On April 28, 2020, along with the construction order and the uniform construction vehicle whistle, the tunnel project that was expected by the people of Jingjiang ushered in the good news of the start of construction, and the Jingyin Jingjiang Tunnel Project was officially started.
The Jiangyin Jingjiang Tunnel Project is located between the Jiangyin Bridge and the Taizhou Bridge, 5 kilometers from the Jiangyin Yangtze River Bridge, 27 kilometers from the Changtai Bridge under construction upstream, and 54 kilometers from the Taizhou Yangtze River Bridge. The project starts at the intersection of Chengxi Avenue and Gongxin Road in Jingjiang City in the north, sets a tunnel north of Xingang Avenue, crosses the Yangtze River from Qixu Port, exits the tunnel south of Tongfu Road in Jiangyin City, and ends at Furong Avenue. The total length is about 11.825. Kilometers, of which the cross-river tunnel is about 6.4 kilometers long.
The main line of the Jiangyin Jingjiang Tunnel Project adopts the tunnel shield method to cross the Yangtze River. The wiring on both sides is constructed using viaducts and ground methods. The tunnel adopts the technical standard of expressway, two-way six lanes, and the design speed is 80km / h. "This is the seventh cross-river tunnel on the Yangtze River and the first in Taizhou." Zhuang Yong, deputy general manager of the China Railway Bridge Survey and Design Institute Group, one of the design consortiums, introduced the three-pipe tunnel project for the railway design. Highways and railways are arranged in parallel and constructed in phases. Double-pipe highway tunnels are implemented in the near future, and long-term railway single-pipe tunnels are reserved for the implementation conditions.
"Jiangyin Jingjiang Tunnel Project is a place where people are in harmony with time and place." Jiangyin Jingjiang Tunnel Engineering Project construction unit Yang Yudong, director of Jiangsu Provincial Transportation Engineering Construction Bureau, said that Jiangyin Jingjiang Tunnel Project is a comprehensive three-dimensional traffic corridor plan for the Yangtze River Economic Zone issued by the State Council (2014 ~ 2020) One of the river crossing channels.
The construction of the project conforms to the traffic development needs of Jiangyin City and meets the travel needs of people, laying a solid foundation for the relief of traffic congestion in Jiangyin City. After the project is completed, it will create a model project of Jiangsu as a powerful transportation country, an innovative project of China's high-water pressure large-diameter shield tunnel construction, and a fine project of comprehensive application of international leading intelligent management technology. Editor / Peng Xue
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