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Seohae Grand Bridge

General Information

Structural Type: Cable-stayed bridge
Function / usage: Motorway bridge / freeway bridge
Built: 1993 - 2000
Status: in use

Geographic Information & Related Structures

Location: Pyongtaek, Gyeonggi-do, South Korea, Asia
Dangjin, Chungcheongnam-do, South Korea, Asia
  • Asan Bay

Technical Information


main span 470 m
length of side spans 2 x 200 m
total length 7 310 m
number of cables 2 x 72
suspended length 870 m
deck width 34 m
pylon pylon height 180 m


deck of main bridge composite steel-reinforced concrete
deck of approaches prestressed concrete


5 August 1999

Part of the southern approach viaduct collapses during construction.

9 November 2000

Opened to traffic

Relevant Web Sites

Relevant Publications

Internal Information
Structure-ID: s0000614
Created: 22/01/2000
Last Updated: 29/07/2014