The expressway will be around 39 km long, including 11.2 km under the river.
https://www.chinadaily.com.cn/a/202209/08/WS6319aecea310fd2b29e76b53.html
cover tunnel photo by: Matt Brown from London, England / CC BY
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https://www.chinadaily.com.cn/a/202209/08/WS6319aecea310fd2b29e76b53.html
Construction of large-scale Yangtze River tunneling project underway
www.chinadaily.com.cnThe construction of a large-scale tunneling project under the Yangtze River kicked off Wednesday in East China's Jiangsu province, the China Railway Construction Corporation Ltd. said on Thursday.