Ky-464 over Clarks River
Calloway County, Kentucky · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Ky-464 over Clarks River in Calloway County, Kentucky, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1957, making it 68 years old at the 2025 inventory.
- It carries about 736 vehicles a day (traffic count year 2023).
- Its listed owner is the state highway agency.
- It is one of 125 of the 211 inventoried bridges in Calloway County rated fair (59.2%); 26 (12.3%) 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 May 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 → (36.69167, -88.27333)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 6 | Satisfactory condition |
| Superstructure | 6 | 6 | Satisfactory condition |
| Substructure | 5 | 5 | Fair condition |
Bridge details
| Structure | Concrete tee beam |
| Length | about 329 ft |
| Location | 1.7 Mi East of Jct Ky 182 |
| NBI structure number | 018B00043N |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | May 2023 |
| Inspection interval (item 91) | 24 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 Calloway County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US-641 over Bee Creek | 1988 | 19,550 | Fair |
| Ky-94 over Clarks River Overflow | 1983 | 7,679 | Fair |
| Ky-94 over Clarks River | 1983 | 7,679 | Fair |
| Ky-94 over Clayton Creek | 1983 | 7,679 | Good |
| South 4TH St over Rose Berry Branch-within | 1939 | 7,106 | Fair |
| US-641 over Clarks River | 1984 | 6,834 | Good |
All bridges nearby: Calloway County, KY bridge conditions · every bridge in Calloway County · Kentucky bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.