Chaotianmen Bridge

The Chaotianmen Bridge (simplified Chinese: 朝天门长江大桥; traditional Chinese: 朝天門長江大橋; pinyin: Cháotiān mén chángjiāng dàqiáo), is a road-rail bridge over the Yangtze River in the city of Chongqing, China. The bridge, which opened on 29 April 2009, is the world's longest through arch bridge.

Chaotianmen Bridge
Coordinates29.588871°N 106.57721°E / 29.588871; 106.57721
CarriesTrains, Motor vehicles, Pedestrians
CrossesYangtze River
LocaleChongqing, China
Characteristics
DesignThrough arch bridge
Total length1,741 m (5,712 ft)
Width36.5 m (120 ft)
Height142 m (466 ft) (middle supports to arch top)
Longest span552 m (1,811 ft)
History
Construction startDecember 2004
Construction cost3.2 billion Yuan
Opened30 April 2009
Location

The continuous steel truss arch bridge with tie girders has a height of 142 m (466 ft) from middle supports to arch top, main span of 552 m (1,811 ft) and a total length of 1,741 m (5,712 ft). It carries six lanes of traffic with a pedestrian walkway on each side on the upper deck. The lower deck has 2 traffic lanes on each side with the Chongqing Metro Loop Line running down the middle.

Comparison of the side elevations of the Chaotianmen Bridge and some notable bridges at the same scale (click for interactive version)
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