Jin'an Bridge
| Jin'an Bridge 金安金沙江特大桥 | |
|---|---|
| Coordinates | 26°49′20″N 100°26′30″E / 26.82222°N 100.44167°ECoordinates: 26°49′20″N 100°26′30″E / 26.82222°N 100.44167°E |
| Carries |
G4216 Chengdu–Lijiang Expressway  |
| Crosses | Jinsha River |
| Locale | Lijiang, Yunnan, China |
| Characteristics | |
| Design | Suspension |
| Material | Steel |
| Total length | 1,681 m (5,515 ft)[1] |
| Longest span | 1,386 m (4,547 ft)[2] |
| Clearance above | 461 m (1,512 ft) |
| History | |
| Construction start | 2016 |
| Opened | Expected 2021 |
  Jin'an Bridge | |
The Jin'an Bridge as is a suspension bridge currently under construction near Lijiang, Yunnan, China. Once complete the bridge, at 461 m (1,512 ft), will be the fourth highest in the world. The bridge will form part of the G4216 Chengdu–Lijiang Expressway carrying traffic over the Jinsha River. The bridge construction began in 2016 and it is expected to open in 2021. The main span of the bridge will be 1,386 m (4,547 ft) making it one of the longest ever built.
The bridge crosses the river 1.4km upstream from the Jin'anqiao Dam. Due to the formation of the reservoir behind the dam, the full clearance to the original river level will not be visible.
Original design
The original design of the expressway crossed the Jinsha River 30 km (30,000 m) 20km downstream at the village of Taku. The Taku Bridge was also a suspension bridge design. The original design was slightly higher crossing 512 m (1,680 ft) above the river and slightly shorter with a main span of the bridge 1,190 m (3,900 ft)
See also
References
External links
- Taku Bridge at Structurae
- Jinshajiang Bridge Jin'an on HighestBridges.com
- Jinshajiang Bridge Taku on HighestBridges.com