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平山至贊皇高速公路疊合梁項目

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詳細內容

平山至贊皇高速公路項目,結構形式為體外預應力雙片槽型開口疊合梁,頂部采用預制混凝土橋面板,梁底寬為3.5m,頂板寬度4.3m,高2.6m,梁分段口頂、底、腹板均采用高強螺栓連接節點,4聯鋼箱梁總用鋼量2000t。

鋼箱梁內部設置8束預應力鋼絞線,鋼絞線錨固區域隔板之間澆筑混凝土。


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