The Dongting Lake Bridge () is a bridge with a cable-stayed bridge section over Dongting Lake in Yueyang, northeastern

Hunan Province Hunan (, ; ) is a landlocked province of the People's Republic of China, part of the South Central China region. Located in the middle reaches of the Yangtze watershed, it borders the province-level divisions of Hubei to the north, Jiangxi t ...

China China, officially the People's Republic of China (PRC), is a country in East Asia. It is the world's most populous country, with a population exceeding 1.4 billion, slightly ahead of India. China spans the equivalent of five time zones and ...

. The cable-stayed section consists of three towers supporting center spans of 310m each, with two identical side spans of 130m each. The bridge is one of a handful of "next generation" bridges worldwide, and includes cable dampers that use magnetorheological fluid which have the capability to change viscosity in response to an

electromagnetic field An electromagnetic field (also EM field or EMF) is a classical (i.e. non-quantum) field produced by (stationary or moving) electric charges. It is the field described by classical electrodynamics (a classical field theory) and is the classical c ...

. The bridge includes four lanes of traffic—two lanes in each direction.

Description

The Dongting Lake Bridge is connected to Dongting Avenue, China National Highway 107 and Jingzhu Expressway in the east, and the Provincial Highway Route 1804 of Hunan in the west. The total length of the bridge and adjacent road is 18,868.82 meters, of which the bridge's length is 5,788.2 meters. The length of the bridge's cabling is 4,426 meters. Total investment in the construction of the Dongting Lake Bridge is 805 million yuan.Liu Xianhu
Yueyang Dongting Lake Bridge Construction Command
cnki.com. 2005-07-03. As of November 30, 2018, it is the longest inland river bridge in China, and the bridge spans the East Dongting Lake area.The 40th Anniversary of Reform and Opening up The Story Behind the Construction of Dongting Lake Bridge
Department of Transportation of Hunan Province. 2017-11-28.

History

Construction of the Dongting Lake Bridge was officially started on December 19, 1996. On December 26, 2000, the bridge was completed and opened to traffic.

References

{{Reflist Cable-stayed bridges in China Bridges completed in 2002 Bridges in Hunan 2002 establishments in China