Ky-473 over Unname Stream
Ballard County, Kentucky · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Ky-473 over Unname Stream in Ballard 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 1952, making it 73 years old at the 2025 inventory.
- It carries about 121 vehicles a day (traffic count year 2023).
- Its listed owner is the state highway agency.
- It is one of 49 of the 85 inventoried bridges in Ballard County rated fair (57.6%); 12 (14.1%) 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 → (37.07056, -88.88667)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 6 | Satisfactory condition |
Bridge details
| Structure | Concrete culvert |
| Length | about 35 ft |
| Location | .70 Mi Sou. of Jct US 60 |
| NBI structure number | 004B00041N |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Kentucky department of transportation.
Busiest bridges in Ballard County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US-60 over Page Branch | 1929 | 7,187 | Fair |
| US-60 over Frazier Creek | 1929 | 5,514 | Fair |
| US-60 over Branch Frazier Creek | 1929 | 5,514 | Fair |
| US-60 over Fork of Humphrey CR | 1985 | 5,514 | Fair |
| US-60 over Humphrey Creek | 1985 | 5,514 | Good |
| US-51 over Ohio River -ic (sou) RR | 1937 | 5,344 | Fair |
All bridges nearby: Ballard County, KY bridge conditions · every bridge in Ballard County · Kentucky bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.