Bridge conditions in Norton County, Kansas
243 inventoried bridges · 5 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
5 of the 243 bridges the federal inventory lists in Norton County are rated poor; the rest split 131 good and 107 fair.
- 5 of the 243 bridges in Norton County, Kansas, are rated in poor condition (2.1%) in the 2025 National Bridge Inventory, as of .
- 131 bridges (53.9%) are rated good and 107 (44.0%) fair.
- The median Norton County bridge was built in 1986.
- The busiest poor-rated bridge is Rd. H over Buffalo Creek (built 1972), carrying about 60 vehicles a day.
Good 53.9% · Fair 44.0% · Poor 2.1% of 243 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 |
|---|---|---|---|
| Rd. H over Buffalo Creek | 1972 | 60 | Poor |
| Rd. W1 over Robinson Creek | 1933 | 40 | Poor |
| Rd. E over Walnut Creek | 1962 | 20 | Poor |
| Rd. BB over N. Fork Solomon River | 1930 | 15 | Poor |
| Rd. D over Walnut Creek | 1997 | 5 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US-36 Hwy over Kyle RR & Local Road | 2004 | 4,414 | Good |
| US36 Hwy over Prairie Dog CR Drg | 2005 | 2,851 | Good |
| US36 Hwy over Robinson Creek | 2004 | 2,851 | Good |
| US36 Hwy over Norton Reservoir Drg | 2004 | 2,598 | Good |
| US 36 Hwy over Prairie Dog Creek | 1988 | 2,109 | Good |
| K-383 Hwy over Wildcat Creek | 1998 | 2,001 | Good |
| K-383 Hwy over S.fork Praire Dog Creek | 1998 | 2,001 | Good |
| K-383 Hwy over Prairie Dog CR Drainage | 2024 | 2,001 | Good |
| US-283 Highway over Spring Creek | 2002 | 1,962 | Good |
| US-283 Highway over Deer Creek | 2002 | 1,962 | 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.