央视网消息：连接天津与山东潍坊的津潍高铁是国家八纵八横高铁网的重要组成部分。春节前夕，在位于山东东营的津潍高铁东营 南站，70余名工人坚守岗位在工地过春节。 津潍高铁东营南站项目负责人冯明耀表示，春节期间恰逢重要施工节点，一部分建设者们必须坚守岗位，不间断作业。为了让工友 们能够欢度佳节，他们组织了写春联、剪窗花、包饺子、蒸花馍等活动，希望大家热热闹闹地过个欢乐祥和的中国年，也祝福每位 工友新春快乐，马年大吉。 津潍高铁东营南站目前正在进行钢结构桁架拼装工作，以保证建设进度。这个假期，来自河南、江苏等地的多名建设者节日期间坚 守岗位。为了让建设者们在岗位上度过一个温暖的春节，工地的食堂挂起了灯笼、贴上了春联和福字，年味浓浓。 ...

Core Viewpoint - The city aims to enhance its transportation system by focusing on development, public welfare, and safety, targeting a qualitative improvement and reasonable quantitative growth in transportation services [1]. Group 1: Infrastructure Development - The city plans to accelerate the construction of 28 major projects, including the Tianjin-Weifang High-speed Railway and the expansion of the Tianjin Port's 10,000-ton channel, to promote steady growth in road and waterway transportation [1]. - The integration of transportation in the Beijing-Tianjin-Hebei region will be emphasized, with initiatives to enhance commuting convenience and adjust transportation capacity based on demand [1]. Group 2: Port and Industry Integration - The strategy includes promoting the integration of ports, logistics, trade, and industry to establish a significant strategic support point for domestic and international dual circulation in northern China [1]. - The focus will be on enhancing port capabilities, implementing a "Port+" strategy, and fostering the development of industries near the port [1]. Group 3: Service Quality Improvement - The city will work on completing the construction of the Metro Line 8 and the Z4 Line's first phase to optimize public transportation supply and enhance service quality [2]. - Efforts will be made to reduce costs and improve efficiency in transportation logistics while deepening the integration of transportation and tourism [2].

Core Insights - The China Railway Beijing Bureau Group Co., Ltd. has focused on serving national strategies and regional economic development since the start of the 14th Five-Year Plan, achieving significant results in expanding the railway network and improving transportation quality [1][2]. Group 1: Railway Network Expansion - During the 14th Five-Year Plan, the railway network layout has been continuously optimized, with an addition of 710 kilometers of operational railway, bringing the total operational mileage to 10,394.9 kilometers by the end of the plan, including 2,795.6 kilometers of high-speed rail and an electrification rate of 85.4% [1]. - Key high-speed rail projects, such as the Xiong'an-Shijiazhuang and Tianjin-Weifang lines, are under construction, further enhancing the regional high-speed rail backbone [1]. Group 2: Intercity Railway Development - The intercity railway network in the Beijing-Tianjin-Hebei region has been continuously optimized, with several lines like the Jing-Tang and Jing-Bin (Baodi to Beichen) now operational, creating a "four axes and eight radiations" railway layout [2]. - The region's major cities now have full coverage of high-speed and intercity rail services, establishing a 0.5-1 hour transportation circle between Beijing, Xiong'an, and Tianjin [2]. Group 3: Passenger Services Enhancement - By the end of the 14th Five-Year Plan, the scheduled passenger trains operated by the bureau reached 1,035 pairs, a 22.7% increase from the beginning of the period, with high-speed trains seeing a 68.8% increase [3]. - The coverage of train services in the Beijing-Tianjin-Hebei region now extends to 32 provincial-level administrative regions and 266 cities, significantly improving connectivity within the urban agglomeration [3].

Core Viewpoint - The successful completion of the Tianjin-Weifang high-speed railway's key control project, the Tianjin Gu Hai River Tunnel, lays a solid foundation for the timely operation of the entire railway line [1] Group 1: Project Overview - The Tianjin-Weifang high-speed railway connects to the Beijing-Tianjin intercity railway in the north and the Jiqing high-speed railway in the south [1] - The total length of the main line is 348.9 kilometers, with a designed speed of 350 kilometers per hour [1] Group 2: Tunnel Specifics - The Tianjin Gu Hai River Tunnel's shield section is approximately 6.5 kilometers long, making it the only tunnel along the Tianjin-Weifang high-speed railway [1] - It is also noted as the first high-speed railway tunnel over the Hai River [1]

Group 1 - The successful completion of the "Tianjin City No. 1" shield tunneling machine marks the breakthrough of the Tianjin-Weifang High-speed Railway's key control project, the Tianjin-Du Haihe Tunnel [1] - The Tianjin-Weifang High-speed Railway has a total length of 348.9 kilometers and a design speed of 350 kilometers per hour, connecting Tianjin Binhai Station to Weifang North Station on the Jiqing High-speed Railway [1] - The Tianjin-Du Haihe Tunnel, at approximately 6.5 kilometers long, is the only tunnel along the Tianjin-Weifang High-speed Railway and the first high-speed railway tunnel over the Haihe River [1] Group 2 - The project is part of China's "Eight Vertical and Eight Horizontal" high-speed rail network, specifically the Beijing-Shanghai corridor and the coastal corridor, enhancing the transportation network in the Bohai Rim region [2] - The completion of the Tianjin-Weifang High-speed Railway will facilitate travel for local residents and support the coordinated development of the Beijing-Tianjin-Hebei region and the Shandong Peninsula urban agglomeration [2]

Group 1 - The core point of the article is the successful completion of the construction task involving the erection of 911 box girders for the Jinwei High-speed Railway Station in Binzhou, Shandong [1][2][4] Group 2 - The project is part of the broader infrastructure development efforts in the region, aimed at enhancing transportation connectivity [1][2][4] - The completion of the box girder installation marks a significant milestone in the construction timeline of the high-speed railway [1][2][4] - This achievement reflects the company's commitment to meeting project deadlines and maintaining construction quality standards [1][2][4]

Core Points - The successful completion of the continuous beam for the Dongshou Grand Bridge marks a significant milestone in the construction of the Tianjin-Weifang High-Speed Railway, accelerating its progress towards operation [1] - The Tianjin-Weifang High-Speed Railway is a crucial part of China's "Eight Vertical and Eight Horizontal" high-speed rail framework, connecting major cities and enhancing transportation efficiency [1] Project Overview - The Tianjin-Weifang High-Speed Railway spans approximately 348.9 kilometers, starting from Tianjin Binhai Station to Weifang North Station, linking with the Jinan-Qingdao High-Speed Railway [1] - The Dongshou Grand Bridge is the largest span continuous beam in the Shandong section of the Tianjin-Weifang High-Speed Railway, facing numerous construction challenges and safety risks [1] Strategic Importance - The completion of the railway will end the historical lack of high-speed rail access in Shouguang and fill the gap in high-speed rail development in northern Shandong [1] - The railway will facilitate direct travel from Qingdao to Beijing and Tianjin without the need to detour through Jinan, improving regional connectivity [1]

Core Viewpoint - The successful completion of the 220kV oil Pu/oil Dong line power relocation marks a significant milestone for the construction of the Jinwei High-speed Railway in Dongying District, eliminating major obstacles for the project [1][4]. Group 1: Project Details - The 220kV oil Pu/oil Dong line is a crucial power transmission line operated by State Grid Shandong Electric Power Company, crossing three major railways in Dongying District [3]. - The original line's proximity to the construction area of the Jinwei High-speed Railway posed safety risks, necessitating the relocation to meet operational requirements [3][4]. - The relocation was driven by three main factors: the original line's height of 22 meters was insufficient compared to the required 44.5 meters, the safety coefficient of the original line was 1.0 while the required standard is 1.2, and the crossing angle with the railway was initially 36° but needed to be at least 45° [3]. Group 2: Coordination and Execution - Multiple entities, including State Grid Shandong Electric Power Company, Jinan Railway Bureau, and Huangda Railway Company, coordinated to establish a common power outage schedule for the relocation [4]. - The relocation involved a 13-day power outage, during which five new towers were constructed, and 12,000 meters of conductors were installed, alongside the dismantling of five existing towers [4]. - The successful relocation and restoration of power not only facilitated the construction of the Jinwei High-speed Railway but also ensured safe operations post-commissioning [4].

Core Points - The successful reopening of the De-Da Line at Dongying South Station, constructed by China Railway Construction Engineering Group, supports the comprehensive construction of the Jinwei High-speed Railway and optimizes the regional transportation network, enhancing transportation efficiency [2][3] - The new Dongying South Station features an elevated station design with a total construction area of 74,120 square meters, including a station building area of 39,996 square meters, and consists of 7 platforms and 20 tracks [3] - The Jinwei High-speed Railway is a crucial part of the national "Eight Vertical and Eight Horizontal" high-speed rail network and will significantly improve transportation links between Beijing, Tianjin, and the Shandong Peninsula, promoting regional resource sharing and economic collaboration [3] Construction Challenges and Innovations - The construction team faced challenges such as tight schedules and complex working environments, implementing several innovative measures to ensure smooth progress, including safety protection, smart management, progress control, and technical breakthroughs [3] - A comprehensive safety protection system was established using steel protective sheds for full enclosure of the De-Da Line, ensuring operational safety [3] - A "smart construction site" system was developed for construction simulation and plan optimization, allowing for dynamic adjustments to construction processes [3] Future Development and Commitment - China Railway Construction Engineering Group is committed to high-quality construction, emphasizing integrity, intelligence, technology, and management to create benchmark buildings and drive transportation development in Dongying and surrounding areas [4]

Group 1 - The restoration of the De-Da line at Dongying South Station is a significant milestone for the comprehensive construction of the Jin-Wei high-speed railway, enhancing the transportation network in Dongying City and supporting the national coastal high-speed railway corridor [1][4] - The De-Da railway spans 265 kilometers, connecting Huangheya Station on the Jing-Hu railway to Dajiawa and Dalailong railway, and its successful operation after 229 days of construction improves the efficiency of railway transport in the Shandong coastal economic belt [3] - The construction faced challenges such as tight schedules and complex environments, but innovative measures like safety protection, smart management, and technical breakthroughs were implemented to ensure project progress [3] Group 2 - The new Dongying South Station, with a total construction area of 74,120 square meters and a station building area of 39,996 square meters, features a "line-side + elevated" design and will accommodate a scale of 7 platforms and 20 tracks upon completion [3] - The Jin-Wei high-speed railway, as part of the national "eight vertical and eight horizontal" high-speed rail network, will significantly enhance transportation links between the Shandong Peninsula and major regions such as Beijing, Tianjin, and the Yangtze River Delta, promoting regional resource sharing and economic collaboration [4] - The Dongying Transportation Bureau will continue to strengthen coordination and ensure quality and safety in the construction of the Jin-Wei high-speed railway, aiming to provide robust transportation support for the development of a modern and strong city [4]