K146 Hwy over Br of Four Mile Creek
Neosho County, Kansas · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- K146 Hwy over Br of Four Mile Creek in Neosho County, Kansas, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the superstructure, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1979, making it 46 years old at the 2025 inventory.
- It carries about 395 vehicles a day (traffic count year 2023).
- Its listed owner is the state highway agency.
- It is one of 75 of the 238 inventoried bridges in Neosho County rated fair (31.5%); 25 (10.5%) 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 → (37.60139, -95.19694)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 7 | Good condition |
| Superstructure | 6 | Satisfactory condition |
| Substructure | 7 | Good condition |
Bridge details
| Structure | Continuous concrete slab |
| Length | about 182 ft |
| Location | 3.04 Mi E US59 |
| NBI structure number | 999914600670601 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Kansas department of transportation.
Busiest bridges in Neosho County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| U-59 Hwy over Labette Creek | 2005 | 9,620 | Good |
| K39 Hwy over Sko RR | 2007 | 7,243 | Good |
| US169 Hwy over Turkey CR Drainage | 1983 | 6,228 | Good |
| US169 Hwy over Turkey Creek | 1984 | 6,228 | Good |
| US169 Hwy over Little Turkey Creek | 1982 | 5,561 | Fair |
| Rs 1332 8-2.40 over Haul Rd. to Cement Plant | 1956 | 5,180 | Fair |
All bridges nearby: Neosho County, KS bridge conditions · every bridge in Neosho County · Kansas bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.