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The worlds largest span three-tower Cable-stayed Bridge began to turn into the construction of the middle tower column

Source:    Date:2022-08-18  

On August 10, Maanshan rail-cum-road Yangtze River Bridge is the world's largest span three-tower Cable-stayed bridge. The No.3 pier of Maanshan rail-cum-road Yangtze River Bridge under the main tower concrete pouring all completed, marking the main tower began to turn into the middle tower column construction phase.

Maanshan rail-cum-road Yangtze River Bridge is a key control project of Chaohu- Maanshan Intercity Railway, which will create many world records. Its main tower is constructed with ultra-high multi-limb steel and hybrid combination tower, and the highest main tower reaches 345.6 meters, with high technology requirements and difficult line control.

For the cross beam construction process is complex, the concrete casting is difficult, the safety risk of high-altitude work is high, the large volume of concrete inside and outside the temperature difference is difficult to control and the prestressing tensioning difficulty and many other difficulties, MBEC advance planning program, overcome the recent rare sustained high temperature weather, more than 200 builders fighting high temperature, fighting the heat, reasonable adjustment of labor time, for the successful completion of the beam construction task to provide comprehensive protection.

After the completion of the project, it will be of great significance to further improve the layout of the regional high-speed railroad network, enhance the transport capacity of the channel and promote the high-quality integrated development of the Yangtze River Delta and the development strategy of the Yangtze River Economic Belt.

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