福州机场第二高速公路项目意义非凡，其桥隧比高达91.4%，其中隧道总长6588米，共3座。本次贯通 的潭头隧道是项目重要的控制性工程之一，全长2830米，为小净距双向六车道隧道。单洞开挖宽度达 17.5米，左、右线最小净距约9.5米，仅为单洞开挖宽度的0.5倍。更为复杂的是，该隧道线路下穿浮岐 水库、蒲竹寺建筑群，施工风险高、难度大，对施工技术和安全管理提出了极高要求，自施工伊始便备 受各方关注。 福州机场第二高速公路的建设，将进一步优化区域骨干路网布局，完善福州长乐国际机场集疏运体系， 使机场与周边区域的联系更加紧密高效。同时，对于促进闽东北协同发展区交通基础设施互联互通，服 务地方经济社会发展，推进福州城市"东进南下、沿江向海"的发展战略，着力构建福州大都市圈等都具 有不可估量的重要作用。 来源：环球网 随着福州机场第二高速公路项目的稳步推进，福州正以更加开放的姿态、更加坚实的步伐，向着现代化 国际城市的目标迈进。这条高速公路将成为福州发展的新动脉，为城市的经济腾飞和社会进步注入源源 不断地动力。我们期待着项目早日竣工，为福州的明天增添更加绚丽的色彩！（林晗、洪族智、陈宇） 6月5日，一声清脆的爆破声响， ...

Core Viewpoint - The construction of the Jinan Tunnel, part of the Jinan Ring Expressway expansion project, has officially entered a substantial construction phase, marking a significant milestone in highway infrastructure development in China [1][4]. Group 1: Project Overview - The Jinan Tunnel is the first in China's expressway sector to adopt an in-situ expansion construction method, which has strong demonstration significance [1]. - The project spans 34.324 kilometers and features a dual eight-lane design with a speed limit of 120 kilometers per hour [4]. Group 2: Environmental Considerations - The project is located within an ecological protection red line area, and measures have been taken to minimize the impact on the surrounding environment by limiting construction to the tunnel entrance area [4]. - The tunnel will include a light shielding canopy at the entrance and an upgraded lighting system inside, significantly enhancing driving safety and comfort [4]. Group 3: Construction Methodology - The project team has opted for blasting construction techniques after a comprehensive geological assessment, despite the proximity of tunnel structures, which poses risks to existing rock and structures [4]. - A fully closed traffic organization method will be implemented during blasting to ensure safety, as opposed to a non-blasting method that would extend the construction period to 7 years, exceeding the approved 3-year timeline [4]. Group 4: Technological Integration - An integrated intelligent construction platform has been established to enhance construction efficiency and safety management, incorporating geological forecasting, monitoring, testing, and construction control [4].

Core Points - The construction of the Kezhu Expressway and the Su-Tai Expressway (Phase II) is progressing rapidly, with both projects expected to be completed and operational by 2025, thereby closing the last two gaps in the Hangzhou Second Ring Road [2][4] - The Hangzhou Second Ring Road, once completed, will significantly enhance traffic flow and economic connectivity within the Hangzhou metropolitan area, benefiting various local industries [5][6] Group 1: Project Progress - The main construction of the Kezhu Expressway includes 23 bridges and 7 tunnels, with asphalt paving currently underway [2] - The Su-Tai Expressway (Phase II) has also reached a critical stage, with the completion of the main line and the commencement of construction for the service area [2][4] Group 2: Economic and Traffic Impact - The completion of the Hangzhou Second Ring Road will alleviate congestion on the existing Hangzhou Ring Expressway, which has been experiencing high traffic volumes and frequent bottlenecks [5] - The new ring road will connect key urban nodes, enhancing economic ties and facilitating quicker access to major industrial areas, such as the pearl industry in Zhuji and the textile industry in Keqiao [5][6] Group 3: Future Developments - The Hangzhou Central Ring Road is also under construction, with plans for completion by 2027, further improving regional connectivity and supporting the city's goal of becoming an international transportation hub [6][7] - The overall transportation plan aims to achieve one-hour commuting within the Hangzhou metropolitan area and two-hour access to major cities in the Yangtze River Delta by 2027 [7]

缙云山隧道（重庆高速集团供图） 5月26日，来自重庆高速集团消息，今年1—5月，在建的重庆市重点项目成渝改扩建及垫丰武项目，已完成年度投资35.5亿元，完成年度投资任务的42%， 投资实现"起步稳"。 据悉，截至目前，成渝改扩建及垫丰武项目陆续施工建设，混凝土拌和站、钢筋加工厂等大临工程基本建设完成，箕山隧道、火炉隧道等控制性工程进入洞 身开挖施工。 据介绍，成渝垫丰武项目由多家央企国企共同投资建设，是重庆市首条改扩建项目，起于高新区含谷镇，途经璧山区、永川区、大足区、荣昌区，止于川渝 界桑家坡，路线全长约100公里，桥隧比16.7%，概算总投资约193亿元。 同时，作为成渝地区双城经济圈的八车道高速公路通道重点项目，该项目主线采用双向八车道高速公路标准建设，建成后将有效提升成渝双城交通通行能 力，增强重庆主城都市区西北向路网辐射能力，对提升川渝毗邻地区互联互通水平、深化成渝区域经济一体化，助推成渝地区双城经济圈建设具有重要意 义。 此外，垫丰武高速经垫江县、丰都县、武隆区等3个区县，路线全长约160公里，桥隧比63.77%，概算总投资约325.73亿元，计划工期5年。 据介绍，项目建成后垫江至丰都、武隆通行 ...

Core Points - The provincial transportation department is actively implementing the G331 border open tourism corridor project and several highway projects, achieving a 6.1% year-on-year increase in transportation infrastructure investment by the end of April, totaling 2.6 billion yuan [1] - The G331 project is prioritized as the "number one project," with a goal to complete the main line by October 1 and the entire project by the end of the year, having already invested 4.65 billion yuan, which is 49.7% of the total investment [2] - The Changchun urban area western ring highway project has completed 6.16 billion yuan in investment, with a projected completion date of October 2026, enhancing the highway network around Changchun [3] - Other highway projects, including Songjianghe to Changbai and Baishan to Linjiang, are progressing well, with significant investments and completion percentages, contributing to the goal of connecting all counties in the province with highways [3] - The transportation department is also planning to start two new highway projects in the second half of the year, which will further improve the road network in the eastern border area [3] - The department is focusing on supporting the development of the cultural tourism industry by enhancing transportation services and infrastructure, aiming to create new growth drivers for high-quality development in Jilin [4]

Core Points - The approval of the preliminary design for two national highway projects marks a significant step towards full construction [1] - The G4231 Nanjing to Jiujiang Highway and G9904 Nanjing Urban Circle Ring Highway projects are crucial for regional connectivity and development [4][6] Group 1: G4231 Nanjing to Jiujiang Highway - The G4231 highway segment from He County to Wuwei is 68.8 kilometers long, connecting various towns and enhancing transportation along the Yangtze River [2] - This project will create a second highway link between Wuhu and Nanjing, improving interconnectivity and supporting regional development [4] - It is the first highway in Wuhu to be constructed through a public-private partnership and is part of the broader highway planning in Anhui Province [4] Group 2: G9904 Nanjing Urban Circle Ring Highway - The G9904 highway is part of the national highway network and spans approximately 288 kilometers, connecting multiple cities in Jiangsu and Anhui provinces [5] - The specific segment from Tianchang to Yizheng is 17.2 kilometers long with a total investment of 3.146 billion yuan [5] - The advancement of these projects is essential for implementing the Yangtze River Delta integration strategy and enhancing the highway network [6]

5月12日，G8513线九寨沟至绵阳高速公路（下称九绵高速）最后一座隧道——蒲南隧道双幅顺利 贯通，标志着九绵高速主线实现贯通，为九绵高速今年全线建成通车奠定坚实基础。 ●蒲南隧道双幅顺利贯通标志着九绵高速主线实现贯通，为今年全线建成通车奠定基础 九绵高速由蜀道集团投资建设，全长约244公里，是G85线银川至昆明高速公路平凉至绵阳联络线 的重要路段，是四川省内唯一一条交通运输部绿色公路典型示范工程，也是四川省在建难度最大的高速 公路之一。全线建成通车后，成都至九寨沟的车程将从原来的8小时缩短至4小时，并成为向西连接甘 肃、青海、新疆的高速公路出川大通道。（记者 寇敏芳） ●九绵高速是四川在建难度最大的高速之一，建成通车后成都至九寨沟的车程将缩短至4小时 蒲南隧道是九绵高速最后一处控制性工程。该隧道位于阿坝州九寨沟县勿角镇蒲南村，地处大熊猫 国家公园，为分离式长隧道，左洞长2747米、右洞长2719米。隧道穿越断层破碎带、浅埋段、富水段等 复杂地质区域，施工中面临暴雨泥石流断道、突水涌泥等多重挑战。 为推进项目顺利进行，项目团队前期利用已贯通的隧道右洞，通过两个车行通道和1个扩挖人行通 道增加施工作业面，施工高 ...

两大特长隧道 ●海螺沟特长隧道全长4080米，地处泸定、得妥两大活跃断裂带之间，施工中遭遇突泥、涌水等地 质灾害10余次 ●胜利特长隧道右线长5290米，左线长5345米，穿越川西横断山脉及贡嘎山生态保护区，区域地质 活动频繁 "藏彝走廊" ●泸石高速全长96.511公里，概算总投资约174.08亿元，是甘孜州第二条高速公路，连接雅康、雅 西两条高速公路 ●泸定段将于今年再通45公里，泸石高速全线力争2026年建成通车，届时泸定至石棉的3小时车程 将缩短至约1小时 5月12日，四川泸定至石棉高速公路（简称泸石高速）海螺沟特长隧道、胜利特长隧道双幅贯通， 标志着泸石高速泸定段建设进入通车倒计时。 两座隧道是泸石高速重点工程，地质条件极其复杂。海螺沟特长隧道位于甘孜州泸定县得妥镇马列 村附近，全长4080米，昼夜温差大。隧道地处泸定、得妥两大活跃断裂带之间，并紧邻鲜水河断裂带， 与"9·5"泸定地震震中直线距离不足5公里。破碎的岩体、较高的地应力、潜伏的高压地下水，使施工中 遭遇突泥、涌水等地质灾害10余次。 胜利特长隧道位于泸定县泸桥镇咱里村附近，右线长5290米，左线长5345米。隧道穿越川西横断山 脉及贡嘎 ...

Group 1 - The company Henan Xiangyu Medical Equipment Co., Ltd. has developed a transcranial magnetic-assisted therapy robot that has recently received national medical device registration, allowing it to assist in the treatment of related diseases [1] - The company is accelerating the research and development of key technologies such as embodied intelligent robots and multimodal integration, aiming to create a new highland for innovation and integrated application in the rehabilitation industry [1] - The rehabilitation science city project in Neihuang County is under construction, covering an area of 286 acres and including a high-end traditional Chinese medicine rehabilitation equipment industrial park [1] Group 2 - The Henan Guangyuan New Materials Electronic Materials Industrial Park project has officially commenced production, marking a shift towards high-grade electronic materials for artificial intelligence and high-frequency servers [2] - The project was completed in just over a year, demonstrating effective project management and execution [2] - The local government has implemented measures to stimulate economic growth, including a series of consumption promotion activities and investment expansion initiatives [3]

尹少雷告诉记者，此次改扩建对原有路线的平纵曲线进行了大量优化调整，减少了原来道路上的急转弯 和上下陡坡，开阔了驾驶人员的视线距离，在更好保障行车安全的同时，也降低了行车油耗。此外，他 们在道路两边的护坡工程中增加绿化植生袋，用于生态修复保护。 废旧轮胎变身橡胶沥青代替传统沥青铺设路面、高速公路护坡工程中增加绿化植生袋进行生态保护、服 务区安装太阳能设施逐步消减建设过程中的碳排放……近日，记者走进河北首条"碳中和"高速公路施工 现场，此间从设计到建设，绿色、低碳理念已贯穿全过程。 石太高速公路是中国东西向重要能源运输通道，随着车辆逐年增多，2022年起，其改扩建项目开工。这 是河北第一条进行全线改扩建的山区高速公路，也是全省首条"碳中和"高速公路。 太行山深处，石太高速公路改扩建项目正在施工。在项目东段八级边坡附近，工作人员正驾驶着摊铺 机、压路机等设备，进行沥青面层的施工。 石太高速公路改扩建项目指挥长张启云说，"零碳"算的是长期账、综合账，石太高速公路改扩建项目由 原来4车道拓宽为6车道（部分区域8车道），设计时速也从60公里/小时提升到了80公里/小时至100公里/ 小时，后续运营时还会在路基边坡、服务区 ...