On June 30, 2022, the Taizhou section of the Nanjing-Yancheng Expressway project in Jiangsu held a groundbreaking ceremony in Xinghua, officially kicking off the construction of the Ningyan Expressway.

Ningyan Expressway

The Nanjing-Yancheng Expressway is the third of the six verticals, ten horizontals and fifteen shots in the "Jiangsu Expressway Network Planning" (2017-2035), numbered S1, and the route passes through Nanjing Liuhe, Yangzhou Yizheng, Gaoyou and Taizhou Xinghua. The total length is 126.6 kilometers. The whole line adopts the standard construction of two-way six-lane expressway. The design speed is 120 kilometers per hour. The estimated total investment is 30.15 billion yuan.

The Taizhou section, which started this time, has a total length of 24.908 kilometers. There are 4 interchanges and Zhuhong service areas in Xinghua South Hub, Lincheng, Shenlun and Dayuo Hub. The estimated investment of the project is 7.059 billion yuan, and the construction period is four. year.

Liu Xin, deputy manager of the 5th bid project of Ningyan Expressway of China Railway Seventh Bureau, introduced that the 5th bid section, which was started in the early stage, is 3.6 kilometers in total, including the Daduo hub interchange that spans the Yanjing Expressway. The main works include 6 bridges and 8 ramp bridges. Blocks, 10 culverts, etc., one of which is a 1797.7-meter extra-large bridge is a control project. 5. The high proportion of bridges, large scale of bridge construction, many engineering technical difficulties, complex construction environment, dense rivers and ponds along the project line, vertical and horizontal rivers forming a network, large amount of dredging works, added difficulties to the construction, the project department will scientifically organize, Actively respond, turn difficulties into bright spots, and actively accumulate experience that can be used for reference in the construction of other tenders.

In the future, after the completion of the Ningyan Expressway, it will further improve the layout of the expressway network in central Jiangsu, improve the level of interconnection and conversion efficiency of the expressway network, and at the same time, it can drive Gaoyou, Xinghua, Yancheng Dafeng and other northern and central Jiangsu provinces. The transportation will drive the rapid economic and social development along the route, serve the people to travel quickly and conveniently, and promote the integration of the Yangtze River Delta and the development of the Nanjing metropolitan area. Editor/He Yuting