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Nanjing Dashengguan Yangtze River Bridge is the world's first six-track railway bridge and the high-speed railway bridge with maximal designed load capacity in the world at present. The main span of the bridge is 336 meters, and the double-span arch is the largest span of similar bridges in the world. The total length of the main bridge’s steel beam is 1,615 meters and the steel beam weighs about 80,000 tons.

Nanjing Dashengguan Yangtze River Bridge