Bridge conditions in Anderson County, Kansas
144 inventoried bridges · 6 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
6 of the 144 bridges the federal inventory lists in Anderson County are rated poor; the rest split 50 good and 88 fair.
- 6 of the 144 bridges in Anderson County, Kansas, are rated in poor condition (4.2%) in the 2025 National Bridge Inventory, as of .
- 50 bridges (34.7%) are rated good and 88 (61.1%) fair.
- The median Anderson County bridge was built in 1950.
- The busiest poor-rated bridge is 1600 Rd I.1-16.0 over Fish Creek (built 1935), carrying about 190 vehicles a day.
Good 34.7% · Fair 61.1% · Poor 4.2% of 144 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 |
|---|---|---|---|
| 1600 Rd I.1-16.0 over Fish Creek | 1935 | 190 | Poor |
| 1300 Rd O.3-13.0 over Bradshaw Creek | 1930 | 78 | Poor |
| Jackson H.4-20.3 over Pottowatomie Ck | 1920 | 50 | Poor |
| Maryland M.0-11.2 over Cedar Creek Trib | 1930 | 50 | Poor |
| 500 Rd T.2-5.0 over Trib. N Fk. Little Osage | 1930 | 50 | Poor |
| Vermont W.0-13.9 over Saline Creek | 1930 | 41 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US59 Hwy over South Pottawatomie Creek | 1987 | 5,151 | Good |
| US59 Hwy over S Fk Pottawatomie CR Drg | 2005 | 4,391 | Good |
| US59 Hwy over Abandoned Access Road | 1957 | 4,186 | Good |
| US59 Hwy over Pottawatomie Creek | 2016 | 4,186 | Good |
| US169 Hwy over Pottawatomie Creek Drg | 1934 | 3,732 | Good |
| US-169 Hwy over S Fk Pottawatomie Creek | 1994 | 3,612 | Good |
| US-169 over Bradshaw Creek | 2022 | 3,335 | Good |
| US169 over Deer Creek | 1954 | 2,811 | Good |
| US59 K31 Hwy over Deer Creek | 1950 | 1,467 | Fair |
| K31 Hwy over N F Little Osage River | 1928 | 1,108 | Fair |
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.