The longest road tunnels in the world

Summary: A variety of road tunnels around the world are notable for their lengths and unique features. The Gotthard Road Tunnel in Switzerland, once the longest, spans 10.46 miles and features traffic control measures. In contrast, China’s Jinpingshan Tunnel, at 10.90 miles, is a restricted-access tunnel built for the Jinping Dam, showcasing advanced engineering as it runs deep underground. Both structures highlight incredible feats of modern infrastructure.

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