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概要地介绍了我国第一座预应力混凝土刚构 -连续组合梁铁路桥%D内昆铁路李子沟特大桥的设计。该桥集超大群桩基础、超高墩、大跨、长联与新结构等于一桥 ,该桥的建成使我国铁路预应力混凝土桥梁的建桥整体综合技术水平又有所提高。
This paper briefly introduces the design of the first prestressed concrete rigid-continuous composite railway bridge% D within the Kunming Lizigou Super Large Bridge design. The large pile group pile foundation, ultra-high pier, long span, long joint and new structure equal to a bridge, the completion of the bridge so that China’s railway prestressed concrete bridge construction overall technical level has increased.