Stevenson Mill Rd over Trib.-mud River
Logan County, Kentucky · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Stevenson Mill Rd over Trib.-mud River in Logan County, Kentucky, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1990, making it 35 years old at the 2025 inventory.
- It carries about 505 vehicles a day (traffic count year 2022).
- Its listed owner is the county highway agency.
- It is one of 107 of the 136 inventoried bridges in Logan County rated fair (78.7%); 5 (3.7%) 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 June 2023, on a 24-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 → (36.85389, -86.84167)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 5 | 5 | Fair condition |
| Superstructure | 5 | 5 | Fair condition |
| Substructure | 5 | 5 | Fair condition |
Bridge details
| Structure | Prestressed concrete multiple box beam |
| Length | about 29 ft |
| Location | 2.4 Mi E Jct Ky 79 |
| NBI structure number | 071C00073N |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | June 2023 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 4: foundations stable, field review says exposed foundations need protection |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Kentucky department of transportation.
Busiest bridges in Logan County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Ky 3519 over Town Branch | 1933 | 8,726 | Good |
| US-68X over Rjc Railroad | 1936 | 7,976 | Poor |
| US-68X over Town Branch | 1936 | 7,976 | Good |
| E 2ND St over E Fk Town Branch | 1976 | 7,535 | Fair |
| Ky 3240 over Town Branch | 1995 | 7,254 | Good |
| Us-68-10 over Black Lick Creek | 1995 | 6,221 | Fair |
All bridges nearby: Logan County, KY bridge conditions · every bridge in Logan County · Kentucky bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.