Ky-139 over I-24
Caldwell County, Kentucky · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Ky-139 over I-24 in Caldwell County, Kentucky, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1977, making it 48 years old at the 2025 inventory.
- It carries about 1,719 vehicles a day (traffic count year 2023).
- Its listed owner is the state highway agency.
- It is one of 85 of the 116 inventoried bridges in Caldwell County rated fair (73.3%); 6 (5.2%) are rated poor.
- Its traffic status in the 2025 inventory is posted for load (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated January 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 → (36.96667, -87.87472)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 6 | Satisfactory condition |
| Superstructure | 6 | 6 | Satisfactory condition |
| Substructure | 6 | 6 | Satisfactory condition |
Bridge details
| Structure | Continuous steel stringer or multi-beam girder |
| Length | about 231 ft |
| Location | .47 Mi. N. of Trigg Co. |
| NBI structure number | 017B00065N |
| Condition class | Fair |
| Traffic status (item 41) | Posted for load |
| Last inspection (item 90) | January 2023 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | N: not over a waterway |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Kentucky department of transportation.
Busiest bridges in Caldwell County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-69 over Wiley Creek | 1962 | 11,063 | Fair |
| I-69 over Ward Creek | 1963 | 11,063 | Fair |
| I-69 over East Fork | 1963 | 11,063 | Fair |
| MARKET ST (Hwy 91) over I-69 | 1962 | 10,353 | Fair |
| I-69 over Crider Dulaney Road | 1968 | 10,022 | Fair |
| I-69 over Tradewater River | 1963 | 5,532 | Poor |
All bridges nearby: Caldwell County, KY bridge conditions · every bridge in Caldwell County · Kentucky bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.