| Name | Location | Status | Design | Year Built | Year Lost | Span Length (ft.) | Total Length (ft.) |
|---|---|---|---|---|---|---|---|
| Amite River US 190 Bridge (EB) | Eastbound US 190 over Amite River | Replaced by a new bridge | Steel stringer | 1961 | 2011 | 174.9 | 1462.0 |
| Amite River US 190 Bridge (WB) | Westbound US 190 over Amite River | Replaced by a new bridge | Parker through truss | 1932 | 2009 | 249.9 | 1452.7 |
| Bayou Manchac Bridge | US-61 over Bayou Manchac | Open to traffic | Concrete tee beam | 1953 | -- | 40.0 | 279.9 |
| Beaver Creek Bridge | Central Thruway over Beaver Creek | Open to traffic | Concrete stringer | 2011 | -- | -- | -- |
| Benton Ferry Bridge (1894) | Benton's Ferry Road (now US 190) over Amite River | Replaced by a new bridge | Unknown | 1894 | 1918 | -- | 512.0 |
| Benton Ferry Bridge (1918) | US 190 over Amite River | Replaced by a new bridge | Unknown | 1918 | 1933 | -- | -- |
| Benton's Ferry | Ferry over Amite River | Replaced by a bridge | Ferry | 1840s | 1894 | -- | -- |
| City Park Lake Bridge | I-10 over City Park Lake & Dalrymple Drive | Open to traffic | Girder | 1964 | -- | 130.9 | 887.2 |
| CN - Frenchtown Road Overpass | Illinois Central Railroad over Frenchtown Road | Open to railroad traffic | Timber stringer | -- | -- | -- | -- |
| CN Amite River Bridge | Illinois Central Railroad over Amite River | Open | Timber stringer | -- | -- | -- | -- |
| Col. Pruyne Toll Bridge | Bridge over Amite River | Replaced by a new bridge | Pony truss | ca. 1860 | 1914 | -- | -- |
| Comite River Bridge | LA-37 (Greenwell Springs Rd.) over Comite River | Open to traffic | Steel stringer | 1961 | -- | 60.0 | 301.9 |
| Comite River Bridge | Central Thruway over Comite River | Open to traffic | Concrete stringer | 2011 | -- | -- | -- |
| Harrell's Ferry | Ferry over Amite River | Removed but not replaced | Ferry | 1866 | 1915 | -- | -- |
| Horace Wilkinson Bridge | I-10 over Mississippi River | Open to traffic | Polygonal Warren through truss with all verticals | 1968 | -- | 1234.6 | 4548.7 |
| Huey P. Long Bridge (Baton Rouge) | Single track of Kansas City Southern Railway and 4 lanes of US 190 (Airline Highway) over Mississippi River | Open to traffic | Warren through truss | 1939 | -- | 747.8 | 5879.0 |
| I-110 pedestrian bridge | Pedestrian over I-110 | Open to traffic | Steel through arch | 1983 | -- | 105.0 | 305.0 |
| Joor Bridge | Deerford Rd. over Comite River | Replaced by a new bridge | Truss | 1880 | -- | -- | -- |
| Jose L. Alvarez Memorial Bridge | Central Thruway over Canadian National Railway & Illinois Central Railroad | Open to traffic | Beam | 2011 | -- | -- | -- |
| LA73 Bayou Manchac Bridge | LA 73 over Bayou Manchac | Open to traffic | Polygonal Warren pony truss | 1931 | -- | 82.0 | 325.0 |
| Magnolia Bridge | LA-64 over Amite River | Replaced by a new bridge | Steel stringer | 1955 | 2012 | 80.1 | 1842.0 |
| Montecino Bayou (Bayou Monte Sano) Bridge | Baton Rouge-St. Francisville State Highway over Monte Sano Bayou | Replaced by a new bridge | Concrete rigid frame | 1915 | 1971 | -- | 60.0 |
| Montecino Bayou Bridge | Bridge over Montecino Bayou | Replaced by a new bridge | Deck truss | -- | 1915 | -- | -- |
| Old Bayou Manchac Bridge | Old Jefferson Highway (former US 61) over Bayou Manchac | Replaced by a new bridge | Unknown | 1918 | 1931 | -- | -- |
| Old Culvert | Private Road over Unnamed creek | Open | Concrete culvert | -- | -- | -- | -- |
| Perkins Road Overpass | Perkins Road over Kansas City Southern Railroad | Open to traffic | Concrete tee beam | 1938 | -- | 71.9 | 809.1 |
| Plank Road Bridge | Plank Road/La 67 over US 61 | Open to traffic | Stringer | 1961 | -- | 48.9 | 273.0 |
| Plaquemine Ferry | Ferry over Mississippi River | Open | Ferry | -- | -- | -- | -- |
| US 190 Bridge | US 190 over Us 190 Under Icg Rr | Open to traffic | Girder | 1939 | -- | -- | -- |
| US 61 Pedestrian Bridge | Pedestrian over US 61 | Open to traffic | Steel through arch | 1983 | -- | 89.0 | 464.0 |
| US 61-Scenic Highway Bridge | US 190 (Airline Highway) over US 61 (Scenic Highway) | Open to traffic | Concrete tee beam | 1940 | -- | 40.0 | 200.1 |