What is the highway with the highest average elevation in China?

The highway with the highest average elevation in China is the Sichuan-Tibet Highway (G3 18 National Highway), which connects Chengdu, Sichuan Province and Lhasa, Xizang Autonomous Region, with a total length of about 2 144 km.

Sichuan-Tibet Highway is located in the southwest of China, crossing the western Sichuan Plateau and Himalayas. It spans many geographical areas, including mountains, canyons, plateaus and grasslands. The average elevation of Sichuan-Tibet Highway is about 4,500 meters, and the highest point is located at the junction of Sichuan and Tibet, which is called Zhuomalacuo, with an altitude of 5,220 meters.

The planning and construction of Sichuan-Tibet Highway started at 195 1 and took many years to complete. It is an important milestone of highway construction in China and one of the most important Limburg Avenue in China. The construction of Sichuan-Tibet highway faces great difficulties and challenges, including high altitude, bad weather, steep mountain roads, mudslides and other natural conditions. Especially in the high-altitude section of Himalayas, the road conditions are difficult and special technology and facilities are needed to ensure traffic safety.

The value and function of Sichuan-Tibet highway;

1, Landscape and Tourism Value: Sichuan-Tibet Highway passes through many scenic spots, providing magnificent natural landscape and rich humanistic experience. Travelers can enjoy the unique scenery such as alpine snow peaks, steep canyons, lakes, grasslands and Tibetan Buddhist temples.

2. Traffic and economic importance: Sichuan-Tibet Highway is an important channel connecting Sichuan and Tibet, and it is also a traffic artery connecting southwest China and Tibet. It has played an important role in promoting regional exchanges and economic development, and provided convenience for material transportation, tourism and population mobility in Tibet.

3. Significance: As the highway with the highest average elevation in China, Sichuan-Tibet Highway is not only of great traffic and economic significance, but also a magnificent highway winding between mountains and canyons, attracting many travelers and photographers to explore and enjoy the beautiful scenery.

Baidu Encyclopedia-Chengdu-Lhasa Highway