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Donghai Bridge is the second longest cross-sea bridge in the world. It was completed on December 10, 2005. It has a total length of 32.5 kilometres (20.2 miles) and connects mainland Shanghai and the offshore Yangshan deep-water port in China. Most of the bridge is a low-level viaduct. There are also cable-stayed sections to allow for the passage of large ships, largest with span of 420 m.
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