Ten-year-old Sutong Bridge undergoes loading test

Heavy trucks run for a loading test on the ten-year-old Sutong Bridge linking Nantong and Suzhou cities in east China's Jiangsu Province, Feb. 27, 2018. The 32.4-kilometer-long suspension bridge, which was open to traffic in 2008, is a major project of highway framework across the Yangtze River in Jiangsu Province. (Xinhua/Xu Congjun)