WUHAN, CHINA - AUGUST 5:  Workers work at the construction site of the Tianxingzhou Yangtze River Bridge on August 5, 2008 in Wuhan of Hubei Province, China. The Tianxingzhou Yangtze River Bridge is the world's first bridge with four railway tracks spanning 504 meters (about 1,653 feet) and designed for a load capacity of 20,000 tons. The cable-stayed bridge is expected to be completed by the end of August this year making Wuhan a leading railway hub following Beijing, Shanghai and Guangzhou. Getty Images logo Getty Images 43 months ago

WUHAN, CHINA - AUGUST 5: Workers work at the construction site of the Tianxingzhou Yangtze River Bridge on August 5, 2008 in Wuhan of Hubei Province, China. The Tianxingzhou Yangtze River Bridge is the world's first bridge with four railway tracks spanning 504 meters (about 1,653 feet) and designed for a load capacity of 20,000 tons. The cable-stayed bridge is expected to be completed by the end of August this year making Wuhan a leading railway hub following Beijing, Shanghai and Guangzhou.