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以红槽房大桥为依托工程， 对３０ ｍ 跨径横张预应力砼足尺梁的工艺和性能进行了试验研究， 验证了该技术的可行性和合理性， 分析了其技术经济效益， 预期了其推广应用前景
Based on the project of Hongikoufang Bridge, the experiment and research on the technology and performance of 30 m span prestressed concrete full-length beams are carried out. The feasibility and rationality of the technology are verified. The technical and economic benefits, Its promotion and application prospects