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苏通长江公路大桥是目前世界第一大跨径斜拉桥。它位于江苏省东南部长江口南通河段,连接苏州和南通两市,是交通部规划的黑龙江嘉荫至福建南平国家重点干线公路跨越长江的重要通道,也是江苏省规划建设的五个跨江通道之一。它是我国建桥史上工程规模最大、综合建设条件最复杂的特大型桥梁工程。苏通大桥工程路线全长32.4km,跨江大桥工程总长8206m,其中主桥长2088m。主桥桥型采用七跨连续双塔双索面钢箱梁斜拉桥,跨径布置为100+100+300+1088+300+100+100m。其中斜拉桥主孔跨度
Sutong Yangtze River Highway Bridge is the world’s largest span cable-stayed bridge. It is located in the Nantong section of the Changjiang Estuary in the southeastern part of Jiangsu Province and connects the two cities of Suzhou and Nantong. It is an important thoroughfare spanning the Jiajiang-Heilongjiang-Fujian Nanping key national trunk highway across the Yangtze River and also planned by the Ministry of Communications. one. It is the largest bridge project in the history of China’s bridge construction and the most complicated large-scale bridge project with comprehensive construction conditions. Sutong Bridge project route length of 32.4km, cross-river bridge project total length 8206m, of which the main bridge length 2088m. The main bridge adopts a seven-span continuous double-tower double-cable face steel box girder cable-stayed bridge with a span of 100 + 100 + 300 + 1088 + 300 + 100 + 100m. Which cable-stayed bridge main span