East Branch Indian Creek Bridge Pony truss bridge over East Branch Indian Creek on a local road Open to traffic Built 1955; rehabilitated 1974
East Branch Indian Creek Bridge Lost pony truss bridge over East Branch Indian Creek on a local road No longer exists Built 1915; rehabilitated 1974; replaced 2000
East Branch Indian Creek Bridge Pony truss bridge over East Branch Indian Creek on a local road Open to traffic Built 1925; rehabilitated 1963
Hardin-Story Ditch No. 1 Bridge Pony truss bridge over Hardin-Story Drainage Ditch No. 1 on a local road Open to traffic Rehabilitated 1974
Indian Creek Bridge Through truss bridge over Indian Creek on IA 210 Unknown status Built 1955
Keigley Branch Bridge Arch bridge over Keigley Branch on a local road Open to traffic Built 1913
Lincoln Highway C&NW Bridge Bridge over E-41 (The Lincoln Highway) on Union Pacific Double Mainline (Formerly Chicago & North Western Railway) Open to traffic
Lincoln Highway Colo Interchange Steel stringer bridge over Over Us 65 on Lincoln Highway E-41 Open to traffic Built 1938; rehabilitated 1976
Long Dick Creek Bridge Pony truss bridge over Long Dick Creek on a local road Open to traffic Built 1956; rehabilitated 1974
Long Dick Creek Bridge Pony truss bridge over Long Dick Creek on a local road Open to traffic Built 1964
Long Dick Creek Bridge Concrete arch bridge over Long Dick Creek on a local road Open to traffic Built 1911
Rock Creek Bridge Arch bridge over Rock Creek on a local road Open to traffic Built 1911
Skunk River Bridge Pony truss bridge over Skunk River on a local road Open to traffic Built 1929; rehabilitated 1975
Skunk River Bridge Pony truss bridge over Skunk River on a local road Open to traffic Built 1949
Skunk River Bridge Lost pony truss bridge over Skunk River on a local road in Ames No longer exists Built 1954; replaced 2005
Skunk River Bridge Pony truss bridge over Skunk River on a local road in Ames Open to traffic Built 1958; rehabilitated 1974
Skunk River Bridge Through truss bridge over Skunk River on a local road in Ames Closed to all traffic Built 1876; rehabilitated 1974
Skunk River Bridge Through truss bridge over Skunk River on a local road Open to traffic Built 1939
Skunk River Bridge Through truss bridge over Skunk River on a local road Open to traffic Built 1927; rehabilitated 1974
Skunk River Bridge Through truss bridge over Skunk River on a local road Open to traffic Built ca. 1920; rehabilitated 1974
Skunk River Bridge Lost through truss bridge over Skunk River on CR E18 No longer exists Built 1939; rehabilitated 1948; replaced 2000
State Center Lincoln Highway C&NW Bridge Deck plate girder bridge over 4th Street SW (The Lincoln Highway) on Union Pacific Double Mainline (Formerly Chicago & North Western Railway) Open to traffic
Unnamed Creek Bridge Arch bridge over an unnamed creek on a local road in Maxwell Open to traffic Built 1905; rehabilitated 1920
Unnamed Creek Bridge Arch bridge over an unnamed creek on a local road Open to traffic Built 1911
US 65 UPRR Bridge Steel stringer bridge over US 65 Open to traffic Built 1934
Walnut Creek Bridge Concrete arch bridge over Walnut Creek on US 69 Open to traffic Built 1913; rehabilitated 1949