
5月17日,中交二航局承建的深中通道伶仃洋大桥主塔施工到第45节,高度达到247米,正向顶端做最后冲刺。深中通道是集“桥、岛、隧、地下互通”为一体的超级跨海集群工程,其中伶仃洋大桥东索塔为主跨1666米海中超大跨径悬索桥,其主塔分为东西索塔,总高度270米,相当于90层楼高,建成后将是全球最高海中大桥。
作为粤港澳大湾区建设构筑又一重要交通大动脉,深中通道项目采用东隧西桥方案,线路全长24公里。深中通道的贯通,将是港珠澳大桥、南沙大桥之后,为粤港澳大湾区建设构筑的又一重要交通大动脉,建成后将有力推进珠三角经济、交通一体化及转型升级,成为联系珠江口东西两岸的直联通道,具有重要战略意义。中交二航局承建的S04合同段主要内容包括伶仃洋大桥东塔、东锚碇、上游侧主缆架设、钢箱梁安装、东泄洪区非通航孔桥下部构造,线路全长3973米。其中,伶仃洋大桥为深中通道关键控制性工程,为世界最大跨径海上钢箱梁悬索桥。项目团队面对技术复杂性、全海上作业等风险战性,实施技术创新和智能建造,将世界级工程搬上流水线。
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