Mill Dam Rd over Green River
Casey County, Kentucky · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Mill Dam Rd over Green River in Casey County, Kentucky, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the superstructure, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1997, making it 28 years old at the 2025 inventory.
- It carries about 50 vehicles a day (traffic count year 2019).
- Its listed owner is the county highway agency.
- It is one of 112 of the 143 inventoried bridges in Casey County rated fair (78.3%); 13 (9.1%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its class is unchanged from 2024 (fair), but component ratings moved: deck 6 to 7, superstructure 5 to 6.
- Its most recent inspection on record is dated October 2024, 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 → (37.36056, -84.81861)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 7 | Good condition |
| Superstructure | 5 | 6 | Satisfactory condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Prestressed concrete multiple box beam |
| Length | about 190 ft |
| Location | 25 E Jct Ky 198 |
| NBI structure number | 023C00097N |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | October 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 Casey County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US-127 over Green River In Liberty | 1957 | 9,092 | Poor |
| US-127 over Frey Creek | 1963 | 5,181 | Fair |
| US-127 over Carpenters Creek | 1970 | 4,705 | Fair |
| US-127 over Calhoun Creek | 1955 | 4,562 | Fair |
| US-127 over Allens Creek | 1955 | 4,454 | Fair |
| Ky 70 over Brush Creek | 2009 | 4,247 | Good |
All bridges nearby: Casey County, KY bridge conditions · every bridge in Casey County · Kentucky bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.