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Home > Urban and Rural Studies > 2021 No.24 > 杨泗港长江大桥2#主塔沉井浮运、定位施工技术

  • 杨泗港长江大桥2#主塔沉井浮运、定位施工技术

    Author(s)：

    申世靖

    Publication Title：

    Urban and Rural Studies 2021 No.24

    Affiliations：

    中铁大桥局集团第一工程有限公司

    Abstract：

    杨泗港长江大桥为主跨1700m的单跨双层悬索桥，主塔墩采用沉井基础，底部为高28m钢沉井，采用23m工厂制造、浮运至墩位，剩余5m现场接高的总体方案。通过采用沉井助浮措施和下河底托板一体化设计、新型密封材料+内侧焊缝的组合结构以及模拟分析设置临时锚碇等工艺，成功保证了底节钢沉井浮运定位施工顺利完成。

    Keywords：

    双层悬索桥；沉井；浮运；定位；锚碇系统

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    [1] 申世靖.杨泗港长江大桥2#主塔沉井浮运、定位施工技术[J].Urban and Rural Studies,2021(24),.

城镇建设
Urban and Rural Studies

Language: 中文

CN：10-1589/TU

ISSN：2096-6539

Publication Frequency: 半月刊

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