Bridge conditions in Brown County, Indiana
114 inventoried bridges · 17 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
About one in 7 bridges in Brown County is rated in poor condition: 17 of 114 on the federal inventory, one of the higher shares in Indiana.
- 17 of the 114 bridges in Brown County, Indiana, are rated in poor condition (14.9%) in the 2025 National Bridge Inventory, as of .
- 26 bridges (22.8%) are rated good and 71 (62.3%) fair.
- The median Brown County bridge was built in 1969.
- The busiest poor-rated bridge is Tc Steele Road over North Fork of Salt Creek (built 1957), carrying about 750 vehicles a day.
Good 22.8% · Fair 62.3% · Poor 14.9% of 114 bridges
Bridges rated poor
Every bridge in the county with a poor rating, busiest first. Poor means a major component is rated 4 or lower on FHWA's 0-9 scale; it is a repair flag, not a closure notice.
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Tc Steele Road over North Fork of Salt Creek | 1957 | 750 | Poor |
| Gatesville Road over North Fork of Salt Creek | 1963 | 625 | Poor |
| Owl Creek Road over Owl Creek | 1930 | 600 | Poor |
| Plum Creek Road over Plum Creek | 1969 | 325 | Poor |
| Hoover Road over Sweetwater Creek | 1970 | 300 | Poor |
| Orchard Road over Middle Fork Salt Creek | 1979 | 300 | Poor |
| Mount Liberty Road over Gnawbone Creek | 1940 | 275 | Poor |
| North Shore Drive over Branch Bean Blossom Cree | 1935 | 200 | Poor |
| Country Club Rd over Owl Creek | 1945 | 150 | Poor |
| Harrison Ridge Roa over S Br Middle Fk Salt Cree | 1983 | 100 | Poor |
| Elkinsville Road over Middle Fork Salt Creek | 1984 | 100 | Poor |
| Wallow Hollow Road over Clay Lick Creek | 1932 | 100 | Poor |
| Crooked Creek Road over Crooked Creek | 1925 | 100 | Poor |
| Blue Creek Road over Little Blue Creek | 1969 | 50 | Poor |
| Kirks Ford Road over Middle Fork Salt Creek | 1915 | 15 | Poor |
| Doty Road over Mount Liberty Creek | 1979 | 10 | Poor |
| Bond Cemetery Road over North Fork of Salt Creek | 1908 | – | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| SR 46 over Greasy Creek | 1964 | 14,040 | Fair |
| SR 46 over North Fork Salt Creek | 1964 | 11,699 | Fair |
| SR 46 over North Fork Salt Creek | 1964 | 10,596 | Fair |
| SR 46 over North Fork Salt Creek | 1964 | 10,520 | Fair |
| SR 46 over N Fork Salt Creek | 1928 | 9,341 | Fair |
| SR 46 over Gnaw Bone Creek | 1960 | 8,485 | Good |
| SR 46 over North Fork Salt Creek | 1997 | 7,397 | Good |
| SR 46 over Tater Bug Branch | 1935 | 7,185 | Fair |
| SR 46 over Green Valley Creek | 1998 | 7,185 | Good |
| SR 46 over Bartletts Branch | 1935 | 6,365 | Fair |
Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.
All of Indiana: Indiana bridge conditions by county · every download on the data page.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.