Ky-66 over Flat Creek
Clay County, Kentucky · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Ky-66 over Flat Creek in Clay County, Kentucky, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 7 (good condition) on the 0-9 scale.
- It was built in 1957, making it 68 years old at the 2025 inventory.
- It carries about 435 vehicles a day (traffic count year 2023).
- Its listed owner is the state highway agency.
- It is one of 35 of the 165 inventoried bridges in Clay County rated good (21.2%); 23 (13.9%) are rated poor.
- A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.
View this bridge on a map → (37.07806, -83.55472)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 7 | Good condition |
Bridge details
| Structure | Concrete culvert |
| Length | about 50 ft |
| Location | .10 Mi NW of Jct Ky 2000 |
| NBI structure number | 026B00032N |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Kentucky department of transportation.
Busiest bridges in Clay County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US-421 over Little Goose Creek | 1993 | 13,190 | Fair |
| Ky-80 over Hal Rogers Parkway | 1971 | 11,538 | Fair |
| US-421 over Goose Creek | 1983 | 8,691 | Fair |
| Hr-9006 over LITTLE GOOSE CRK & R | 1970 | 8,477 | Fair |
| Hr-9006 over Cheek Rd | 1970 | 8,477 | Fair |
| Hr-9006 over Urban Road | 1970 | 8,477 | Fair |
All bridges nearby: Clay County, KY bridge conditions · every bridge in Clay County · Kentucky bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.