合武高铁安徽段全面进入架梁阶段 11月15日，在位于安徽合肥的合武高铁施工现场，900吨架桥机顺利完成32.6米预制箱梁架设，标志着 合武高铁安徽段架梁全面启动。合肥至武汉高速铁路是我国"八纵八横"高铁网沿江通道的重要组成部 分，线路全长约360公里，设计时速350公里。合武高铁建成运营后，武汉与合肥的往返时间将缩短至1 小时，将在合肥和武汉间形成新的高铁大通道，进一步优化长江经济带铁路网布局。(刘玉才 摄制) 广告等商务合作，请点击这里 本文为转载内容，授权事宜请联系原著作权人 来源：中国新闻网 中新经纬版权所有，未经书面授权，任何单位及个人不得转载、摘编或以其它方式使用。 关注中新经纬微信公众号(微信搜索"中新经纬"或"jwview")，看更多精彩财经资讯。 编辑：徐世明 ...

Core Points - The construction of the Hefei-Wuhan high-speed railway has made significant progress with the successful installation of a 32.6-meter prefabricated box girder using a 900-ton bridge erecting machine [1][1][1] - The Hefei segment of the railway is a crucial production hub, responsible for the fabrication of 687 precast simply supported box girders, which will support the line's connectivity [1][1][1] - The Hefei-Wuhan high-speed railway, part of China's "eight vertical and eight horizontal" high-speed rail network, spans approximately 360 kilometers with a design speed of 350 kilometers per hour, reducing travel time between Wuhan and Hefei to one hour [1][1][1]

Core Viewpoint - The completion of the main beam of the Tuojiang Grand Bridge marks a significant milestone in the construction of the Chengyu Central High-Speed Railway, which is expected to be operational by the end of 2027, reducing travel time between Chengdu and Chongqing to 50 minutes [1] Group 1: Project Details - The Tuojiang Grand Bridge, located in Shizhong Town, Jianyang City, has a total length of 1,252 meters [1] - The bridge features an innovative design with a "Feiyan" style double-row bearing no thrust arch bridge structure, enhancing stability and balance [1] - Construction utilized virtual assembly technology for precise simulations, ensuring accurate completion of the bridge [1] Group 2: Construction Progress - Following the completion of the bridge, the project will move on to the construction of the bridge deck and auxiliary facilities, with track laying expected to start in May next year [1] - The overall progress of the Chengyu Central High-Speed Railway is on track, with key projects including "two tunnels and one bridge" advancing according to schedule [1] Group 3: Strategic Importance - The Chengyu Central High-Speed Railway is a crucial part of China's "Eight Vertical and Eight Horizontal" high-speed rail network, connecting major cities along the Yangtze River [1] - The railway line spans 292 kilometers, starting from Chongqing North Station and leading to Chengdu Station [1]

四川日报全媒体记者 吴聃 摄 ●成渝中线高铁预计2027年底建成通车 大桥合龙后，将转入桥面及附属设施施工，预计明年5月启动铺轨工作。目前，成渝中线高铁全线工程进展顺 利，包括沱江特大桥在内的"两隧一桥"控制性工程均按施工进度有序推进。 成渝中线高铁是我国"八纵八横"高铁网沿江通道的重要组成部分，线路自重庆枢纽重庆北站起，向西经渝川 多地，引入成都枢纽成都站，正线全长292公里。（记者 寇敏芳） ●最高运营时速有望达400公里 11月10日，在12台600吨连续千斤顶3小时作业后，成渝中线高铁控制性工程沱江特大桥主梁合龙。成渝中线 高铁预计2027年底建成通车，最高运营时速有望达400公里。届时，从成都至重庆将实现50分钟通达。 沱江特大桥位于成都简阳市石钟镇，全长1252米。项目创新设计飞燕式双排支座无推力拱桥结构体系，并基 于该结构体系深化研究设计出组合结构拱桥，让大桥如同巨弓横跨沱江，形成无推力自平衡稳定结构。施工中， 建设团队应用虚拟拼装技术，反复模拟演练，确保精准合龙。 ...

Group 1 - The Chang-Jiu High-Speed Railway has officially entered the overhead line construction phase with the installation of the contact network tensioning cable starting near Nanchang Changbei Airport Station [1] - The contact network project will involve the installation of 334.2 kilometers of contact lines, 26.2 kilometers of return lines, and 164.1 kilometers of lightning protection lines, with an expected construction period of 7 months [1] - Advanced BIM technology is being utilized to simulate the construction process, ensuring that each step meets design standards, while constant tensioning equipment is used to control the tension and straightness of the cables with millimeter-level precision [1] Group 2 - The Chang-Jiu High-Speed Railway is a key component of the national "Eight Vertical and Eight Horizontal" high-speed rail network and is part of the 102 major engineering projects outlined in the national "14th Five-Year Plan" [2] - The railway spans 138 kilometers from Lushan Station in Jiangxi to Nanchang East Station, enhancing connectivity between the Yangtze River Middle Reaches urban agglomeration, the Poyang Lake urban agglomeration, and surrounding cities in the Yangtze River Delta and Guangdong-Hong Kong-Macau regions [2] - The completion of the railway will significantly improve the high-speed rail network layout in China, facilitate the development of the Yangtze Economic Belt, and enhance the transportation infrastructure level in Jiangxi Province, promoting high-quality economic and social development along the route [2]

西渝高铁康渝段大象洞隧道贯通 中新网成都10月29日电 (记者 刘忠俊)10月29日，西渝高铁安康至重庆段(以下简称"西渝高铁康渝段")大 象洞隧道顺利贯通，标志着该线路全线隧道施工进入攻坚冲刺阶段。 据悉，西渝高铁通车后，将与成渝高铁、郑渝高铁等已运营线路，及渝昆、西延、西十高铁等在建线路 互联互通，助力中西部路网完善，便利沿线群众出行。(完) 来源：中国新闻网 编辑：王永乐 广告等商务合作，请点击这里 本文为转载内容，授权事宜请联系原著作权人 中新经纬版权所有，未经书面授权，任何单位及个人不得转载、摘编或以其它方式使用。 关注中新经纬微信公众号(微信搜索"中新经纬"或"jwview")，看更多精彩财经资讯。 贯通后西渝高铁康渝段大象洞隧道洞口。京昆高铁西昆公司供图 西渝高铁是我国"八纵八横"高铁网京昆通道、包(银)海通道的重要组成部分，路网战略地位突出。其中 康渝段正线长478公里，起于安康西站，经陕西安康、重庆城口，四川达州、广安，重庆合川、北碚， 终至重庆西站。 大象洞隧道位于四川省达州市宣汉县境内，由中铁二十局集团承建，为单洞双线铁路隧道，全长249 米。隧道地处巴山大峡谷国家4A级景区与省级自然保 ...

Group 1 - The current railway operating mileage in Chongqing has reached 3,130 kilometers, with high-speed rail mileage at 1,356 kilometers, an increase of 517 kilometers or 62% compared to the end of the 13th Five-Year Plan [1] - By 2027, four new high-speed rail lines are expected to be completed, including Chengdu-Chongqing, Chongqing-West, Chongqing-Wanzhou, and Chengdu-Dazhou-Wanzhou [1] - The Chengdu-Chongqing high-speed rail line is a crucial part of China's "Eight Vertical and Eight Horizontal" high-speed rail network and will reduce travel time between the two cities to 50 minutes [1] Group 2 - Wangbian Electric (603191) upgraded its power distribution and control equipment business through strategic acquisition, gaining a significant market share in railway electrification traction transformers [2] - Jiao Da Tie Fa (920027) specializes in the R&D, production, and sales of intelligent products and equipment for rail transit, participating in major projects like the Sichuan-Tibet Railway and Jakarta-Bandung High-Speed Railway [2] - New筑股份 (002480) is recognized for having the most comprehensive product certification in the bridge component industry, achieving high-level domestic substitution with its large displacement bridge expansion devices [2] - Silicon Treasure Technology (300019) produces silicone sealants for high-speed rail design, known for excellent adhesion to concrete [2] - Yunda Technology (300440) supplies products to all railway bureaus and major urban rail transit operators, with its high-speed train simulation training equipment being exported overseas [2] Group 3 - Tangyuan Electric (300789) provides traction power supply, engineering, and monitoring systems to 18 railway bureaus and over 40 metro companies [3] - Shangwei Co., Ltd. (603333) supplies general electric wire and cable products for metro projects in over 30 cities, including Beijing and Shanghai, as well as various railway projects [3]

Core Insights - The Weifang-Yantai High-Speed Railway, a crucial segment of China's "eight vertical and eight horizontal" high-speed rail network, has significantly enhanced regional connectivity and economic development in the Shandong Peninsula since its opening [1][4]. Group 1: Transportation Impact - The railway has facilitated a substantial increase in passenger traffic, with 3.246 million passengers sent and 6.9 million total arrivals and departures in its first year of operation [2][4]. - Travel times have been drastically reduced, with journeys from Weifang North Station to Laizhou taking as little as 24 minutes, and to Zhaoyuan only 41 minutes, cutting down travel time by nearly 2 hours compared to driving [2][3]. Group 2: Economic and Tourism Development - The opening of the railway has led to a surge in tourism, with over 40 scenic spots in Yantai offering discounts for high-speed rail ticket holders, resulting in a more than 40% increase in visitor numbers to attractions like Penglai and Laizhou [3]. - The railway has stimulated local economies, enhancing the appeal of surrounding industries such as hospitality and dining, and transforming the region's tourism from "transit tourism" to "in-depth tourism" [3]. Group 3: Quality of Life Improvements - The high-speed rail has improved the quality of life for residents, allowing for easier access to leisure activities and reducing travel times for students and workers, thus enhancing overall convenience and satisfaction [4][5]. - The railway serves as a vital link for families and individuals, making spontaneous travel feasible and fostering a sense of community and connectivity among the population [4][5].

Core Viewpoint - The successful completion of the last steel box girder installation and welding on the Chengdu-Dazhou-Wanzhou High-Speed Railway marks a significant milestone in the construction of the Suining Fujiang Grand Bridge, which is a key control project in the railway line [1] Group 1: Project Details - The Suining Fujiang Grand Bridge is located in Suining City, Sichuan Province, and spans a total length of 5,585.4 meters [1] - The main bridge features a special "H" type structure with a double-tower and double-cable steel-concrete composite girder, with a main span of 305 meters, ranking first in the southwest and second nationwide for this type of bridge [1] Group 2: Construction Progress - The Chengdu-Dazhou-Wanzhou High-Speed Railway has a total length of 477 kilometers and is designed for a speed of 350 kilometers per hour [1] - Currently, 136 tunnels have been constructed, with 130 already completed, and bridge engineering is 86% finished, while roadbed engineering is 96% complete [1] - The project is now entering the phases of ballastless track bed, station building, and electrical engineering [1] Group 3: Economic Significance - The railway line is an important part of China's "Eight Vertical and Eight Horizontal" high-speed rail network, facilitating direct access from Sichuan Province to the Yangtze River Delta and Beijing-Tianjin-Hebei economic zones [1] - The construction of this railway is significant for developing the Chengdu-Chongqing economic circle [1]

Core Points - The successful completion of the Wujialan No. 1 Tunnel on October 14 marks significant progress in the construction of the Chongqing hub section of the Xiyu High-Speed Railway [1][3]. Group 1: Project Overview - The Chongqing hub section of the Xiyu High-Speed Railway spans a total length of 24.13 kilometers, featuring 15 bridges and 10.5 tunnels [3]. - The Wujialan No. 1 Tunnel, which has been completed, is located in Tongjiacxi Town, Beibei District, Chongqing, and measures 385 meters in length [3]. Group 2: Strategic Importance - The Xiyu High-Speed Railway is a crucial part of China's "Eight Vertical and Eight Horizontal" high-speed rail network, specifically connecting the Beijing-Kunming corridor and the Baotou-Haikou corridor [4]. - Upon completion, the project is expected to significantly reduce the travel time between urban and rural areas along the route, contributing to the consolidation of poverty alleviation efforts, promoting rural revitalization, urban-rural integration, and regional coordinated development, thereby establishing a new pattern for the development of the western region [4].