超大异型沉箱施工技术

China Harbour Engineering(2008)

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Abstract
大连香炉礁新建造船坞泵房,采用先预制沉箱、水上安装后进行内部施工的工艺,施工实际效果表明,应用Iventor软件建模辅助计算沉箱吃水、浮游稳定,效果显著;施工中结合工程的实际情况采用了条件不同的3个预制场依次预制超大异型沉箱、钢封门后安装改为与混凝土现浇同步进行、双钩安装超大异型沉箱等施工工艺,确保了目前国内规模最大的预制沉箱结构安全、优质、高效地施工完成,为以后超大异型沉箱的施工提供了成熟的施工技术。
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Key words
huge and specially profiled caisson,construction technology,pumping room
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