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布袋注浆桩是中铁第四勘察设计院集团有限公司2010年取得的国家发明专利,是应用于深厚层和夹硬层的软土加固的新技术。文章结合甬台温铁路乐清车站深厚层软土地基的加固,介绍布袋注浆桩和CFG桩的综合应用,期待新技术的广泛推广应用。
The bag grouting pile is a national invention patent made by China Railway Fourth Survey and Design Institute Group Co., Ltd. in 2010 and is a new technology applied to the reinforcement of soft soil in deep layers and hard layers. Combining with the reinforcement of deep thick soft soil foundation of Yueqing station of Yongtaiwen railway, this paper introduces the comprehensive application of bag grouting pile and CFG pile, expecting to popularize and apply new technology.