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.[2]

Chaotianmen Bridge
Coordinates	29.588871°N 106.57721°E
Carries	Trains, Motor vehicles, Pedestrians
Crosses	Yangtze River
Locale	Chongqing, China
Characteristics
Design	Through arch bridge
Total length	1,741 m (5,712 ft)
Width	36.5 m (120 ft)
Height	142 m (466 ft) (middle supports to arch top)
Longest span	552 m (1,811 ft)
History
Construction start	December 2004
Construction cost	3.2 billion Yuan[1]
Opened	30 April 2009
Location

Drawing of elevation

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.[3][4]

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

See also

• Yangtze River bridges and tunnels
• List of longest arch bridge spans

References

1. http://www.china.org.cn/china/news/2009-04/30/content_17704080.htm
2. CulturalChina.com, Chongqing completes world's longest arch bridge Archived 8 July 2011 at the Wayback Machine, 30 April 2009.
3. Xue-wei DUAN, Design of Main Bridge of Chaotianmen Yangtze River Bridge Archived 31 March 2010 at the Wayback Machine, Chinese-Croatian Joint Colloquium on Long Arch Bridges, Croatian University of Zagreb and University of FuZhou, 2008.
4. RIA 1/2007, Chaotianmen Bridge – world's longest-span steel arch bridge Archived 22 July 2011 at the Wayback Machine

External links

• Chaotianmen Bridge at Structurae