求 新闻 此前，大桥分别进行了18车和48车的静载试验以及动载试验，经检测团队对数据的初步分析，均在计算限值范围内。 （总台记者 陈春晓 柳波） Company of the I (040), 8 the last the for the first t the late St. 18 - a 154 35 STACK 2 3 8 1 1 FREE A e are career g 8.7 201 12 △ 荷载试验车等待试验开始 这两天，世界第一高桥——花江峡谷大桥正在进行荷载试验，大桥接受通车前的"关键大考"。荷载试验是桥梁通车前验证大桥结构安全性与承载能力的关键 环节，也被称为大桥的"全身体检"。花江峡谷大桥荷载试验主要分为静力荷载试验和动力荷载试验。 今天上午（8月25日），花江峡谷大桥迎来静载试验最后一个环节，96辆试验卡车进行加载。车辆分五批，从桥两端对称驶入，并以桥梁中心线为界停靠。 试验车队按24辆→48辆→72辆→84辆→96辆的顺序分批上桥，每辆载重车有35吨，最终大桥承重达到3360吨左右。检测人员以这样的方式模拟大规模堵车 时，检验大桥各系统关键部位承载后的应力应变、挠度、偏位、索力等 ...

Core Viewpoint - The construction of the Huajiang Gorge Bridge in Guizhou, which will be the world's highest bridge upon completion, is a significant project under the "14th Five-Year Plan" aimed at enhancing regional economic development and tourism [2][3]. Group 1: Project Overview - The Huajiang Gorge Bridge, with a length of 2,890 meters and a height of 625 meters above the water surface, is expected to be completed by September, significantly reducing travel time between Guizhou's Guanshan County and Zhenfeng County [1][2]. - The bridge has attracted considerable tourist interest, contributing to local businesses and tourism growth, as evidenced by increased customer traffic for local vendors [1][2]. Group 2: Economic Impact - The bridge is part of a broader initiative in Guizhou, which has seen the construction of over 30,000 bridges, connecting more than 5,400 kilometers of roadways, thereby transforming the region into a "high-speed plain" [2][3]. - Guizhou holds a prominent position in global bridge rankings, with the top three highest bridges in the world and nearly half of the top 100 high bridges [2]. Group 3: Technological Innovation - The challenging geological conditions in Guizhou have driven technological advancements in bridge construction, including the development of key techniques for large-span suspension bridges and continuous rigid frame bridges [3]. - The integration of bridge construction with tourism has led to the development of projects that enhance local tourism offerings, such as extreme sports and leisure activities, significantly boosting local economies [3].

Core Viewpoint - The construction of the Huajiang Grand Canyon Bridge in Guizhou is nearing completion, showcasing advanced engineering and technology, and is set to significantly reduce travel time between key areas, while also boosting local tourism and economic opportunities [1][2][3] Group 1: Bridge Construction and Engineering - The Huajiang Grand Canyon Bridge features a main span of 1420 meters, making it the longest in mountainous regions, and a height of 625 meters, establishing it as the highest bridge in the world [1] - The project has achieved over 98% completion and is expected to open for traffic by the end of September [1] - Innovative technologies, including laser radar for wind observation, have been implemented to ensure safety during construction and future operations [1][2] Group 2: Economic and Tourism Impact - Once operational, the bridge will reduce travel time between Zhenfeng County and Guanling Autonomous County from one hour to just 90 seconds [2] - Local residents, such as Lin Guoquan, have begun to capitalize on the bridge's construction by transforming their properties into tourist accommodations, with high demand already noted [2] - The bridge is part of a broader initiative to integrate tourism with infrastructure, featuring attractions like high-altitude swings and rock climbing [2][3] Group 3: Infrastructure Development in Guizhou - The Huajiang Grand Canyon Bridge is a key project in the Guizhou Liuzhi to Anlong Expressway, contributing to the region's extensive network of over 30,000 bridges [3] - Guizhou's infrastructure development is set to reach a total expressway mileage of 9042 kilometers and over 220,000 kilometers of roads by 2024, enhancing connectivity and supporting high-quality regional development [3]

Core Points - The completion of the catwalk removal at the Guizhou Huajiang Gorge Bridge marks a significant construction milestone, paving the way for the bridge to be ready for traffic by the end of September [1] - The Huajiang Gorge Bridge, once completed, will be the highest bridge in the world, with a total length of 2890 meters and a maximum pier height of 262 meters [4] - The bridge is part of the Guizhou Li'an Expressway and has been under construction since January 2022, with various components already completed [4] Construction Details - The catwalk, which served as a platform for high-altitude work, was 4 meters wide and 2264 meters long, with its highest point nearly 800 meters above the river [1] - The catwalk was designed to withstand wind speeds of up to 12 levels, equivalent to the speed of a fast train, ensuring safety and stability for workers [1] - The bridge's construction includes the installation of guardrails, bridge deck paving, and sightseeing elevators, along with additional tourism-related projects such as cliffside hotels and glass restaurants [4] Industry Context - Guizhou province, known for its mountainous terrain, has built over 30,000 bridges in recent years, showcasing various bridge types and achieving multiple world records [4] - The ongoing development of infrastructure in Guizhou reflects the region's commitment to overcoming geographical challenges through innovative engineering solutions [4]

Core Viewpoint - The article highlights China's rapid advancements in bridge construction, projecting that by 2030, it will achieve significant milestones including the world's longest suspension bridge and the highest bridge, redefining civil engineering limits [1][2]. Group 1: Achievements in Bridge Construction - By 2030, China is expected to have the world's longest suspension bridge, the highest bridge, and various record-breaking cable-stayed bridges [1]. - The Changtai Yangtze River Bridge, set to open this year, will become the world's largest cable-stayed bridge with a main span of 1208 meters, surpassing the current record of 1104 meters held by the Russky Island Bridge [2][4]. - The Zhangjingao Yangtze River Bridge, scheduled for completion in 2028, will feature a main span of 2300 meters, making it the world's largest suspension bridge [4][6]. Group 2: Innovative Engineering Techniques - Advanced surveying methods, modeling, and engineering technologies, including breakthroughs in material science, are driving China's bridge construction [1]. - The rapid development of artificial intelligence (AI) and the use of automated construction equipment are expected to enhance safety and efficiency in bridge building [1]. Group 3: Notable Bridge Projects - The Danqing Grand Bridge, measuring 164.8 kilometers, holds the Guinness World Record for the longest bridge [9][11]. - The Xiyuanmen Railway and Highway Bridge in Zhejiang will become the world's largest combined rail and road bridge upon completion [12]. - The Tian'e Longtan Grand Bridge in Guangxi is currently the largest arch bridge in the world, with a main span of 600 meters, surpassing the previous record by 155 meters [13][15]. Group 4: Future Prospects - The Lion's Ocean Bridge in Guangdong is expected to become the world's first double-deck suspension bridge exceeding 2000 meters in main span [18]. - The Guanyinsi Yangtze River Bridge in Hubei is projected to become the second-largest cable-stayed bridge upon its completion in 2026 [21][22]. - The Hong Kong-Zhuhai-Macao Bridge, completed in 2018, is the longest sea-crossing bridge globally, significantly reducing travel time between the regions [22][24].

Group 1 - The Huajiang Grand Canyon Bridge, measuring 2890 meters in length and 625 meters above the water surface, is set to become the world's highest bridge, symbolizing a new era in Chinese infrastructure [1][4] - The construction team, primarily composed of young professionals with an average age of 28, has successfully tackled various engineering challenges, achieving multiple industry firsts during the project [3][4] - The project emphasizes the commitment and dedication of the young workforce, who have worked through holidays to ensure timely completion, highlighting their idealism and work ethic [4][6] Group 2 - The bridge is expected to facilitate economic development in the region, serving as a vital transportation link and addressing existing traffic bottlenecks [6][8] - The construction team is implementing advanced safety measures, including a fire-resistant protective layer for the main cable, to accommodate high-risk vehicles in the future [4][6] - The project reflects a historical significance, as the location has been a crucial passageway in the past, and the current construction aims to create a new legacy [4][8]