Introduction and overview of Huanggang Yangtze River Bridge?

The Huanggang Yangtze River Bridge is located at the upstream of Tangjiadu in Huangzhou District, Huanggang City, Hubei Province on the Yangtze River in my country. It is about 37 kilometers away from the Yangluo Yangtze River Bridge at the top and 17 kilometers from the Hubei-Huang Yangtze River Bridge at the bottom. On the west bank is Tangjiadu Development Zone, Huangzhou District, Huanggang City, and on the west bank is Huarong District, Ezhou City and Gedian, Hongshan, Wuhan. It integrates urban railway, national railway and expressway. It is currently the longest highway and railway bridge in the world. Use the Yangtze River Bridge. Construction officially started on the morning of February 8, 2010. Huanggang Yangtze River Bridge is not only an important link between the Wuhan-Huanggang intercity railway, the Daqing-Guangzhou Expressway and the Wuhan-Ezhou Expressway; it is also an important link between Beijing-Kowloon-Dragon and Wuhan-Beijing. It is a river-crossing passage for the Han-Jiu (Jiang) railway connecting lines; it is also an important cross-river link project for Zhejiang, a "small resource province but a big economic province" in the east, and the Wuhan-Hanrong Express Railway via the central Anqing linear high-speed railway. The Huanggang Yangtze River Bridge is 4.01 kilometers long, of which the road-rail section is 2.567 kilometers long. It is designed as a double-deck bridge, with the lower deck carrying a two-lane high-speed railway and the upper deck carrying a four-lane expressway. The main bridge is a twin-tower steel truss cable-stayed bridge with a span of 1,215 meters and a main span of 567 meters, which is currently the largest main span of a road-rail dual-purpose bridge in the world; its road-rail bridge body, intercity railway, national railway contact line and high-speed The total investment in highway projects is RMB 8.746 billion. Among them, the Huanggang highway-rail Yangtze River Bridge is 2.493 billion yuan, the Wuhan-Huanggang intercity railway is 4.303 billion yuan, and the Huanggang-Ezhou Expressway is 1.95 billion yuan. The railway part of the bridge is invested and constructed jointly by the Ministry of Railways of China and Hubei Province. The highway part and the shared part of the bridge highway are constructed by local investment promotion. The bridge construction period is four years and is scheduled to be completed in 2014.