Main arch of Wujiang grand bridge installed in Guizhou

(ECNS) -- Wujiang grand bridge, a main part of the expressway linking Dejiang and Yuqing, in southwest China's Guizhou Province, was installed on Monday.

It is currently the world's largest span top-loaded, concrete-filled steel tube arch bridge, with a main span of 504 meters and a total length of 1,834 meters.