从长江天堑的"钢铁飞虹"，到纵横交错的"高速网络"，再到通达八方的"轨道长龙"，连日来，长江 之畔、江淮平原掀起一轮又一轮建设热潮。 省交通运输厅数据显示，前三季度，全省完成交通固定资产投资1858亿元，占年度投资计划的 80.8%，超过序时进度。下一阶段，我省全力加快重大项目建设，推动交通物流降本提质增效，确保全 年完成交通投资2300亿元，高质量完成各项工作目标。 轨道"织网"，跑出发展新速度 11月8日，万里长江入海口，北沿江高铁崇启公铁长江大桥的两座H型主塔屹立江心，不同机器作 业声相互交织，一派繁忙景象。 "抓住建设黄金期，我们既要抢进度，更要保安全、提质量。"中铁大桥局北沿江高铁站前5标二分 部北岸工区经理王明智告诉记者，北引桥高铁侧现浇梁已浇筑完成，城际侧现浇梁完成设计总量的 86%，非通航孔桥将于本月实现钢梁合龙，为后续桥梁整体贯通奠定基础。 视线转向北沿江高铁其他标段，中铁十二局北沿江高铁站前10标总工程师郑津浦说，目前标段内箱 梁架设已完成98%，预计11月底完成架梁。与此同时，泰州南站剩余现浇梁与无砟道床施工正全力推 进，为2026年春节前架设盐泰锡常宜铁路正线箱梁做足准备。 通苏嘉甬高 ...

Group 1: Infrastructure Investment - In the first quarter, Jiangsu province completed a total transportation fixed asset investment of 564.3 billion yuan, representing a year-on-year increase of 5.8%, which accounts for 24.5% of the annual investment plan, marking the highest level for the same period in history [1] - The Changtai Yangtze River Bridge, a major project, completed an investment of 1.1 billion yuan in the first quarter, which is 60% of its annual investment plan [2] - The Zhangjinggao Yangtze River Bridge achieved an investment of 7.34 million yuan in the first quarter, with construction progressing rapidly through technological innovation [3] Group 2: Tunnel and Bridge Construction - The Jiangyin-Jingjiang Yangtze River Tunnel, currently the highest water pressure shield tunnel in China, completed its shield tunneling and is advancing with the construction of the main structure [3] - The Haitai Yangtze River Tunnel is progressing with the right line shield machine completing 81 rings of advancement, while the left line assembly is 40% complete [3] - The expansion of the Jiangsu highway network is underway, with significant progress in the Changshen, Huwu, Xiyi, and Yangli highways, with over 10 billion yuan invested in the first quarter [4][5] Group 3: Railway Development - The North Jiangsu High-Speed Railway construction is progressing, with the main tower of the bridge surpassing 100 meters in height [6] - The Nanjing metropolitan area intercity railway construction is also advancing, with various structural components nearing completion [6] - In the first quarter, the railway projects in Jiangsu achieved multiple milestones, with the Nanjing-Huai'an intercity railway and the North Jiangsu High-Speed Railway showing significant progress [7]