The map of the rail-be incorporated into Ningbo-Zhoushan with an underwater tunnel shows the route between Ningbo and Zhoushan. [Photo provided to chinadaily.com.cn]

The proposed technique for Ningbo-Zhoushan railway, the first high-speed train of China with a submarine segment connecting the Zhoushan Islands in Zhejiang Province, east China with continent is completed, the local evening News Ningbo on Saturday. evaluation

After two-year preparation, basic technical proposal for 16.2 kilometers of undersea tunnel along the, the longest project the world moves from an expert panel headed by Qian Qihu a academician of Chinese Academy of Engineering Thursday.

Ningbo-Zhoushan train, complete witha distance of 77 kilometers, will run through the tunnel of 16.2 kilometers of underwater length of Ningbo to Zhoushan Jintang Island, and over several bridges across the sea.

The railway is called to be a railway project that will facilitate high-speed trains and vehicles. In this project, trains and vehicles would travel by sea through two separate tunnels.

In particular, the underwater tunnel underwater railway tunnel will longest high-speed world when completed. Unlikethe 6.7 kilometers long of the Hong Kong-Zhuhai-Macau Bridge, this passage underwater would be a shield tunnel and placed more deep in seawater, creating many difficulties for the construction team.

to a maximum depth of 78 meters with optimum diameter of 14 meters, the shield of the underwater tunnel will reach 10.87 kilometers in length upon completion, setting a new world record, according to Tang Xiongjun Research Group of the Siyuan train and Design China, which is in charge of the underwater tunnel project.

When completed, the travel time between Ningbo Zhoushan will be shortened to 30 minutes and one hour and 20 minutes from Hangzhou, capital of Zhejiang Province, Zhoushan.

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