KY61N over Smith Branch
Cumberland County, Kentucky · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- KY61N over Smith Branch in Cumberland County, Kentucky, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
- It was built in 2010, making it 15 years old at the 2025 inventory.
- It carries about 1,762 vehicles a day (traffic count year 2023).
- Its listed owner is the state highway agency.
- It is one of 18 of the 93 inventoried bridges in Cumberland County rated good (19.4%); 7 (7.5%) 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 March 2024, on a 48-month routine inspection cycle.
- 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 → (36.88389, -85.41028)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 7 | Good condition |
| Superstructure | 8 | 8 | Very good condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Prestressed concrete single box beam |
| Length | about 28 ft |
| Location | 0.438 S. of N Jct Ky 3140 |
| NBI structure number | 029B00063N |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | March 2024 |
| 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 Cumberland County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Ky-90 over Cumberland River | 1951 | 5,495 | Fair |
| Ky-90 over Norris Branch | 1942 | 3,335 | Fair |
| Ky-90 over Allen Creek | 1942 | 3,335 | Fair |
| Ky-90 over Dutch Creek | 1942 | 3,335 | Fair |
| Ky-90 over Br of Marrowbone Creek | 1942 | 3,335 | Fair |
| Ky-90 over Bear Creek | 1974 | 3,037 | Fair |
All bridges nearby: Cumberland County, KY bridge conditions · every bridge in Cumberland County · Kentucky bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.