Bridge conditions in Smith County, Kansas
281 inventoried bridges · 32 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
Smith County has 32 bridges rated poor out of 281 inventoried, a 11.4% share that puts it well above the national rate of about 7%.
- 32 of the 281 bridges in Smith County, Kansas, are rated in poor condition (11.4%) in the 2025 National Bridge Inventory, as of .
- 90 bridges (32.0%) are rated good and 159 (56.6%) fair.
- The median Smith County bridge was built in 1960.
- The busiest poor-rated bridge is K8 Hwy over Middle Beaver Creek (built 1941), carrying about 727 vehicles a day.
Good 32.0% · Fair 56.6% · Poor 11.4% of 281 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 |
|---|---|---|---|
| K8 Hwy over Middle Beaver Creek | 1941 | 727 | Poor |
| US281 Hwy over White Rock Creek | 1937 | 492 | Poor |
| U Road (rs 626) over Lindsey Creek | 1930 | 80 | Poor |
| J Road over North Fork Solomon Trib | 1936 | 50 | Poor |
| R Road over Dry Creek | 1970 | 50 | Poor |
| 200 Road over Cedar Creek Tributary | 1966 | 40 | Poor |
| 120 Road over West Beaver Creek | 1969 | 30 | Poor |
| A Road over West Middle Cedar Creek | 1969 | 20 | Poor |
| 90 Road over East Middle Cedar Creek | 1920 | 20 | Poor |
| 190 Road over West Cedar Creek | 1910 | 20 | Poor |
| 230 Road over East Cedar Creek | 1925 | 20 | Poor |
| M Road over East Beaver Creek | 1996 | 20 | Poor |
| 120 Road over Spring Creek | 1990 | 20 | Poor |
| 180 Road over West Oak Creek | 1900 | 20 | Poor |
| X Road over Middle Oak Creek | 1930 | 20 | Poor |
| 140 Road over East Cedar Creek | 1940 | 15 | Poor |
| 165 Road over Spring Creek | 1900 | 15 | Poor |
| F Road over Middle Beaver Creek | 1940 | 10 | Poor |
| J Road over Bachelor Run | 1930 | 10 | Poor |
| 270 Road over N Fork Solomon Tributary | 1920 | 10 | Poor |
| 290 Road over N Fork Solomon Tributary | 1910 | 10 | Poor |
| K Road over Middle Beaver Creek Trib | 1910 | 10 | Poor |
| M Road over Bull Creek | 1920 | 10 | Poor |
| 160 Road over East Beaver Creek | 1910 | 10 | Poor |
| N Road over East Beaver Creek | 1930 | 10 | Poor |
| 220 Road over Spring Creek | 2000 | 10 | Poor |
| R Road over Walnut Creek | 1920 | 10 | Poor |
| W Road over West Oak Creek | 1998 | 10 | Poor |
| Z Road over Wolf Creek | 1925 | 10 | Poor |
| 50 Road over White Rock Creek | 1955 | 10 | Poor |
| 230 Road over Oak Creek Trib. | 1910 | 10 | Poor |
| Q Road over E Branch Troublesome CR. | 1925 | 5 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US36 Hwy over Middle Beaver Creek Drg | 1952 | 2,171 | Good |
| US36 Hwy over East Beaver Creek Drg | 1952 | 2,171 | Fair |
| US-36 Hwy over Middle Beaver Creek | 1994 | 2,171 | Good |
| US-36 Hwy over East Beaver Creek | 1994 | 2,171 | Good |
| US36 Hwy over Cedar Creek Drainage | 1963 | 2,031 | Good |
| US36 Hwy over Cedar Creek | 1963 | 2,031 | Good |
| US36 Hwy over North Fork Solomon R Dr | 1952 | 2,004 | Good |
| US-36 Hwy over West Beaver Creek | 1994 | 2,004 | Good |
| US36 Hwy over Spring Creek | 1954 | 1,950 | Fair |
| US36 Hwy over Cedar Creek Drainage | 1950 | 1,900 | Good |
Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.
All of Kansas: Kansas 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.