Bailey's Ford Bridge (Older)[Map] Lost Closed-spandrel arch bridge over Maquoketa River Replaced by a new bridge Built 1909; Replaced 1957
Baileys Ford Park Bridge[Map] Warren pony truss with all verticals bridge over Spring Branch on Park Road Open to traffic
Buchanan-Delaware Avenue Bridge[Map] Lost Pony truss bridge over S Fork Maquoketa River on Buchanan Delaware Avenue Replaced by a new bridge Built 1908; Replaced 1997
Buck Creek Bridge[Map] Lost pony truss bridge over Buck Creek on 297th Street No longer exists Built 1914; replaced 1999
Buffalo Creek Bridge[Map] Lost through truss bridge over Buffalo Creek on 120th Avenue No longer exists Built ca. 1920; replaced 2003
Buffalo Creek Bridge[Map] Lost through truss bridge over Buffalo Creek on Linn-Dela Road Replaced by a new bridge Built 1904; rehabilitated 1986
CGW - Lindsey Creek Bridge[Map] Abandoned slab bridge over Lindsey Creek on Railroad Derelict/abandoned Abandoned 1980, tracks removed 1981
CGW - Maquoketa River Bridge[Map] Lost Deck plate girder bridge over Maquoketa River on former Chicago Great Western, later Chicago & North Western Railway Demolished Abandoned 1980, removed 1980s
CN - 150th Avenue Overpass[Map] Steel stringer bridge over 150th Avenue on Canadian National Railroad Open to traffic Built 1955
CN - 300th Street Overpass[Map] Steel stringer bridge over 300th Street on Canadian National Railroad Open to traffic
CN - Coffins Creek Trestle[Map] Timber stringer bridge over unknown branch of Coffins Creek on Canadian National Railway Open to traffic
CN - Maquoketa River Bridge[Map] Deck plate girder bridge over Maquoketa River on Candian National Railway Open to traffic Built 1927
CN - Old US-20 Bridge[Map · Street View] Deck plate girder bridge over 210th Street (Old US-20) on Candian National Railway Open to traffic Built 1921
CN - Spring Branch Bridge[Map] Bridge over Spring Branch on Canadian National Railway Open to traffic Built 1899 at Unknown Location, Relocated Here 1955
Cooksley Creek Bridge[Map] Slab bridge over Cooksley Creek on Local 245 Street Open to traffic Built 1920
Delhi Dam[Map · Street View] Dam over Maquoketa River, top of the dam was used as a bridge. Road partially rebuilt, but no longer connects across. Built 1929, Partially destroyed 2010 when significant rainfall caused dam failure.
Driveway Bridge[Map] Concrete deck girder bridge over Small Stream on Driveway (former 140th Avenue) Replaced by a new bridge Built 1907; Replaced 2016
Elk Creek Covered Bridge[Map] Lost Through truss bridge over Elk Creek on Road Replaced by a new bridge Built 1890; Washed off abutments and reset 1896; Lasted into the 1930s
Fleming's Mill Bridge[Map] Bowstring through truss bridge over Maquoketa River on Road Replaced by a new bridge Built 1872; Replaced ?
Forestville Bridge[Map] Lost Pratt through truss bridge over Maquoketa River on Road Replaced
Garrett's Mill Bridge[Map] Lost Kingpost through truss bridge over Plum Creek on Road Destroyed by flooding (Likely) Destroyed by the Flash Flood of 1925
Hartwick Bridge (1872)[Map] Lost Bowstring through truss bridge over Maquoketa River on Road No longer exists Built 1872; Replaced 1949
Hartwick Bridge (1949)[Map] Lost Steel stringer bridge over Maquoketa River on Fm 220 Avenue Replaced by a new bridge Built 1949; Replaced 2008
Highwater Road Bridge[Map] Pony truss bridge over Todd's Creek on Highwater Road Open to private traffic
Honey Creek Bridge[Map] Steel stringer bridge over Honey Creek on 140th Street Open to traffic Built 1925
Hopkinton Mill Arch Bridge[Map] Lost Closed-spandrel arch bridge over Maquoketa River on Marion Street Replaced by a new bridge Built 1909; Replaced 1935
Hopkinton Mill Bowstring Bridge[Map] Lost Bowstring through truss bridge over Maquoketa River on Marion Street Replaced by a new bridge Built 1874; Replaced 1909
Hopkinton Mill Kingpost Bridge[Map] Lost Kingpost through truss bridge over Maquoketa River on Road Collapsed Built 18XX; Destroyed 1874
Hopkinton Mill Truss Bridge[Map] Lost through truss bridge over Maquoketa River on Marion Street No longer exists Built 1935; replaced 2003
Hosch Road Bridge (N)[Map] Steel stringer bridge over Coffee creek on Hosch Road Open to traffic Built 1926
Hosch Road Bridge (S)[Map] Steel stringer bridge over Coffee creek on Hosch Road Open to traffic Built 1926
IA3 Branch Steeles Creek Bridge[Map] Concrete arch bridge over a branch of Steeles Creek on IA 3 Open to traffic Built 1933; rehabilitated 1940
IA38 Plum Creek Bridge[Map] Lost through truss bridge over Plum Creek on IA 38 Replaced by new bridge Built 1928; replaced 1992
IC - Maquoketa River Bridge[Map] Lost Pratt through truss bridge over Maquoketa River on Illinois Central Railroad Replaced by a new bridge Built ca. 1886; Replaced 1927
John Street Bridge[Map] Pony truss bridge over Prairie Creek on John Street in Masonville Open to traffic Built 1928
Lindsey Bridge[Map] Lost Through truss bridge over Maquoketa River on 165th Street Replaced by a new bridge
Lindsey Creek Bridge[Map] Lost pony truss bridge over Lindsey Creek on 180th Avenue No longer exists Built ca. 1920; replaced 2000
Main Street Bridge (Pre 1991)[Map] Lost Haunched deck plate girder bridge over Maquoketa River on Main Street Replaced by a new bridge Replaced 1991(?)
Manchester Fish Hatchery Bridge[Map] Lost Pony truss bridge over Spring Creek on 205th Avenue Replaced by a new bridge Built 1896; Replaced ca. 1975
Marion Street Arch Bridge[Map] Open-spandrel arch bridge over Maquoketa River on Marion Street in Manchester Replaced by a new bridge Built ?; Replaced 1980
Marion Street Truss Bridge[Map] Lost Pratt through truss bridge over Maquoketa River on Marion Street Replaced by a new bridge
North Fork Maquoketa River Bridge[Map] Lost Howe through truss bridge over North Fork Maquoketa River on Road Replaced by a new bridge Built 1889; Replaced 1925
Oneida Arch Bridge[Map] Lost Closed-spandrel arch bridge over Plum Creek on Road Replaced by a new bridge Built 1909; Replaced 1949
Plum Creek Bridge[Map] Lost Pony truss bridge over Plum Creek on Local 197 Street Replaced by a new bridge Built 1915
Prairie Creek Bridge[Map] Lost Closed-spandrel arch bridge over Prairie Creek on 110th Avenue Replaced by a new bridge Built 1908
Quaker Mill Bridge[Map] Lost Bowstring pony truss bridge over Maquoketa River on road Replaced by a new bridge Built 1872; Removed 1968
Quarter Road Bridge[Map] Lost Pony truss bridge over Maquoketa River on Loc Quarter Road Replaced by a new bridge Built 1928; Replaced 1996
Robinson Creek Bridge[Map] Lost Pony truss bridge over Robinson Creek on Fm 310 Street Replaced by a new bridge in 2000 Built 1963; Replaced 2000
Ryan Arch Bridge[Map] Lost Closed-spandrel arch bridge over Buck Creek on Road Replaced by a new bridge Built 1909; Replaced 1975
Sherwood Road Bridge[Map] Lost Pony truss bridge over Plum Creek on Fas 1814 Replaced by a new bridge Built 1899; Replaced 1993
Small Stream Bridge[Map] Culvert bridge over Small Stream on Local 180th Avenue Open to traffic Built 1945
Turtle Creek Bridge[Map] Lost Pratt pony truss bridge over Turtle Creek on 267th Street Replaced by a new bridge Replaced 1964