Through the establishment of the construction control system with adaptive control method as the core,the construction control technol-ogy of the Changshan bridge was studied to solve the technical problems that how to implement the construction control of the prestressed concrete extra-dosed cable-stayed bridge with long span,leading to smooth closure of this bridge.%通过建立以自适应控制方法为核心的施工控制体系，对长山大桥的施工控制技术进行了研究，解决了大跨径预应力混凝土矮塔斜拉桥施工控制的技术难题，实现了该桥的顺利合龙。
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