Changji Expressway is the * * section of Quanzhou-Bijie line and Ningbo-Zhangmu line in Hunan Province planned by the Ministry of Communications. It is one of the key highway construction projects of the country and Hunan Province during the Tenth Five-Year Plan period, and it is also an important part of the main skeleton of Hunan Expressway. It is an important highway transportation channel connecting the eastern, central and western regions of China and plays an important role in the national and provincial trunk highway network. Changji Expressway was officially opened to traffic on February 18, 2008.
High speed introduction
Changji Expressway Project has been approved by the National Development and Reform Commission (No.760 of 2003). The route of this project starts from Doumu Lake in Changde City, connects with Zhang Chang Expressway, passes through Xujiaqiao, Taohuayuan, Zheng Jiayi and Yangxi Bridge, enters Yuanling County in Huaihua City in Taipingpu, and then passes through Guanzhuang, Nanmupu, Madiyi, Liangshuijing and Maxipu in Yuanling County. The total length of the main line is 223.7 kilometers (including Changde 7 1.2 kilometers, Huaihua 102.5 kilometers and Xiangxi Autonomous Prefecture 50 kilometers), and the tie line 13.7 kilometers (including Taoyuan 4.3 kilometers, Cha 'anpu 3.0 kilometers, Yuanling 4.7 kilometers and Jishou10).
The main line of the whole line is built according to the standard of two-way four-lane expressway. It is about 7 1.6 km from the starting point to Cha 'anpu, the calculated driving speed is 100 km/h, the subgrade width is 26 meters, and Cha 'anpu is about 152. 1 km from the end point, the calculated driving speed is 80 km/h, and the subgrade width is 24.5 meters. Jishou connecting line is constructed according to the first-class highway standard, and the rest connecting lines are constructed according to the second-class highway standard. There are 9 interchanges, 2 interchanges, 28 separated interchanges, 27 bridges 127, 529 passages and 35 tunnels. Earth and stone work 1, 2 1, 600 square meters, stone work 25 1, 500 square meters, asphalt pavement 350 1, 000 square meters. There is a monitoring sub-center along the line 1. There are 4 tunnel monitoring stations, 3 service areas, 6 maintenance work areas (including 2 tunnel maintenance work areas) and 9 toll stations. The whole line will be fully enclosed, fully transferred, fully controlled in and out, and equipped with perfect services, management and monitoring, communication, charging and other facilities.
The total investment of this project is 65.438+0.068 billion yuan, and the starting point is 654.38+0.73 kilometers away from Yuanling, which is a loan construction project of Asian Development Bank. The 50-kilometer Xiangxi Autonomous Prefecture is a domestic capital construction project, in which the national investment is 4.69 billion yuan, accounting for 42% of the total investment, and the bank loan is 6.49 billion yuan (including the loan from the Asian Development Bank of 300 million US dollars), accounting for 58% of the total investment.
charging standards
Charging standard: charging by weight is not implemented for the time being, but by vehicle type.
Class I car: 0.5 yuan/km.
Class II vehicle: 0.8 yuan/km.
Type III car: 1. 1 yuan/km.
Class iv vehicles: 1.3 yuan/km.
V car: 1.5 yuan/km.
detail
Traffic area
Dingcheng District, Changde City; Yuanling County and Taoyuan County of Huaihua City; Luxi county, Xiangxi Tujia and Miao Autonomous Prefecture; And Jishou service area.
Name of Regional Service Area: Taohuayuan Service Area, Taoyuan County, Changde City; Yuanling Service Area, Yuanling County, Huaihua City; Entrance and exit of Luxi service area in Luxi County, Xiangxi Tujia and Miao Autonomous Prefecture.
The names of regional entrances and exits can lead to regional remarks: Doumuhu Interchange G55 13 in Dingcheng District of Changde City, Zhangjiajie G3 19 in Changsha, Taohuayuan G3 19 in Changde South Expressway and Zhang Chang Expressway, S226, Taoyuan, Wuyun Street G3 19 in Taohuayuan County, Changde City, and Zheng Jiayi Tea Temple. Maxipu Xiangxi Tujia and Miao Autonomous Prefecture Luxi G3 19, Luxi, Xianxi, G3 19, Jishou East, Jishou City, Xiangxi Tujia and Miao Autonomous Prefecture, Wuxi, Hexi Jishou Interchange G65, Huayuan, G56, Fenghuang, G3 19, Jishou connects Jicha Expressway, Jishou. The above is the introduction of Zhong Da Consulting to Changji Expressway. For more information about expressways, please pay attention to the architectural knowledge column of Zhong Da Consulting.
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