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合武高铁跨麻武线特大桥钢盖梁完成吊装,武汉至合肥将“一小时通达”
Chang Jiang Ri Bao· 2025-11-06 10:35
Core Points - The completion of the steel cover beam installation at the Zhoujiatian Village Bridge marks a significant milestone in the construction of the new Hefei-Wuhan High-Speed Railway [1][3] - The bridge, located in Hong'an, Hubei, is a key control project of the Hefei-Wuhan High-Speed Railway, with a total length of 1195.375 meters and 32 spans [1][6] - The installation faced high technical demands and challenges due to its proximity to existing railway operations, requiring precise control and management [1][3] Construction Details - The steel cover beam installation involved two beams weighing 210.12 tons each, with a lifting span of 32 meters and strict rotation angle controls [1] - Advanced machinery and information management techniques, including BIM technology, were utilized to enhance construction efficiency and safety [3] - The successful completion of this installation lays a solid foundation for subsequent bridge erection and track construction, facilitating the timely completion of the Hefei-Wuhan High-Speed Railway [3] Industry Context - The Hefei-Wuhan Railway, operational since April 1, 2009, currently has a maximum speed of 250 km/h, but faces capacity constraints due to increasing passenger flow [6] - The Hefei-Wuhan High-Speed Railway is part of the national "Eight Vertical and Eight Horizontal" plan, designed for speeds of up to 350 km/h, significantly reducing travel times between major cities [6] - Future travel times from Wuhan to Hefei are expected to decrease from 2 hours to 1 hour, enhancing overall transportation efficiency in the region [6]