Bridge conditions in Audrain County, Missouri
315 inventoried bridges · 13 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
The federal inventory lists 315 bridges in Audrain County: 133 rated good, 169 fair, and 13 poor.
- 13 of the 315 bridges in Audrain County, Missouri, are rated in poor condition (4.1%) in the 2025 National Bridge Inventory, as of .
- 133 bridges (42.2%) are rated good and 169 (53.7%) fair.
- The median Audrain County bridge was built in 1995.
- The busiest poor-rated bridge is US 54 W over Beaver Dam CR (built 1927), carrying about 5,433 vehicles a day.
Good 42.2% · Fair 53.7% · Poor 4.1% of 315 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 |
|---|---|---|---|
| US 54 W over Beaver Dam CR | 1927 | 5,433 | Poor |
| Mo 22 E over Saling Br | 1930 | 3,488 | Poor |
| Mo 22 E over Kcs RR | 1936 | 3,488 | Poor |
| Mo 22 E over Youngs CR | 1953 | 3,002 | Poor |
| Mo 151 S over Goodwater Br | 1930 | 1,259 | Poor |
| Pollock Rd over S Fk of Salt Rvr | 1966 | 500 | Poor |
| County Rd 820 over S Fk of Salt Rvr | 1970 | 150 | Poor |
| County Rd 524 over Hickory CR | 1970 | 100 | Poor |
| County Rd 448 over Mid Lick CR | 1900 | 75 | Poor |
| County Rd 609 over Johns CR | 1979 | 75 | Poor |
| County Rd 456 over Mid Lick CR | 1935 | 70 | Poor |
| County Rd 233 over Goodwater CR | 1924 | 50 | Poor |
| County Rd 448 over Wildcat CR | 1970 | 35 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Mo 15 S over Hamilton CR | 1929 | 11,448 | Fair |
| Mo 15 S over US 54 | 1991 | 8,255 | Fair |
| Clark St over NS RR | 1995 | 8,000 | Fair |
| US 54 E over W Fork Bean CR | 1932 | 6,929 | Fair |
| Bu 54 E over C & A Lake | 1922 | 6,481 | Fair |
| Bu 54 E over S. Fork Salt River | 1924 | 6,481 | Fair |
| US 54 W over Scattering Fk | 1989 | 6,078 | Fair |
| US 54 E over Beaver Dam CR | 1989 | 5,957 | Fair |
| US 54 E over Drain Dtch | 1927 | 5,722 | Fair |
| US 54 E over Scattering CR | 1991 | 5,586 | Good |
Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.
All of Missouri: Missouri 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.