OK 56

Nuyaka Creek Bridge (Okfuskee County, Oklahoma)
Built 1928; replaced 2002
Lost pony truss bridge over Nuyaka Creek on OK 56
No longer exists

Okmulgee Creek Bridge (Okmulgee County, Oklahoma)
Built 1909
Arch bridge over Okmulgee Creek on OK 56 in Okmulgee
Open to traffic

Yahola Creek Bridge (Okfuskee County, Oklahoma)
Built 1928; replaced 2002
Lost pony truss bridge over Yahola Creek on OK 56
No longer exists