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武汉市四环线沌口长江公路大桥处于白沙洲长江大桥和军山长江大桥之间,全长8.599km。按高速公路标准设计,双向8车道,设计速度100公里/小时,桥宽46米,是目前长江上最宽的桥梁。工程概算总投资52.25亿,批复工期48个月。2014年10月8日,项目正式开工建设。沌口长江公路大桥主桥结构类型为双塔双索面钢箱梁斜拉桥,引桥采用预应力砼现浇箱粱、钢箱梁、预应力砼变截面连续箱梁等型式。项目由中国交建所属中交投资
The Fourth Ring Road of Wuhan Zhuankou Changjiang Highway Bridge is located between the Baishazhou Yangtze River Bridge and the Jun Shan Yangtze River Bridge, with a total length of 8.599km. According to the highway standard design, two-way 8 lanes, the design speed of 100 km / h, the bridge width of 46 meters, is the widest bridge on the Yangtze River. The total estimated investment of 5.225 billion project, approved the construction period of 48 months. October 8, 2014, the project officially started construction. The main type of the main bridge of the Zhuankou Changjiang River Highway Bridge is a type of cable-stayed bridge with double towers and double cable plane steel box girders. The approach bridge adopts prestressed concrete cast-in box beams, steel box girders and continuous box girder with prestressed concrete cross-section. The project is funded by China Communications Construction Co., Ltd.