| Name | Location | Status | Design | Year Built | Year Lost | Span Length | Total Length |
|---|---|---|---|---|---|---|---|
| Brush Creek CR 25 Bridge | CR 25 over Brush Creek | No longer exists | Pony truss | -- | 2001 | -- | 64.0 ft. |
| Cain Branch CR 232 Bridge | CR 232 over Cain Branch | Replaced by new bridge | Pony truss | 1925 | 2004 | -- | 44.9 ft. |
| Little Medicine Creek Bridge | Forbes Street over Little Medicine Creek | Replaced by new bridge | Pony truss | 1904 | 1994 | 45.9 ft. | 46.9 ft. |
| Little River CR 33 Bridge | CR 33 over Tributary of Little River | Open to traffic | Pony truss | -- | -- | 100.0 ft. | 157.1 ft. |
| Little Weldon River CR 52 Bridge | CR 52 over Little Weldon River | Open to traffic | Through truss | ca. 1910 | -- | 75.1 ft. | 209.9 ft. |
| Medicine Creek CR 145 Bridge | CR 145 over Medicine Cr | Closed to all traffic | Pony truss | -- | -- | 56.1 ft. | 74.1 ft. |
| Medicine Creek CR 282 Bridge | CR 282 over Medicine Creek | Open to traffic | Pony truss | ca. 1910 | -- | 80.0 ft. | 145.0 ft. |
| Medicine Creek CR 284 Bridge | CR 284 over Medicine Creek | Open to traffic | Through truss | ca. 1910 | -- | 79.0 ft. | 126.9 ft. |
| Mercer County Road 162 Bridge | CR 162 over Union Pacific Railroad | Open to traffic | Girder | 1901 | -- | 65.9 ft. | 211.0 ft. |
| Mill Grove Railroad Bridge | Union Pacific Railroad over Weldon River | Open to railroad traffic | Warren through truss | -- | -- | -- | -- |
| Muddy Creek CR 160 Bridge | CR 160 over Muddy Creek | Replaced by new bridge | Pony truss | ca. 1910 | 2004 | -- | 68.9 ft. |
| Muddy Creek CR 244 Bridge | CR 244 over Muddy Creek | No longer exists | Pony truss | ca. 1910 | 2002 | 69.8 ft. | 107.9 ft. |
| Pops Branch Bridge | Emblem Road over Pops Branch | Replaced by new bridge | Pony truss | -- | 1999 | 54.1 ft. | 86.0 ft. |
| Princeton Overhead Bridge | Bridge over Union Pacific Railroad | Lost | Timber stringer | -- | -- | -- | -- |
| Route M Bridge | Route M over Union Pacific Railroad | Open to traffic | Timber stringer | -- | -- | 20.0 ft. | 126.0 ft. |
| West Fork Little River Bridge | Cher Road (CR 44) over West Fork Little River | Replaced by new bridge | Through truss | ca. 1910 | 1994 | 107.9 ft. | 147.0 ft. |
| Wildcat Creek CR 162 Bridge | CR 162 over Wildcat Creek | Closed to all traffic | Pony truss | ca. 1930 | -- | -- | 60.0 ft. |
| Wildcat Creek CR 163 Bridge | CR 163 over Wildcat Creek | Closed to all traffic | Through truss | -- | -- | 85.9 ft. | 103.0 ft. |
| Wildcat Creek CR 318 Bridge | CR 318 over Wildcat Creek | Open to traffic | Pony truss | ca. 1910 | -- | -- | 60.0 ft. |