The Xiang’an Tunnel is the first undersea tunnel on the Chinese mainland. The tunnel will be about nine kilometers long and 70 meters underwater, and will cost RMB 3.25 billion (USD391.5 million).
The tunnel will have six lanes and a top speed of 80 km per hour. Each end will connect to an expressway.
It consists of three tunnels: the left tunnel, the service tunnel and the right tunnel. The construction began simultaneously at the two ends of the tunnel, namely, the Wutong end and the Xiang’an end. The project is divided into four construction parts: A1-A4.
Currently, the excavation of the Xiang’an tunnel has been 90% completed. The right tunnel and service tunnel will be dug through in June, the left tunnel will be dug through in July. The whole tunnel is expected to be opened to traffic at the end of this year.
Content and photo from: www.whatsonxiamen.com
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