核心阅读 位于湖北武汉市的双柳长江大桥不久前顺利通过交工验收。从方案设计到施工方式，大桥建设重视保护 长江生态环境和生物多样性，作出不少有益探索。 长江中游北岸，湖北武汉市新洲区，双柳长江大桥飞架南北，跨越长江，将武汉市与鄂州市紧紧联系在 一起。 "你看，这是苍鹭，那是白鹭……"站在刚交工的大桥上，大桥设计师、湖北省交通规划设计院股份有限 公司副总工程师彭晓彬指着天上的飞鸟兴奋地说。 双柳长江大桥是武汉市的第十二座长江大桥，主线全长35.043公里，穿过武汉涨渡湖湿地自然保护区， 跨过长江江豚出没频繁的水域。"这座大桥不仅是中国工程技术的标杆，也是生态环保的标杆。"2025年 12月，在中国公路学会组织的一次学术会议期间，双柳长江大桥获得了专家学者们的一致赞许。 共抓大保护，不搞大开发。一座长江大桥的建设，如何保护好长江生态？ 为飞鸟建"屏障之桥"，在长江桥梁建设中尚属首次 "这是专门为涨渡湖湿地鸟类修建的声屏障，长400米、高6.38米、横跨34米。"彭晓彬介绍，为飞鸟 建"屏障之桥"，这在长江桥梁建设中尚属首次。 涨渡湖湿地自然保护区，正在东亚—澳大利西亚候鸟迁徙通道上。建设长江大桥该如何减少对鸟类迁徙 ...

图为全封闭式声屏障。 湖北交通投资集团供图 核心阅读 位于湖北武汉市的双柳长江大桥不久前顺利通过交工验收。从方案设计到施工方式，大桥建设重视保护 长江生态环境和生物多样性，作出不少有益探索。 长江中游北岸，湖北武汉市新洲区，双柳长江大桥飞架南北，跨越长江，将武汉市与鄂州市紧紧联系在 一起。 为飞鸟建"屏障之桥"，在长江桥梁建设中尚属首次 冬日暖阳下，双柳长江大桥北岸接线工程上，一个银色的全封闭式保护罩闪闪发光。 "这是专门为涨渡湖湿地鸟类修建的声屏障，长400米、高6.38米、横跨34米。"彭晓彬介绍，为飞鸟 建"屏障之桥"，这在长江桥梁建设中尚属首次。 涨渡湖湿地自然保护区，正在东亚—澳大利西亚候鸟迁徙通道上。建设长江大桥该如何减少对鸟类迁徙 的影响？"我们团队多次修改桥梁设计方案，最终决定在大桥北岸接线多增加一道弯。"彭晓彬说，这一 新的设计方案，让大桥的造价成本增加了不少。 因为成本提升，方案一度被否定。"我们团队和建设方请鸟类保护专家提供了湿地10年的鸟类活动数 据，又去实地反复看，大家一致认为，工程建设必须要考虑生态环境。"彭晓彬介绍，他和团队又修改 了8版设计方案，每一版方案都让大桥尽可能远离湿地 ...

进入2026年，武汉都市圈环线高速公路建设迎来密集节点：双柳长江大桥通过交工验 收，滠水河特大桥主桥合龙，汉南长江大桥进入上部结构施工。随着这些关键工程稳步推 进，串联武汉、孝感、鄂州等多地的都市圈高速环线正加速"画圆"，一个覆盖武汉都市圈 的"1小时通勤圈"骨架日益清晰，为推动区域同城化发展注入强劲动力。 双柳长江大桥通车进入倒计时 都市圈新增一条跨江黄金通道 1月18日，新港高速公路双柳长江大桥及接线工程项目施工现场，工人们正忙着收尾工 作，为今年3月通车试运营作准备。半个多月前的2025年12月31日，该项目迎来重大节点 ——顺利通过交工验收，这座被定义为"全球首座智慧悬索桥"的长江大桥正式建成。 双柳长江大桥及接线工程项目主线全长35.043公里，概算总投资159.78亿元。主桥采用 主跨1430米的双塔单跨钢箱梁悬索桥设计，一跨过江，桥面宽度达50.5米，是目前跨越长江 桥面最宽的公路悬索桥。 1月2日，汉南长江大桥的北岸滩地引桥首片钢梁架设完成，标志着引桥进入上部结构施 工阶段。 "我们给桥梁装上了'智慧大脑'和'敏锐神经'。"湖北交投双柳长江大桥有限公司副总经 理黄颖杰介绍，作为悬索桥的"生命线 ...

Core Viewpoint - The Shuangliu Yangtze River Bridge project has successfully completed critical load tests, validating its structural capacity and performance, which is essential for its upcoming acceptance and operational trials [1][7]. Group 1: Load Testing Details - The load testing for the bridge began on the evening of December 18 and lasted for four days, involving both static and dynamic load tests to assess key structural indicators [1]. - A specialized team of 74 professionals from China Railway Bridge Science Research Institute designed a comprehensive testing plan, utilizing 128 heavy trucks to simulate actual traffic loads, with a maximum single load of 4,480 tons, equivalent to the weight of 3,000 small cars [1][4]. Group 2: Testing Methodology - The team conducted 15 types of static load tests focusing on stress, shape, tower displacement, cable tension, and anchor cable tension, using 35-ton heavy vehicles strategically placed on the bridge [4]. - Nine types of dynamic load tests were performed to evaluate the bridge's self-vibration frequency, damping ratio, vibration mode, and impact coefficient, simulating real traffic conditions through vehicle movement and braking [4]. Group 3: Technological Innovations - The project incorporated advanced technologies such as automatic measurement robots and drone point cloud technology to enhance the load testing process [7]. - The load tests provided a thorough assessment of the bridge's design and construction quality, establishing a "fingerprint" archive for future reference [7]. Group 4: Project Timeline and Impact - The Shuangliu Yangtze River Bridge is expected to be substantially completed by the end of this year and aims to commence trial operations by the end of March 2026 [7]. - The bridge will significantly reduce travel time from Xinzhou District in Wuhan to Ezhou from one and a half hours to just five minutes, enhancing transportation connectivity in the eastern region of Wuhan and contributing to regional economic development [7].

Core Points - The construction of the Wuhan Urban Circle Ring Expressway has made significant progress, with the Huangpi to Xinzhou section achieving the completion of two key bridges, which lays a solid foundation for the timely opening of the northern section of the expressway [2][4] - The expressway, spanning approximately 360 kilometers, is crucial for forming a "one-hour commuting circle" in the Wuhan urban area, promoting urban integration and optimizing the road network structure [4][10] Summary by Sections Construction Progress - The Huangpi to Xinzhou section of the expressway has completed the dual-span connection of the Mulan Avenue Overpass (944 meters) and the Phoenix Mountain Bridge (847 meters), marking a new phase in construction with rapid progress in bridge deck construction and roadbed excavation [4][5] - The project, undertaken by China State Construction Engineering Corporation, has implemented advanced geological exploration and pile foundation techniques, significantly enhancing construction efficiency [5] Project Specifications - The Huangpi to Xinzhou section is 66.12 kilometers long, designed as a dual six-lane expressway with a speed limit of 120 km/h, featuring eight interchanges [5] - Upon completion, travel time from northern to eastern Wuhan will be reduced from 1.5 hours to 40 minutes, with intercity commuting times cut by over 30% [5] Future Developments - The Shuangliu Yangtze River Bridge, a key component of the expressway, is expected to open by March 2026, significantly reducing travel time between Wuhan and Ezhou from 90 minutes to 5 minutes [6][7] - The expressway will enhance logistics capabilities and support the integration of various economic zones, facilitating a more efficient transportation network [10] Strategic Importance - The Wuhan Urban Circle Ring Expressway is a vital infrastructure project that supports the "convenience, collaboration, and urban integration" development strategy, connecting key urban areas and industrial nodes [10] - It aims to create a robust transportation framework that enhances regional economic integration and optimizes spatial development [10]

6月4日，汉南长江大桥北岸锚碇沉井施工现场，80多名工人正在进行锚碇沉井下沉作 业，重达数百吨的预制钢筋部品通过巨型吊机，如积木般精准嵌入深达43米的沉井内。 建设中的汉南长江大桥 "这是世界公路工程第一大沉井，面积相当于14个篮球场，有15层楼高。"武汉交投汉南 桥项目公司工程部部长胡志红说，汉南长江大桥锚碇采用整体式沉井基础，面积近6000平方 米，首次下沉锚碇重约9.4万吨，沉井采用接高与下沉交替进行，目前已下沉深度5米。 编辑：李智恒 胡志红介绍，为抢抓主汛期来临前黄金建设期，工程日夜施工，采用大型沉井装配化建 造技术，在预制厂内将隔墙分块预制成半成品，现场逐块组拼成形，提升工业化建造水平。 目前，大桥两岸沉井均已启动下沉，南岸锚碇沉井下沉深度已达15.8米，计划年底全部完 工。 据介绍，汉南长江大桥及接线工程预计2027年建成通车，将打通武汉都市圈环线高速， 串起武汉、孝感、咸宁、鄂州、黄冈等城市，打造一小时通勤圈，推动武汉都市圈同城化进 程。 锚碇是一座大桥的"基石"，也是"定海神针"，由沉井和锚体组成，承担着固定桥梁缆索 的巨大拉力，沉井内有36个孔，结构类似方形蜂窝煤。 目前，武汉在建的第12 ...