brief introduction
Jianghai Expressway is connected with the planned Haiqi Expressway, passing through Yangzhou, Taizhou and Nantong, with a total length of 98. 1 km, which is an important part of the third cross of "five verticals, nine horizontals and five connections" in the expressway network planning of Jiangsu Province. At the same time, it is the connecting line of Shanghai-Shaanxi Expressway in the "permanent" national expressway network.
Jianghai Expressway connects Liyang Expressway in the west, runs through Beijing-Shanghai Expressway, Ningjingyan Expressway and Coastal Expressway, and connects with the planned Haiqi Expressway, Yangkou Port and Chongqi Bridge in the east. It is an important east-west highway passage in central Jiangsu Province and an important part of Hai 'an Expressway connecting Nanjing and Shanghai.
The design speed of Jianghai Expressway is 1.20km/h, and the bridge is designed as a first-class highway with automobile load, which is divided into two sections, of which the starting point is about 47.6 km away from Ningjingyan Expressway, and the two-way six-lane standard is adopted, and the subgrade width is 34.5m.. The section from Ningjingyan Expressway to Coastal Expressway is about 50.5 kilometers, with two-way four-lane standard and subgrade width of 28 meters. There are 13 interchange and two service areas on the whole line. The total budget of Jianghai Expressway project is 6010.4 million yuan, with an average cost of 610.3 million yuan per kilometer, including 4.064 billion yuan for construction and installation, with an average cost of 4,654,388+0.43 million yuan per kilometer.
Jianghai Expressway is an important east-west highway passage in the middle of Jiangsu Province and an important part of Shanghai-Nanjing Expressway. Its completion is of great significance to further improve the regional expressway network, build an important east-west expressway in Central Jiangsu, strengthen the connection between Nanjing, the provincial capital, and central cities such as Tong, Yan and Tai, promote the construction of industrial belts in cities along the line, promote the development strategy along the Yangtze River and the coast, accelerate the economic rise of Central Jiangsu, and actively integrate into the Yangtze River Delta.
function
Jianghai Expressway connects Ding Huo Hub at the intersection of G2 Beijing-Shanghai Expressway and Yangzhou Northwest Ring Expressway (now S28 Qiyang Expressway) in the west, and Anxue Hub at the intersection of G 15 shenyang-haikou expressway and the planned Haiqi Expressway in the east. The expressway standard of fully enclosed and full interchange is adopted, the design speed is 120Km/h, the total length from the starting point to the bridgehead hub of Ningjing weir is 47.670Km, and the total mileage is 99.772km.. The length from the bridgehead hub to the hub is 52. 102Km, adopting the standard of four-lane expressway, the subgrade width is 28.0m, and the total earthwork of the whole line is about 6.5438+0.434m3.: The road surface is 2,587,600 square meters; The total length of the main bridge is 18929.552m, accounting for 18.97% of the line length, including 3 extra-large bridges with a length of 4020 m; 27 bridges, length12148m; 1 crossing the railway and 2 crossing the railway; Set interchange (hub) 12, and reserve one; 27 separated interchanges; Channel165; 284 culverts; 2 service area; Management sub-center 1, toll station 10. The estimated total amount is 5.803 billion.
2010165438+12, vice mayor Ji Chunming of Yangzhou, secretary of Jiangdu District Party Committee Ni and deputy district head Yuan inspected the preparations for the opening ceremony of the expressway. Jianghai Expressway has been fully completed, and the number of expressways opened to traffic in Jiangdu District has increased to four, with a mileage of nearly 90 kilometers.
Jianghai Expressway started construction in September, 2007, with a total length of100km, including 24.6km in Jiangdu urban area, with six lanes in both directions, passing through four towns of Ding Huo, Yiling, Dinggou and Guocun, with three interchanges. Since the construction of Jianghai Expressway started, Jiangdu District has expropriated 51000 mu of land and demolished 272 households * * * 5 1000 square meters along the line, which has made positive contributions to the smooth construction of the project.
Jianghai Expressway is a key project for Jiangdu to build a regional transportation hub city. Its completion and opening to traffic is an important measure for Jiangdu District to respond to the coastal development strategy and seize development opportunities. It will play a good role in promoting Jiangdu's economic transformation and upgrading, innovation and development, and will also effectively promote the coordinated development of the Yangtze River and Lixia along the Yangtze River. After the opening of Jianghai Expressway, people in all towns in Jiangdu District will be able to get on the expressway in about 15 minutes, and the convenient and efficient expressway will surely give wings to Jiangdu's leap-forward development.
The above is the introduction of Zhong Da Consulting on Jianghai Expressway. For more information about expressways, please pay attention to the architectural knowledge column of Zhong Da Consulting.
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