K-146 Hwy over Big Walnut Creek
Crawford County, Kansas · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- K-146 Hwy over Big Walnut Creek in Crawford County, Kansas, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1994, making it 31 years old at the 2025 inventory.
- It carries about 400 vehicles a day (traffic count year 2023).
- Its listed owner is the state highway agency.
- It is one of 119 of the 295 inventoried bridges in Crawford County rated fair (40.3%); 27 (9.2%) 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 → (37.60167, -95.01944)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 6 | Satisfactory condition |
| Superstructure | 7 | Good condition |
| Substructure | 7 | Good condition |
Bridge details
| Structure | Continuous concrete slab |
| Length | about 132 ft |
| Location | 3.73 Mi E Neosho Coln |
| NBI structure number | 999914600190591 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Kansas department of transportation.
Busiest bridges in Crawford County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US69/US169 Hwy over Cow Creek | 1992 | 14,286 | Good |
| US69/US169 Hwy over Cow Creek | 1993 | 9,347 | Good |
| K-126 over KCS Railway | 2022 | 7,622 | Good |
| K126 Hwy over Middle Cow Creek | 1931 | 6,653 | Fair |
| K126 Hwy over Middle Cow Creek | 2021 | 6,653 | Good |
| US69 over First Cow Creek Drainage | 1952 | 6,144 | Good |
All bridges nearby: Crawford County, KS bridge conditions · every bridge in Crawford County · Kansas bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.