HSBE TOP > Technologies > Outline of Honshu-Shikoku Bridges > Innoshima Bridge

Outline of Honshu-Shikoku Bridges

Innoshima Bridge

Bridge Type:Stiffened truss suspension bridge with three spans and two hinges
Ground Breaking Ceremony:January 8, 1977
Commenced on-Site Construction:January 31, 1977
Opened to Traffic:December 4, 1983

Innoshima Bridge which crosses Mekari Seto is connected Mukaishima Island with Innoshima Island. This Bridge was completed in 1983 as the first suspension bridge of the Honshu-Shikoku Bridges.
The center span length (770 m) of the Bridge was the longest one in Japan at that time.
Steel deck was firstly applied for long-span bridges in Japan and the experience has been made the best use of the construction of long-span bridges.
The beautiful figure can be seen from Honshu side.
Side View
(Unit : meter)

page top