Shuangbao Grand Bridge
Shuangbao Bridge 双堡大桥 | |
|---|---|
| Coordinates | 29°17′42″N 107°28′26″E / 29.2951°N 107.4739°E |
| Carries | Chongqing S549, Shuangbao-Longhua Express |
| Crosses | Dadonghe River, Xiaodonghe River |
| Locale | Chongqing, China |
| Characteristics | |
| Design | China State Construction Engineering |
| Total length | 1,620 m (5,315 ft) |
| Width | 32 m |
| Traversable? | Yes |
| Longest span | 2 *405 m (1,329 ft) |
| No. of spans | 14 |
| Clearance below | 320 m (1,050 ft) |
| No. of lanes | 6 |
| History | |
| Construction start | 2021 |
| Construction end | 2024 |
| Construction cost | 935.6 million RMB |
| Location | |
The Shuangbao Bridge (Chinese: 双堡大桥), is a dual arch bridge in Chongqing, China. The bridge crosses the Dadonghe River and Xiaodonghe River. It is one of the world's highest bridges, measuring 320 metres (1,050 ft) from the bridge deck to the bottom of the gorge.
Project
Shuangbao Bridge is the core bridge of the S549 line Shuangbao to Longhua underpass reconstruction project (Yanjiang Highway) in Jiangjin District, Chongqing. It was constructed by China State Construction Engineering Sixth Engineering Bureau.
Construction
The construction began in December 2021.
In March 2023, the arch was finished.
On January 3, 2024, the last T beam was installed.
On January 29, 2024, the bridge was opened.
Characteristics
The bridge will have a total length of 1,620 metres (5,310 ft), including two arch main span of 405 metres (1,329 ft). [1] The bridge will carry the express way connecting Shuangbao District and Longhua Town.
The nearby Dadonghe Iron Cable Bridge built for transport construction material (max 45 tons) is 300m height and 245m span, and it is very popular in social media as paper-thin bridge.