- Bridge Type：
- Two hinges arch bridge with single solid rib
- Ground Breaking Ceremony：
- December 21, 1975
- Commenced on-Site Construction：
- January 26, 1976
- Opened to Traffic：
- May 13, 1979
Ohmishima Bridge crosses Hanaguri Seto between Ohmishima Island and Hakata Island. Arch bridge crossing the sea is only this bridge in the Honshu-Shikoku Bridges. This Bridge is the firstly completed bridge of the Honshu-Shikoku Bridges.
The arch length of the Bridge was the longest one in Japan at that time.
The color, light gray, of painting, materials and construction method of pavement, etc. of the Bridge were applied for other bridges in the Honshu-Shikoku Bridges.
(Unit : meter)