Ky-680 over Little Mud
Floyd County, Kentucky · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Ky-680 over Little Mud in Floyd 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 2003, making it 22 years old at the 2025 inventory.
- It carries about 3,408 vehicles a day (traffic count year 2023).
- Its listed owner is the state highway agency.
- It is one of 40 of the 161 inventoried bridges in Floyd County rated good (24.8%); 14 (8.7%) 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 September 2021, 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 → (37.53389, -82.64389)
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 stringer or multi-beam girder |
| Length | about 183 ft |
| Location | 3rd Bridge from JCT US 23 |
| NBI structure number | 036B00148N |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | September 2021 |
| 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 Floyd County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US-23 over Bull Creek | 1973 | 22,479 | Fair |
| US-23 over Bull Creek | 1978 | 22,479 | Fair |
| US-23 over Bull Creek | 1978 | 22,479 | Fair |
| US-23 over Ky-114 | 1992 | 22,479 | Fair |
| US-23 over KY-2555/Middle Creek | 1992 | 13,144 | Fair |
| US-23 over KY-2555/Middle Creek | 1992 | 13,144 | Fair |
All bridges nearby: Floyd County, KY bridge conditions · every bridge in Floyd County · Kentucky bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.