土体改良的重要性和目前的研究现状。
Combined with the first-phase shield tunnel project of Beijing Subway Line 10, the application of soil-pressure balance shield soil improvement technology was systematically studied. The main problems of earth pressure balance shield construction and the main Measures and key technologies, the mechanism and characteristics of the new mud soil improvement technology, the improvement of the bubble soil, the soil improvement technology combined with the foam and the expansive soil mud are analyzed. The improvement of the soil pressure balance shield soil Importance and current research status.