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杭州九堡大橋

發布時間：2017-09-06來源：中交二航
【字體：大中小】 分享：

杭州九堡大橋是國內第一個采用“整體頂推施工”的鋼混拱橋。大橋采用了新型組合結構橋梁型式，創新了頂推施工工法，作為我國第一座全橋采用組合結構的越江橋梁，為推動我國組合結構橋梁的發展做出貢獻。

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