| Name | Location | Status | Design | Year Built | Year Lost | Span Length (ft.) | Total Length (ft.) |
|---|---|---|---|---|---|---|---|
| 100th Street Bridge | 100th Street over Dowd Creek | Open to traffic | Warren pony truss | 1916 | -- | 55.1 | 57.1 |
| Alden Bridge (1936) | Main Street over Iowa River | Open to traffic | Concrete rigid frame | 1936 | -- | 75.1 | 149.9 |
| Alden Bridge (Old) | Water St over Iowa River | Replaced by a new bridge | Pratt through truss | -- | 1935 | -- | -- |
| Beaver Creek Bridge | Local road over Beaver Creek | No longer exists | Pony truss | 1925 | 2003 | 89.9 | 89.9 |
| CN - Creek Stone Arch | Railroad over Creek | Open to traffic | Stone arch | 1881 | -- | -- | -- |
| CN - Iowa Falls Rail Crossing | Canadian National Railroad over Union Pacific Railroad | Open to traffic | Closed-spandrel arch | 1903 | -- | 23.0 | 23.0 |
| CN - Iowa River Bridge | Canadian National Railway over Iowa River | Open to traffic | Deck plate girder | 1944 | -- | 94.0 | 383.0 |
| CN - South Fork Iowa River Bridge | Canadian National Railway over South Fork Iowa River | Open to traffic | Deck plate girder | 1931 | -- | 52.0 | 104.0 |
| CN - US-65 Overpass | Canadian National Railway over US 65 | Open to traffic | Steel stringer | 1958 | -- | 60.0 | 60.0 |
| CNW - Iowa River Bridge (Gifford) | Railroad (CNW) over Iowa River | Removed | Quadrangular lattice through truss | 1902 | -- | 148.0 | 148.0 |
| CNW - Iowa River Bridge (Iowa Falls) | Chicago & North Western Railway over Iowa River | Replaced by a new bridge | Quadrangular lattice through truss | -- | 1977 | -- | -- |
| CNW - Iowa River Bridge (Xenia) | former CNW RR over Iowa River | Demolished | Deck plate girder | -- | 1976 | 75.0 | 150.0 |
| CNW - South Fork Iowa River Bridge (Gifford) | Railroad (CNW) over South Fork Iowa River | Removed | Warren through truss | 1910 | -- | 147.0 | -- |
| Coal Bank Hill Bridge (1881) | Road over Iowa River | Replaced by a new bridge | Whipple through truss | 1881 | 1919 | 155.0 | 155.0 |
| Coal Bank Hill Bridge (1919) | Abandoned Road over Iowa River | Privately Owned | Parker through truss | 1919 | -- | -- | -- |
| CRS56 Pine Lake State Park Beach Trail Overpass | CRS56/Old IA118 over Pine Lake State Park Beach Trail | Open to traffic | Stone arch | 1926 | -- | -- | -- |
| Eagle City Bridge | 160th Street over Iowa River | Illegally demolished | Bowstring through truss | 1872 | 1989 | -- | -- |
| Eldora Bridge | Road over Iowa River | Replaced by a new bridge | Bowstring through truss | -- | 1913 | -- | -- |
| Foster Bridge (Original) | Washington Avenue over Iowa River | Replaced by a new bridge | Girder | 1911 | 1933 | -- | -- |
| Gehrkie Quarries Bridge | Gehrkie Quarries Private Road (Old Road Alignment?) over Natural Stream | Open to private traffic | Slab | -- | -- | -- | -- |
| Hardin City Bridge | Pedestrian Walkway next to 170th Street over Slight Depression | Relocated to a wildlife refuge just off the street. Bridge is derelict but may be relocated to a park or bike trail in the future | Whipple through truss | 1879 | -- | 140.0 | 140.0 |
| Hardin City Bridge (Original Location) | 170th Street over Iowa River | Replaced by a new bridge and relocated | Whipple through truss | 1879 | 1989 | -- | -- |
| Hardin Street Bridge | Hardin Street over CN RR | Demolished | Timber stringer | 1902 | -- | 18.0 | 152.9 |
| Honey Creek Bridge | Local over Honey Creek | Open to traffic | Stringer | 1919 | -- | 39.0 | 78.1 |
| IA118 Pine Lake Dam Bridge | IA 118 over Pine Lake Outlet (Pine Creek) | Replaced by a new bridge | Slab | 1922 | 1991 | -- | -- |
| IA175 Beaver Creek Bridge | IA 175 over Beaver Creek | Replaced by a new bridge | Concrete deck girder | 1916 | -- | 34.0 | 68.0 |
| IA175 Eldora Viaduct | IA 175 over Iowa River | Replaced by a new bridge | Deck plate girder | 1913 | 1984 | -- | -- |
| IA57 Overpass | IA57/Old US 20 over Illinois Central Railroad | Replaced by a new bridge | Deck plate girder | 1932 | 2013 | 105.0 | 336.0 |
| IARR - Iowa River Bridge (Union) | Iowa River Rail Trail (Planned) over Iowa River | Derelict/abandoned | Warren through truss with sub-panels | 1902 | -- | 136.0 | 260.0 |
| IARR - Natural Stream Bridge | Iowa River Rail Trail (Planned) over Natural Stream | Derelict/abandoned | Timber stringer | -- | -- | -- | -- |
| IARR - Old Road Overpass | Iowa River Rail Trail (Planned) over Abandoned Road | Abandoned | Timber stringer | -- | -- | -- | -- |
| IARR - South Fork Trestle | Iowa River Rail Trail (Planned) over South Fork Iowa River | Derelict/abandoned with severe fire damage | Timber stringer | -- | -- | 14.0 | 385.0 |
| IC - Iowa River Bridge (1868) | Illinois Central Railroad over Iowa River | Destroyed by fire | Deck truss | 1868 | 1894 | -- | -- |
| IC - Iowa River Bridge (1894) | Illinois Central Railroad over Iowa River | Replaced by new bridge | Pratt deck truss | 1894 | 1909 | -- | -- |
| Iowa Falls Swinging Bridge | path over Iowa River | Open to pedestrians | Suspension | 1897 | -- | -- | -- |
| Iowa River Bridge | Main Street over Iowa River | Open to traffic | Steel stringer | 1936 | -- | 81.0 | 162.1 |
| Iowa River Bridge (old) | US 65 over Iowa River | Replaced by new bridge | Arch | -- | 2011 | -- | -- |
| Iowa River Rail Trail - Steamboat Rock Bridge | Iowa River Rail Trail over Iowa River | Open to pedestrians only | Deck plate girder | 1926 | -- | 60.0 | 235.0 |
| Island Bridge | path over Iowa River | Open to pedestrians | Stone arch | -- | -- | -- | -- |
| Lake Foster Bridge | River Road over Elk Run | Open to traffic | Arch | 1925 | -- | 40.0 | 85.0 |
| Mill Bridge | Road over Iowa RIver | Replaced by a new bridge on a new alignment | Bowstring through truss | -- | -- | -- | -- |
| Minerva Creek Bridge | CR S27 over Minerva Creek | Open to traffic | Arch | 1998 | -- | 29.9 | 29.9 |
| MSTL - Filled In Road Overpass | Railroad over Road | Open to traffic, Filled in from below | Timber stringer | -- | -- | -- | -- |
| Oak St Bridge (2011) | Oak St/US 20/US 65 over Iowa River | Open to traffic | Through arch | 2011 | -- | 288.4 | 293.6 |
| Oak Street Bridge (1898) | Oak Street over Iowa River | Replaced by a new bridge | Pratt through truss | 1898 | 1928 | -- | -- |
| Oak Street Bridge (1928) | Oak St/US 20/US 65 over Iowa River | Replaced by a new bridge | Deck arch | 1928 | 2010 | 234.9 | 254.9 |
| Old IA118 Elk Creek Bridge | Old IA 118 over Elk Creek | Open to traffic | Steel stringer | 1935 | -- | 33.1 | 94.2 |
| Old Pine Lake State Park Pike Lake Bike Trail Footbridge | Trail over Ditch next to County Road S56 | Open to pedestrians only; | Stone arch | 1926 | -- | -- | -- |
| Pine Lake State Park Upper Pine Lake Trail Bridge | CRS56/Old IA118 over Unnamed Tributary of Pine Creek | Abandoned; Beams missing | Timber stringer | 1926 | -- | -- | -- |
| Pine Lake State Park Wildcat Trail Footbridge | Pine Lake State Park Wildcat Trail over Unnamed Tributary of Iowa River | Open to pedestrians only | Stone arch | 1926 | -- | -- | -- |
| Rainbow Bridge | Pedestrian Pathway over Rock Run | Open to pedestrians only | Closed-spandrel arch | 1935 | 2013 | -- | -- |
| RI - Abbot Crossing Trestle | abandoned railroad (former RI) over South Beaver Creek | Demolished | Timber stringer | -- | 1983 | 14.0 | 98.0 |
| RI - Abbot Trestle | abandoned railroad (former RI) over South Beaver Creek | Demolished | Timber stringer | -- | 1983 | 14.0 | 56.0 |
| RI - Cleves Trestle | abandoned railroad (former RI) over unnamed branch of South Beaver Creek | Demolished | Timber stringer | -- | 1983 | 14.0 | 42.0 |
| RI - Old Road Overpass | abandoned railroad (former RI) over former road | Demolished | Steel stringer | -- | 1983 | 25.0 | 25.0 |
| RI - South Beaver Creek Bridge #4 | abandoned railroad (former RI) over South Beaver Creek | Demolished | Deck plate girder | -- | 1983 | 36.0 | 144.0 |
| RI - US20 Ovperass (N) | Chicago, Rock Island & Pacific Railroad over US 20 | Replaced by a new bridge | Steel stringer | -- | -- | -- | -- |
| River Street Bridge (1867) | River Street over Iowa River | Replaced by a new bridge | Unknown | 1867 | 1878 | -- | -- |
| River Street Bridge (1878) | River Street over Iowa River | Replaced by a new bridge | Howe through truss | 1878 | 1888 | -- | -- |
| River Street Bridge (1888) | River Street over Iowa River | Replaced by a new bridge | Pratt through truss | 1888 | 1922 | 140.0 | 140.0 |
| River Street Bridge (1922) | River Street over Iowa River | Open to traffic | Open-spandrel arch | 1922 | -- | 140.0 | 180.0 |
| Rock Run Viaduct (1914) | Rocksylvania Avenue over Rock Run | Open to traffic | Closed-spandrel arch | 1914 | -- | 170.0 | 170.0 |
| Rock Run Viaudct (1872) | Rocksylvania Avenue over Rock Run | Replaced by a new bridge | Stone arch | 1872 | 1914 | -- | -- |
| South Fork Bridge | 150th Street over South Fork | Open to traffic | Pratt pony truss | 1919 | -- | 44.9 | 46.9 |
| Steamboat Rock Bridge | Road over Iowa River | Replaced by a new bridge | Bowstring through truss | -- | 1935 | -- | -- |
| Tipton Creek Bridge | L Avenue over Tipton Creek | Replaced by a new bridge | Pony truss | 1900 | 2007 | 89.9 | 93.2 |
| Union Mill Bridge | Mill Road over Iowa River | Removed but not replaced | Bowstring through truss | 1868 | 1919 | -- | -- |
| UP - Honey Creek Bridge | Union Pacific Railroad over Honey Creek | Open to traffic | Concrete deck girder | -- | -- | -- | -- |
| UP - IA175 Overpass | Union Pacific Railroad over IA 175 | Open to traffic | Steel stringer | -- | -- | 35.0 | 102.0 |
| UP - Iowa Falls Rail Crossing | Union Pacific Railroad over Union Pacific Railroad | Replaced by a new bridge | Pony/through plate girder | 1913 | 2018 | 80.0 | 160.0 |
| UP - Iowa River Bridge (Iowa Falls) | Union Pacific Railroad over Iowa River | Open to traffic | Deck plate girder | 1908 | -- | 100.0 | 380.0 |
| UP - Iowa River Crossing | Union Pacific Railroad over Iowa River | Open to traffic | Girder | 1977 | -- | -- | -- |
| UP - Minerva Creek Bridge | Union Pacific Railroad over Minerva Creek | Open to traffic | Unknown | -- | -- | -- | -- |
| UP - Radcliffe Rail Crossing | Union Pacific Railroad over Abandoned Chicago & North Western Railway | Open to traffic | Pony/through plate girder | 1913 | -- | 50.0 | 110.0 |
| UP - South Fork Iowa River Bridge | Union Pacific Railroad over South Fork Iowa River | Open to traffic | Deck plate girder | 1942 | -- | 75.0 | 175.0 |
| UP - Tipton Creek Bridge | Union Pacific Railroad over Tipton Creek | Open to traffic | Unknown | -- | -- | -- | -- |
| UP - US-65 Overpass | Union Pacific Railroad over US 65 | Open to traffic | Steel stringer | 1958 | -- | 60.0 | 60.0 |
| US20 Iowa River Bridge | US 20 over Iowa River | Open to traffic | Girder | 2003 | -- | 302.2 | 1639.2 |
| Washington Avenue Bridge | Washington Avenue over Iowa River | Open to traffic | Open-spandrel arch | 1934 | -- | 172.9 | 380.3 |
| Webster Bridge | Road over Otter Creek | Replaced by a new bridge | Pony truss | -- | 1921 | -- | -- |
| Wildcat Glen Bridge | Mildred Avenue over Wildcat Glen | Open to traffic | Closed-spandrel arch | 1933 | -- | 52.2 | 69.9 |