Xi Baoan expressway is an important section of National Highway 3 10 (Lianyungang-Huocheng) and the main skeleton of "two vertical and two horizontal" highways in China. It was a national key transportation project during the Eighth Five-Year Plan and a high-grade highway with the largest investment, the longest mileage and the most complete facilities in Shaanxi Province at that time. Xibao expressway starts from Wei Zhai in Anhou, Xi 'an, along the north bank of Weihe River and the south side of Longhai Railway, passing through weiyang district, Xianyang, Xingping, Wugong, Yangling Demonstration Zone, Fufeng County, Meixian County and Qishan County in Xi 'an, with a total length of about 203 kilometers. Among them, the total length from Xi 'an to Baoji expressway is 155KM, and the designed driving speed is 120 km/h, which shall be borne by Shaanxi Provincial High-grade Highway Administration Bureau.
Xi 'an-Xingping section of Xibao Expressway1992 started in April, and/KLOC-0 was completed and opened to traffic at the end of 993.
1992165438+10 The construction of Baoji-caijiapo section started, and 1994 was completed and opened to traffic at the end of this year;
Xingping-caijiapo section started in August 1993 and was completed and opened to traffic at the end of 1995. Xibao Expressway runs through the whole line;
In September 2009, Baotian expressway Niu Bao Section was completed and opened to traffic, with a total length of 40.6 kilometers and a design speed of 80 kilometers per hour. So far, Xibao expressway has a total length of 203 kilometers. It is managed by Xibao Branch of Shaanxi Expressway Group.
On June 65438+February 65438+February 6, 2008, the expansion project of Xibao expressway (Xi 'an-Baoji) started, which was undertaken by expressway Group, and the Xibao Reconstruction and Expansion Project Management Office of expressway Group was the project executing agency. The estimated construction period is 3 years, 20 1 1 year1.22, and the two-way eight-lane section from Xingping to caijiapo is rebuilt and opened to traffic, with the design speed of100 km/h. At present, Xibao expressway has become one of expressway with the highest design standard and the largest traffic capacity in the northwest.
Xibao expressway has a total of 2 interchanges 12, 54 separated interchanges, 398 passages and 586 culverts, and 4 large and medium-sized bridges across rivers such as Fenghe River, Weihe River, Qishui River and Heqian River, including 4 extra-large bridges1070m/1. There are 8 long tunnels and 7 short tunnels. There are also 18 toll stations and three service areas along the line, and perfect facilities such as transportation, communication and toll collection system are also provided.
The completion and opening to traffic of Xibao expressway has realized the synchronous connection between Shaanxi and Gansu provinces and expressway, which plays a very important role in promoting the western development, strengthening economic ties and exchanges between the east and the west, enhancing Shaanxi's transportation location advantages, accelerating the economic development of Shaanxi and even the western region, and further promoting the opening up and the development of tourism resources.
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Xi security protection expressway
Xibao Expressway is an important section of G30 Lianhuo Expressway and a high-grade highway with the largest investment, the longest mileage and the most complete facilities in Shaanxi Province. It starts in Houweizhai, Xi 'an, passes through one district, one city and seven counties, and reaches Douzhong Road, Baoji City. At the same time, it is equipped with perfect transportation, communication and charging system facilities. Xibao Expressway passes through the essence hinterland of Guanzhong, Shaanxi Province, and the total industrial and agricultural output value in the area accounts for about 80% of the province. This is a key project of Shaanxi's economic development, with remarkable economic benefits.
The highway will be built by stages. The Xixing section started in April 1992 and was completed and opened to traffic in February 1993. Baocai Section started construction in April, 1993, and was completed and opened to traffic in February, 1994. Xingcai section was started in April 1994, and was completed and opened to traffic at the end of 1995. 1995 65438+On February 25th, Xibao was completed and opened to traffic.
afforest
Xibao expressway Greening
Northwest China is rich in resources, but the ecological environment is very fragile. Ecological environment management is the key to development, and greening is an important part of ecological environment management. Based on the investigation of the present situation of greening construction in Xibao and Xitong expressway, this paper expounds some existing problems from the aspects of nature, environment, human activities and economy, and puts forward some suggestions, with a view to form a system of greening construction in expressway in northwest China and play a good protective role.
The above is the introduction of the construction network to Xibao Expressway. For more information about expressways, please pay attention to the architectural knowledge column of Zhong Da Consulting.
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