Incheon Bridge
Coordinates: 37 ° 24 ′ 50 ″ N , 126 ° 34 ′ 0 ″ E
| Incheon Bridge | ||
|---|---|---|
 |
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| use | Road bridge | |
| Crossing of | Yellow Sea | |
| place |
New Songdo City , Incheon Airport ( South Korea ) |
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| construction | Cable-stayed bridge | |
| overall length | 12.3 km | |
| Longest span | 800 m | |
| Clear height | 74 m | |
| start of building | 2005 | |
| completion | 2009 | |
| location | ||
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| Korean spelling | |
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| Korean alphabet : | 인천 대교 |
| Hanja : | 仁川 大橋 |
| Revised Romanization : | Incheon Daegyo |
| McCune-Reischauer : | Inch'ŏn Taegyo |
The Incheon Bridge is a bridge in South Korea with a total length of 12.3 km. The main bridge, a cable-stayed bridge with a maximum span of 800 m , is the fifth largest in the world. The longest bridge in South Korea was officially opened on October 26, 2009 after a construction period of just over four years.
The road bridge spans a wadden bay of the Yellow Sea and connects New Songdo City , a district of Incheon that will be built by 2020 , with Incheon Airport on Yeongjongdo Island with three lanes for each lane .
construction
The cable-stayed bridge has a total span of 1480 m. The central opening has a span of 800 m on both sides to close fields of each 260 m and 80 m span to. The clearance for ships is 74 m. The 31.4 m wide carriageway girder has a steel box girder with a steel composite cross section . The 238.5 m high pylons have the shape of a λ in the transverse direction and are made of reinforced concrete . There are two rope levels that are anchored to the edge of the bridge girder.
On both sides, the double-hipped cable-stayed bridge is connected to 889 m long ramp bridges, each with a superstructure for one directional carriageway. The spans are 82 m, 5 × 145 m and 82 m. The construction was in cantilever with established on land prestressed concrete built finished components; the heaviest prefabricated parts weigh 1400 tons. The beginning and end sections of the bridge span 50 m and consist of one pre-stressed concrete part for each direction of travel.
Individual evidence
- ^ Website of the operator Incheon Bridge Co. Ltd ( Memento from June 3, 2010 in the Internet Archive )
