房五高速是"鄂湘三江三山"（长江、清江、汉江、武当山、神农架、武陵山）旅游走廊的关键通道，建 设里程全长251公里，桥隧比达87.88%，为湖北省桥隧比最高的交通工程。线路跨越秦巴山区和武陵山 区，建设难度大，生态环保要求高。 房五高速建成通车后，将进一步完善鄂西骨架路网，提升区域通行效率，对推动汉江生态经济带与长江 经济带协同发展等具有重要意义。（记者樊曦） 新华社北京11月18日电 记者从中国铁建股份有限公司了解到，11月18日，由湖北交投集团投资建设、 中铁十一局参建的湖北省重点建设项目——房县至五峰高速公路房县段正式开工，为早日建成通车创造 了良好条件。 房五高速房县段是房五高速公路的重要组成部分，与房五高速神农架段、兴山段、兴山至长阳段、长阳 至五峰段共同组成整个通道。据中铁十一局项目负责人朱本兵介绍，房县段位于湖北省西北部，路线总 体呈南北走向，主线采用双向四车道高速公路标准建设，设计时速80公里。 ...

Core Insights - The Luzhou-Shi Expressway, specifically the 49-kilometer section connecting core areas of Luding County to the Hailuo Valley scenic area, is set to significantly reduce travel times and alleviate traffic congestion in the region [3][4]. Group 1: Project Overview - The Luzhou-Shi Expressway has a total length of approximately 96.5 kilometers, with an estimated total investment exceeding 17.4 billion yuan, designed as a dual four-lane highway with a speed limit of 80 km/h [5]. - The project connects the Yakan and Yaxi expressways, starting from the Sangangping interchange in Luding County and ending at the Dashanshu interchange in Shimen County, Yaan [5]. Group 2: Traffic Impact - Once operational, the travel time from Luding to Hailuo Valley will decrease from 1.5 hours to 50 minutes, while the journey from Chengdu to Hailuo Valley will be reduced from 4 hours to approximately 3.5 hours [4]. - The new expressway is expected to divert 80% of the traffic from the original provincial road, effectively alleviating traffic congestion in the western Sichuan tourism area [4]. Group 3: Engineering and Safety - The 49-kilometer section features over 60 bridges, with bridge and tunnel structures accounting for 86.5% of the total project [3]. - A comprehensive load test was conducted on 23 different types of bridges, assessing key metrics such as displacement and vibration, with all indicators meeting design and regulatory requirements [3].

建设中的乐西高速。受访者供图 青海久治—四川马尔康高速公 路,是四川首条全线海拔超 3000米 的高原高速公路,也是四川通往青海 的第一条高速公路大通道。全长约 219公里,通车后成都至久治的通行 时间将由8.5小时编短为5.5小时。 "地暖"高速 乐西高速27段共2374米 基本覆盖全线严重冰雪路段 智能化环路热管 埋深在路面15厘米以下 传感器监测到低温或降雪时 系统自动启动空气源热泵 实现冰雪自动融化 大幅降低封路概率 乐西高速 乐山—西昌高速公路,是成都 至西昌的第二条高速通道。主线会 长 152.48公里,预计于今年12月底 全线建成通车,该项目建成后将结 束雷波、美姑、昭觉三县不通高速历 史,缓解雅西高速通行压力。 日执琰" 高速刷屏 "电热毯"高速 久马高速试验段 石墨烯发热丝 钻设在路面下方约5厘米 通过智控系统启动、预热、关机 1.2小时 可融化30毫米厚的积雪 久马高速 胜街部 受访者供图 近日，久马高速火了，被网友贴上"电热毯"高速的标签，其"自发热"融雪系统被媒体频频报道：《四川首条"自带地暖"的高速公路 亮相，告别"暴雪即封路"》《川西高原的"暖路革命"：电热毯技术重塑冬季交通命脉》 ...

Core Points - The completion of the Xichang to Shangri-La (G7611) expressway will end the historical lack of expressway access for Liangshan, Yanyuan, and Muli [1][2] - Travel time from Xichang to Yanyuan will be reduced from 3 hours to under 1 hour, and travel time to Lugu Lake will decrease from 5 hours to under 2 hours [1][2] - The expressway will enable a direct drive from Chengdu to Lugu Lake in 7 hours, saving 2.5 hours compared to current travel times [1][2] Project Overview - The Xichang to Shangri-La expressway is a crucial segment of G7611, serving as an important horizontal passage connecting Sichuan, Yunnan, and Guizhou, as well as a key part of the Greater Shangri-La tourism circuit [2] - The project spans over 233 kilometers, with the main line exceeding 155 kilometers, and includes three branches to Xichang, Muli, and Lugu Lake [2] - The expressway is designed to be a dual four-lane highway with a speed limit of 80 km/h, featuring 32 tunnels and 131 bridges, with a bridge-tunnel ratio of 73.4% [2] - The estimated total investment for the project exceeds 58.7 billion yuan, making it the largest expressway construction project in the province managed by a single project company [2] Construction Progress - The successful completion of the Dengjiaping Tunnel marks the first dual-bore tunnel of the main line and the fourth dual-bore tunnel overall in the project [1][2] - Following the tunnel's completion, the project will proceed with T-beam erection, road surface paving, and electromechanical installation, indicating a shift from isolated breakthroughs to comprehensive progress [1][2] - The Dengjiaping Tunnel, located in a seismically active area, faced significant construction challenges, including ground subsidence and instability [1][2] - The project team has implemented real-time deformation monitoring and automated warning systems to ensure controlled conditions during construction [1]

"项目建成后，将刷新我省高速公路建设标准，构建起'智慧建造+智慧运营'的现代化交通网络。项 目将积极应用新材料、新工艺、新技术，在绿色低碳、智慧交通、数字化管理等方面进行创新探索，为 后续改扩建工程和智慧高速公路建设提供借鉴经验。"陕西交控西永曲太改扩建管理处处长宋剑表示。 据悉，该项目已被列入交通运输部"十四五"规划的重点建设项目。项目建成后，将显著提升国家运 输大通道的高效通行能力，对推动大西安都市圈拓展与经济一体化进程、助力西安咸阳国际机场打造国 际航空枢纽、支撑西安建设国际性综合交通枢纽城市、进一步夯实陕西作为全国综合交通枢纽省份的地 位具有重要意义。（记者：张乐佳） 近日，福银高速公路西安至永寿段改扩建项目开工。项目起于西安绕城高速六村堡枢纽立交，终点 至福银高速永寿南立交，全长79.099公里。其中，六村堡枢纽立交至咸阳北枢纽立交段采用双向十车道 标准，是我国西北地区首条十车道高速公路。 据介绍，项目设互通式立交12座，其中改建既有立交10座、新增2座；设服务区2处、养护工区2 处。项目概算总投资131.26亿元，全线设计时速120公里。 ...

Core Viewpoint - Sichuan Chengyu (601107.SH) announced the construction, operation, management, and transfer of the G5 Jingkun Expressway Chengdu to Ya'an section expansion project, indicating a significant investment in infrastructure development [1] Company Summary - The project is managed by Chengya Company, a subsidiary of Sichuan Chengyu, which has signed contracts with several construction groups for the expansion project [1] - The total contract values for the project are approximately RMB 131.31 billion, RMB 39.07 billion, and RMB 8.56 billion with the respective companies involved [1] Industry Summary - The expansion of the G5 Jingkun Expressway is part of a broader trend in infrastructure investment in China, aimed at improving transportation efficiency and connectivity [1]

该项目的建成，将进一步优化湖北省高速公路网络布局，增强鄂豫两省交通联系，随州至信阳车程 将由2小时缩短至50分钟，推动汉江、淮河生态经济带协同发展。 由湖北交投集团投资建设的随州至信阳高速公路项目近日顺利通过交工验收，标志着湖北与河南两 省之间再添一条高速新通道。 工程全线共设桥梁43座、隧道1座，桥隧比34.1%。设置互通式立交5处，包括随州东枢纽、余店、 关庙西、蔡河及三潭互通；同步建设匝道收费站4处，服务区、监控中心、养护工区各1处。此外，项目 还建有淅河连接线一条，全长7.55公里，连通曾都区淅河镇与余店互通。 随州至信阳高速公路是《湖北省综合交通运输发展"十四五"规划》中的重点工程。项目全长44.965 公里，概算总投资60.27亿元。项目起于随州市马坪镇，与麻安高速相接，经广水市关庙镇、蔡河镇， 终至鄂豫省界，与河南境内的信阳至随州高速公路贯通。全线采用双向四车道标准建设，设计时速100 公里，路基宽度26米。 ...

Core Viewpoint - The Taihei Expressway, spanning 33.9 kilometers, officially opened on October 29, enhancing transportation connectivity in Liaoning Province and integrating Tai'an and Heishan into the "one-hour traffic circle" of the region [1] Infrastructure Development - The expressway starts at Tai'an County and connects with the Anshan-Tai'an Expressway at the Kuangbang Hub, linking to the Jingha Expressway [1] - The project commenced full construction in April 2024, featuring a dual four-lane highway standard with a design speed of 120 km/h and a roadbed width of 27 meters [1] - The expressway includes one hub interchange, two general interchanges, three toll stations, and one maintenance work area [1] Regional Impact - The completion of the expressway facilitates rapid access from the northwestern Liaoning region to the Shenyang metropolitan area [1] - This year, several other expressways in Liaoning, including the Jingha expansion project, Benhuan Expressway, and Lingsui Expressway, have also been completed and opened [1]

Core Insights - The construction of the Xichang to Shangri-La Expressway, particularly the Lugu Lake Grand Bridge, has achieved significant milestones, including the completion of the height of the tower exceeding 100 meters and the precise installation of the beam, marking a rapid advancement in the project [4][5]. Project Overview - The G7611 Xichang to Shangri-La Expressway project spans a total length of 233.132 kilometers with a design speed of 80 km/h and a bridge-tunnel ratio of 73.4%. The cost per kilometer is approximately 2.51 billion yuan [3]. - The project officially commenced construction in 2022 and has now entered a large-scale construction phase [3]. Engineering Achievements - The Lugu Lake Grand Bridge is a key component of the expressway, measuring 1952 meters in total length, with a main span of 1680 meters, making it a steel truss suspension bridge. It is recognized for holding multiple world records, including the largest span cable-stayed bridge and the largest underground interchange in mountainous areas [4][5]. - The construction of the bridge has been characterized by innovative techniques, such as the use of a "double insurance visual aerial self-regulating hoisting system," which allows for real-time adjustments during the installation of beams, achieving millimeter-level precision [6]. Investment and Progress - As of this year, over 80% of the planned investment of 11.5 billion yuan has been completed, amounting to 9.558 billion yuan [9]. - All critical and challenging engineering projects along the expressway have commenced, with 32 tunnels and 131 bridges, of which 128 bridges are under construction [9]. - The project is part of a broader initiative in Sichuan province to complete 900 kilometers of expressways, particularly focusing on the regions of Ganzi, Aba, and Liangshan [9].

Core Points - The Taihei Expressway officially opened on October 29, achieving the goal of high-quality "county-to-county" expressway connectivity in Liaoning Province [1][2] - The expressway spans 33.9 kilometers, with 13.8 kilometers in Tai'an County and 20.1 kilometers in Heishan County, built to a dual four-lane standard with a design speed of 120 km/h [1] - The project was completed in just 22 months, showcasing a new speed for expressway construction in Liaoning [1] - The opening of the expressway enhances transportation links between Tai'an and Heishan, integrating them into a "one-hour traffic circle" centered around Shenyang [1][2] - The expressway is expected to improve regional road network structure, optimize the development environment, promote resource development along the route, and support rural revitalization [1] Industry Insights - The opening of the Taihei Expressway is part of a broader trend in Liaoning, where four expressways have been completed a year ahead of schedule, totaling over 600 kilometers [2] - Since the beginning of the 14th Five-Year Plan, Liaoning has implemented 14 expressway construction projects, covering a total of 1,385 kilometers [2] - The province's transportation infrastructure investment growth rate, coverage of express railways, and expressway coverage in counties and districts rank among the top in the country [2] - The provincial transportation department plans to continue focusing on major project construction, accelerating key projects like the Qin-Shen Phase I and New-Fu Expressways to support high-quality development in Liaoning [2]