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针对预应力管桩在沿海铁路客运专线软土路基施工中工作垫层的设置、桥涵构筑物结合部预应力管桩的施工、管桩接头的连接以及铺设土工格室+碎石垫层等方面的问题进行探讨,提出了优化措施和建议,旨在为同类工程施工提供借鉴。
In view of the setting of the working cushion in the construction of soft soil subgrade of prestressed tubular piles in the passenger railway of coastal railway, the construction of the prestressed tubular piles in the bridge and culvert structures, the connection of pipe pile joints and the laying of geocell + gravel cushion The problems are discussed, and the optimization measures and suggestions are put forward to provide reference for the construction of similar projects.