Wuhan Yangtze River Tunnel
The 327th longest tunnel in the world
The Wuhan Yangtze River Tunnel (also known as the Wuhan Changjiang Tunnel), is the first tunnel under the Yangtze River. Trial operation commenced on December 28, 2008. It takes about seven minutes to cross the Yangtze River by car using the tunnel. The tunnel connects Hankou and Wuchang districts in the city of Wuhan. Construction commenced in 2004. Its length is 3,630 meters.
Tunnel data from Wikidata (CC0). Summary from Wikipedia (CC BY-SA).