滨江大道桥是南京市政府浦口新城开发建设的交通基础设施之一,同时,也是浦口青奥体育公园配套工程之一。
据介绍,滨江大道桥跨越长江支流城南河、南京地铁10号线、南京长江隧道等,全长1106米,工期15个月。
该桥的主要难点在于跨长江隧道的施工防护。由于桥梁要跨越南京长江隧道,最近的桩基距离长江隧道边缘仅15米左右,必须保证施工万无一失。
为防止桥梁桩基施工出现流沙、塌孔等事故,经过专家论证和演示,建设单位决定在桥梁桩基施工前,对桥、隧交叉靠近承台处的地基做三道截水帷幕并进行隔离处理,圆满完成了跨越长江隧道两侧桩基施工任务。
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