The 5.1-kilometer long tunnel is made up of 18 large immersed tubes, with its tube section measuring 3,035 meters. 6 Traffic lanes.
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cover tunnel photo by: Matt Brown from London, England / CC BY
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GLOBALink | Cross-sea immersed tunnel completes tube installation in N China
english.news.cnGLOBALink | Cross-sea immersed tunnel completes tube installation in N China-