World’s Longest Bridge in China

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Bang Na Expressway

The world’s longest road bridge is the 34- mile (55-Km) long Bang Na expressway in Thailand.  Constructing the massive bridge required more than 1,800,000 cubic meters of concrete.

It was opened in February 2000 at a cost of $1bn. The tolled bridge runs above the National Highway route 34(Bang Na- Bang Pakong Highway) at a height of 30 m. A small section of the bridge crosses the Bang Pakong River.

The bridge comprises six lanes coverings a total surface area of 1.9 million square meters. It is owned by the Expressway & Rapid Transit Authority of Thailand (EXAT) and was constructed by a joint venture of Bilfinger + Berger and Ch. Karnchang (BBCD).

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Bridge over water in the Lake Pontchartrain Causeway

The world’s longest continuous bridge over water in the Lake Pontchartrain Causeway in southern Louisiana. The causeway is two parallel bridges, with the longer of the two measuring 23.83 miles (38 km). The bridges are supported by 9,500 concrete pilings.

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Danyang-Kunshan Grand Bridge

The world’s longest bridge is the Danyang-Kunshan Grand Bridge in China, Part of Beijing-Shanghai High-Speed Railway. The Bridge, which opened in June 2011, spans 165 kilometer. Employing 10,000 people, construction took four year and cost about $8.5 billion.

Another part of train line, the 70.8- mile (114 km) long Langfang- Qingxian viaduct, is the second longest bridge in the world.

 

 

 

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