Core Viewpoint - The construction industry is actively engaged in various infrastructure projects during the national holidays, showcasing dedication and responsibility among workers [1][2][3][4][5][6]. Group 1: Construction Activities - In Jiangxi, over 1,200 workers from China Railway 25th Bureau are working on the Bai Shi Qiu Bridge, which is crucial for subsequent rail laying [2]. - In Shaanxi, the construction of the Shenwa Railway is progressing with a focus on key projects like the Kuye River Bridge and the Caoduo Mountain Tunnel [2]. - In Guangxi, 415 workers are involved in the Guangxi Linning Expressway project, utilizing various heavy machinery to meet annual construction goals [3]. - In Hubei, hundreds of workers from China Railway 18th Bureau are working around the clock on the Yuefu High-speed Railway's Moon Mountain Bridge [3][4]. - In Jiangsu, the construction of the Nantong-Haitai Yangtze River Tunnel is advancing with a domestic shield machine achieving an average progress of 16 meters per day [5]. - In Guangdong, over 200 workers are tackling challenges in the Hezhang High-speed Railway project, particularly in areas with complex geological conditions [6]. Group 2: Worker Commitment - Workers express pride in contributing to significant infrastructure projects during the holidays, emphasizing the importance of their roles in improving transportation [3][4]. - Project leaders highlight the need for safety and progress, especially during holiday periods, to ensure timely completion of critical infrastructure [2][4][6].

Core Points - The completion of the first tunnel over 5 kilometers long, the Pianshan'an Tunnel, marks significant progress in the construction of the Rui-Mei Railway [1][3] - The Rui-Mei Railway is a major project identified in the national "14th Five-Year Plan," with a total length of 240.29 kilometers and a design speed of 160 kilometers per hour [5] Group 1: Tunnel Construction Progress - The Pianshan'an Tunnel is located in Anyuan County, Ganzhou City, Jiangxi Province, with a maximum burial depth of 332 meters [1] - The construction faced various geological challenges, including strong water sections, fault zones, and high ground stress areas, which increased the difficulty and safety risks [1][3] - Advanced technologies such as "geological radar + advanced horizontal drilling" were employed to accurately identify geological conditions within a 100-meter range ahead of the tunnel face [3] Group 2: Overall Project Status - As of now, the Rui-Mei Railway has completed 76,422 meters of tunnel excavation, 26,502 meters of bridge construction, and 14.2576 million cubic meters of earthwork for the roadbed [3] - The project aims to complete the main station buildings in Anyuan, Huichang, and Xunwu by the end of the year [3] - The railway will enhance the railway network in the Gan-Yue region and improve transportation links between the Pearl River Delta, eastern Guangdong, and central regions, promoting regional coordinated development [5]

Core Points - The Rui-Mei Railway's Panshan'an Tunnel, located in Anyuan County, Ganzhou City, Jiangxi Province, has a maximum burial depth of 332 meters and is the first long tunnel to be completed along the entire Rui-Mei Railway line [1] - As of now, the construction progress of the Rui-Mei Railway's Jiangxi section has exceeded 84% for tunnel engineering, over 82.6% for bridge engineering, and over 81.7% for roadbed engineering [1] - The total tunnel excavation completed for the Jiangxi section of the Rui-Mei Railway is 76,422 meters, with bridge construction completed at 26,502 meters and earthwork for the roadbed reaching 14.2576 million cubic meters [1] - The Rui-Mei Railway connects Ruijin in Jiangxi and Meizhou in Guangdong, with a total length of 240.29 kilometers and a designed speed of 160 kilometers per hour [1]

Core Points - The completion of the Xiangshui Grand Bridge, a key segment of the Ruimei Railway, marks significant progress in the project [1] - The bridge spans 2820.3 meters and features a main span of 160 meters over the Xiangshui River, showcasing complex construction processes and high safety risks [1] - The Ruimei Railway is part of China's 14th Five-Year Plan, aimed at enhancing transportation links between the revolutionary old areas and the Guangdong-Hong Kong-Macao Greater Bay Area [2] Group 1 - The Ruimei Railway has a total length of 240.29 kilometers and is designed for a speed of 160 kilometers per hour, classified as a national first-class single-line electrified railway for both passenger and freight [2] - The successful completion of the continuous beam ahead of schedule allows for expedited preparations for subsequent track laying and bridge construction [1] - The project employs 12 advanced construction techniques and AI analysis to improve efficiency while ensuring safety and quality [1] Group 2 - The railway will enhance the railway network in the Gan-Yue region, strengthening transportation connections between revolutionary old areas and central regions [2] - The project is expected to play a crucial role in promoting rapid economic development in the revolutionary old areas [2]