옛날에는 바다였으나 대호 방조제가 건설되어 호수가 됨으로써 지방도 647호선이 지나가 교량을 설치하게 되었다.
In the old days, it was a sea, but Daeho Embankment was constructed and the place became a lake, so the bridge was installed for the Local Road 647 to go across.