A-4 231ST Street over West Brush Creek
Leavenworth County, Kansas · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- A-4 231ST Street over West Brush Creek in Leavenworth 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 1952, making it 73 years old at the 2025 inventory.
- It carries about 210 vehicles a day (traffic count year 2021).
- Its listed owner is the county highway agency.
- It is one of 86 of the 237 inventoried bridges in Leavenworth County rated fair (36.3%); 9 (3.8%) are rated poor.
- Its traffic status in the 2025 inventory is posted for load (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated July 2024, on a 24-month routine inspection cycle.
- 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 → (39.31446, -95.11854)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Culvert | 6 | 6 | Satisfactory condition |
Bridge details
| Structure | Concrete culvert |
| Length | about 41 ft |
| Location | 2.0S of Easton |
| NBI structure number | 000000000520230 |
| Condition class | Fair |
| Traffic status (item 41) | Posted for load |
| Last inspection (item 90) | July 2024 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 5: foundations stable, scour within the limits of the footing or piles |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Kansas department of transportation.
Busiest bridges in Leavenworth County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US-73 Hwy over Seven Mile Creek | 2006 | 27,473 | Good |
| US73 Hwy over Five Mile Creek | 1983 | 20,979 | Good |
| I-70 Hwy EB (kta) over Mud Creek | 1956 | 17,657 | Good |
| I-70 Hwy WB (kta) over Mud Creek | 1956 | 17,657 | Good |
| I-70 Hwy EB (kta) over Ninemile Creek | 1956 | 17,657 | Good |
| I-70 Hwy WB (kta) over Ninemile Creek | 1956 | 17,657 | Fair |
All bridges nearby: Leavenworth County, KS bridge conditions · every bridge in Leavenworth County · Kansas bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.