Wellman Rd. over Big Slough Creek
Jefferson County, Kansas · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Wellman Rd. over Big Slough Creek in Jefferson County, Kansas, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1947, making it 78 years old at the 2025 inventory.
- It carries about 695 vehicles a day (traffic count year 2019).
- Its listed owner is the county highway agency.
- It is one of 85 of the 194 inventoried bridges in Jefferson County rated fair (43.8%); 7 (3.6%) are rated poor.
- A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.
View this bridge on a map → (39.21082, -95.25463)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 6 | Satisfactory condition |
Bridge details
| Structure | Concrete culvert |
| Length | about 24 ft |
| Location | 2.5W 1.0N of Mclouth |
| NBI structure number | 000000000440010 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Kansas department of transportation.
Busiest bridges in Jefferson County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| K4 Hwy over Little Muddy Creek | 1964 | 7,418 | Fair |
| K4 Hwy over Muddy Creek | 1964 | 6,861 | Good |
| K4 Hwy over Rock Creek | 1961 | 4,785 | Fair |
| U-24 Hwy over Delaware River | 2024 | 4,211 | Good |
| US24 Hwy over Little Muddy Creek | 1958 | 3,966 | Fair |
| US24 Hwy EB over Muddy Creek | 1962 | 3,966 | Fair |
All bridges nearby: Jefferson County, KS bridge conditions · every bridge in Jefferson County · Kansas bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.