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1.苏通大桥苏通大桥工程规模浩大:其主跨跨径达到1088m,是世界最大跨径的斜拉桥;其主塔高度达到300.4m,为世界最高的桥塔;主桥两个主墩基础分别采用131根直径2.5m至2.85m、长约120m的灌注桩,是世界最大规模的群桩基础;主桥最长的斜拉索长达577m,也是世界最长的斜拉索。主要工程量有:桥涵混凝土149.3万m~3,钢箱梁4.9万t,钢材23万t,斜拉索6278t,填挖方317.6万m~3,
1. Sutong Bridge The Sutong Bridge is a large-scale project with a span of 1088 m and the world’s largest span cable-stayed bridge. Its main tower reaches a height of 300.4 m and is the tallest tower in the world. The two main bridges The foundation of the pier adopts 131 piles with diameter of 2.5m to 2.85m and length of 120m respectively. It is the largest group pile foundation in the world. The longest stay cable of the main bridge is up to 577m long and is also the longest stay cable in the world. The main works include: 1.493 million m 3 of bridge and culvert concrete, 49,000 t of steel box girders, 230,000 t of steel, 6278t of stay cables, 3,166,000 m 3 of fill and cutters,