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沾化至臨淄高速公路項目黃河特大橋啟動上部結構施工
來源:山東高速集團   作者:   發布時間:2021-4-28 9:35:28

        4月24日,由山東高速集團投資建設的沾化至臨淄高速公路項目黃河特大橋北跨大堤橋首榀變截面鋼梁成功吊裝,標志著黃河特大橋正式進入上部結構施工階段。

        黃河特大橋全長4630米,包括北引橋、主橋、南引橋。南北跨大堤橋均采用75+130+75米變截面鋼混組合梁,是目前國內跨徑最大的鋼混組合連續梁橋。其中,北側堤內引橋共計94節段鋼梁,本次吊裝變截面鋼梁長16.5米、寬5.1米,重量達35噸。為確保施工過程作業安全,項目參建各方高度重視,精心籌劃,多次召開專題研究及安全論證會議,不斷優化鋼梁運輸及架設方案,積極克服各種不良作業條件,通過改進運輸設備、強化鋼梁試吊及規范現場交底等措施,歷經2小時連續吊裝作業,順利完成全橋首榀鋼梁吊裝工作。

        首榀變截面鋼梁成功吊裝,拉開了黃河特大橋上部結構施工的序幕,為加快橋梁整體施工進度奠定了堅實基礎。下一步,項目將以“春季百日大干”勞動競賽為抓手,全速加快施工進度,全力打造亮點工程,確保優質高效完成全年各項目標任務。


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