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张靖皋长江大桥,进度过半!

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近日

张靖皋长江大桥建设

取得关键性突破

张靖皋长江大桥位于江阴长江大桥下游约28公里处,沪苏通长江大桥上游约16公里处,贯通苏州张家港市、泰州靖江市和南通如皋市。其中,南航道桥跨江主桥跨径2300米,是目前世界最大跨度悬索桥。在南航道桥施工现场,主塔辅塔主体施工已全部完成,主索鞍安装作业正有序推进;南北锚碇基础也已完工,锚块及散索鞍支墩施工同步开展。

据了解,中交二航局承建的南锚碇是世界最大地连墙锚碇基础,锚体长110.05米,高52.5米,宽87.45米,分为锚块、散索鞍支墩及前、后锚室等部分。

北航道桥方面,主塔主体工程结构全部完工,南北主塔主索鞍吊装、南北锚散索鞍吊装均已完成。与此同时,南、中、北引桥节段梁架设施工同步推进,全桥建设呈现多点突破、协同推进的良好态势。

效 果 图

“截至目前,项目开工累计完成投资159亿元,占批复概算311亿元的51%,工程建设整体进度过半。”江苏省交通工程建设局张靖皋长江大桥建设指挥部现场副指挥长戴俊平介绍,随着四座主塔主体完工、主索鞍安装有序展开,大桥建设已全面转入上部结构施工阶段,为后续全线贯通打下了坚实基础。

张靖皋长江大桥项目全长约29.8公里,建成后将极大改善过江交通条件,长江干流过江通道由目前的40分钟轮渡缩短至10分钟左右车程,有力支撑苏北、苏中、苏南地区的融合发展。

来源 |如皋发布、中交二航局四公司

编辑 | 王艺贝、于韫之

责编| 董佳慧

审核 | 俞文丹

发布于:山西省