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Zhongnanshan Tunnel

发布时间:2018-03-01

秦岭终南山隧道 (2)_副本.jpg


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Qinling Mountains Zhongnanshan highway tunnel is built on the basis of the double lane and four lane standard of the expressway. The length of the single hole is 18.02 kilometers, the length of the double holes is 36.04 kilometers, and the length is "second in the world and the first in Asia". The construction scale is the number one in the world. The tunnel was opened in January 20, 2007, and it is a milestone in the history of China's traffic.

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