National Highway 3 10, numbered G3 10, is a national highway that runs through the east and west of China, starting from Lianyungang City, Jiangsu Province, passing through Jiangsu, Shandong, Anhui, Henan, Shaanxi, Gansu and Qinghai provinces, and ending in * * * County, Hainan Tibetan Autonomous Prefecture, Qinghai Province. East-West Arteries Parallel to National Highway-Lianhuo Expressway, New Eurasian Continental Bridge and Longhai Railway.
After the opening of the new national highway 3 10 in Sanmenxia, the urban framework of Sanmenxia will be further expanded by 60 square kilometers, which will solve the problem of "pollution passing through the city" in six counties (cities, districts), which is of great strategic significance to further enhance the competitiveness, influence and radiation of Sanmenxia, promote the rapid economic and social development, and accelerate the ecological protection and high-quality development of the Yellow River Basin.
National highway 3 10 construction;
On September 2, 2022, the first box girder of Lianhuo Expressway Bridge across Luofu Street was successfully erected in the reconstruction and expansion project of Huayin-Weinan Class I Highway of 3 10 National Highway, which laid a solid foundation for the completion of the "9.30" full bridge. On June 365438+1October 3 1 day, the preliminary design of the national highway from Qinghua in Meixian to Gaojia Town in Weibin was approved by the Shaanxi Provincial Department of Transportation.
165438+1October 28th, with the 40-meter T-beam weighing 133 tons in place accurately, the erection of 420 T-beams in 30 holes of Qinglong Mountain Bridge in G3 10 public welfare fund reconstruction project was successfully completed, marking the completion of the entire Qinglong Mountain Bridge.
12 On February 23rd, after 25 months of continuous fighting, the G3 10 line from Jianzha to * * section was successfully connected with Nanzonggou 1 tunnel, which marked that the construction of cambra tunnel group of Jianfeng * * highway project entered a comprehensive breakthrough stage.