Ky-551 over Butlers Branch
Adair County, Kentucky · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Ky-551 over Butlers Branch in Adair County, Kentucky, 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 1955, making it 70 years old at the 2025 inventory.
- It carries about 1,745 vehicles a day (traffic count year 2023).
- Its listed owner is the state highway agency.
- It is one of 104 of the 143 inventoried bridges in Adair County rated fair (72.7%); 12 (8.4%) 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 → (37.13583, -85.29167)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 6 | Satisfactory condition |
Bridge details
| Structure | Concrete culvert |
| Length | about 38 ft |
| Location | .50 Mi Nor. of Jct Ky 901 |
| NBI structure number | 001B00035N |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Kentucky department of transportation.
Busiest bridges in Adair County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Hwy 55 over Ln-9008 | 1972 | 9,532 | Fair |
| Ky-55x over Russell Creek | 1950 | 8,263 | Fair |
| KY-55X and KY-206 over Branch of Russell Creek | 2015 | 8,263 | Good |
| Ln-9008 over Conover RD | 1971 | 7,716 | Fair |
| Ln-9008 over Arnold Keene Wilson Road | 1971 | 7,716 | Fair |
| Ln-9008 over Shiloh Road | 1972 | 7,716 | Fair |
All bridges nearby: Adair County, KY bridge conditions · every bridge in Adair County · Kentucky bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.