天府站“凤凰”破茧待飞，成达万高铁加速建设丨项目攻坚零距离

Project Overview - Tianfu Station is located in Chengdu and serves as the starting point for the Chengdu-Dazhou-Wanzhou high-speed railway, with a total construction area of approximately 612,000 square meters, making it the largest railway station building in Sichuan [1] - The station features a total of 12 platforms and 22 tracks, with a structure comprising 3 above-ground levels and 2 underground levels [1] Project Progress - The installation of the ceiling and internal construction is nearing completion, with the next phase set to begin the decoration work, aiming for overall completion by 2026 [2] Construction Details - The construction team, consisting of over 600 workers, has been working continuously for more than a month, with the installation of the outer facade and indoor ceiling expected to be completed by the end of the month [6] - Tianfu Station is recognized as the first in the country to adopt the "rib-ring large opening single-layer shell structure" for railway station buildings, presenting significant construction challenges due to its large area and complex design [6] Design Features - The design concept of Tianfu Station is based on "building a nest to attract phoenixes," featuring numerous curved elements that resemble a soaring phoenix [6] - The main visual focus of the station is the "Phoenix Eye," a non-concentric ellipsoidal steel shell structure, which is the largest single-span non-concentric ellipsoidal glass curtain wall structure in China [8] - Advanced technologies such as "Rhino + GH" software and 3D laser scanning are employed to ensure precision in the construction of the "Phoenix Eye" [8] High-Speed Railway Development - Tianfu Station is the starting point for the Chengdu-Dazhou-Wanzhou high-speed railway, which will have a speed of 350 km/h and is expected to connect various cities in Sichuan and Chongqing, with completion anticipated in 2027 [10] - Construction is progressing on seven new stations along the line, with all currently in active construction phases [10] Tunnel Construction - The key tunnel connecting Sichuan and Chongqing, known as the Guangming Tunnel, has been completed, measuring 8,468.8 meters in length, with significant challenges faced during construction [12] - The project management team has implemented enhanced safety measures and utilized advanced equipment to ensure construction efficiency and safety [12] Overall Railway Infrastructure - Approximately 46 million cubic meters of earthworks have been completed for the Chengdu-Dazhou-Wanzhou high-speed railway, accounting for 98.87% of the total, with all bridge foundations and piers completed [14] - The railway network in Sichuan has expanded to cover 21 cities and towns, with operational railway mileage exceeding 7,000 kilometers, ranking 11th in the country for high-speed railway mileage [14]