WORLD


China builds four-lane railway arch bridge with world's longest span

With a grand arch bridge erected on Monday across the Nujiang River in Baoshan City, southwest China's Yunnan Province, Chinese constructors have built the world's longest-spanning railway arch bridge, 1,024 meters long and nearly 25 meters wide. With a single span of 490 meters, it can accommodate the parking of four trains at the same time.