Underwater tunnel construction project advances in Sanya, China, for Hainan Free Trade Port.
The Sanya River estuary passage project, the first underwater tunnel in Sanya, China, is advancing under the China Railway 20th Bureau Group. Aimed at improving urban layout and supporting the Hainan Free Trade Port, the tunnel will enhance transportation and alleviate traffic congestion. Progress is being documented through drone photography, showcasing the construction efforts in Hainan Province.
October 12, 2024
3 Articles