US-421 over Laurel Creek
Clay County, Kentucky · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- US-421 over Laurel Creek in Clay County, Kentucky, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1988, making it 37 years old at the 2025 inventory.
- It carries about 5,229 vehicles a day (traffic count year 2023).
- Its listed owner is the state highway agency.
- It is one of 107 of the 165 inventoried bridges in Clay County rated fair (64.8%); 23 (13.9%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated August 2022, on a 48-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 → (37.23, -83.78333)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 6 | Satisfactory condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Prestressed concrete stringer or multi-beam girder |
| Length | about 47 ft |
| Location | 5.6 Mi. N.cl -manchester |
| NBI structure number | 026B00105N |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | August 2022 |
| Inspection interval (item 91) | 48 months |
| Scour (item 113) | 8: foundations stable, scour above the top of the footing |
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.