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The World's Largest U-shaped Aqueduct Ready for Diverting Water

Updated: 2014-04-12

On March 31, the Tuanhe Aqueduct of the middle line of the South-to-North Water Diversion Project, which is the world's largest U-shaped water delivery aqueduct that is undertaken by CGGC, passed the initial acceptance inspection on water delivery technology organized by the South-to-North Water Diversion Project Office of the State Council.

Located at Dengzhou City, Henan Province, Tuanhe Aqueduct is not only a control project of the middle main line of the South-to-North Water Diversion Project, but also the world's largest U-shaped thin-walled aqueduct with the largest single-span flow, known as "No. 1 Span in the World". The project is 1,030m long in total and consists of independent 3-line 3-trough pre-stressed concrete thin-walled U-shaped structure. The project has 18 spans (54 frames), with each span having a length of 40m and a weight of 1,600 tons. Design flow: 350m2 per second; maximum flow: 420m2 per second.

 

 

 

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