I-71 over Big South Fork Creek
Gallatin County, Kentucky · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- I-71 over Big South Fork Creek in Gallatin County, Kentucky, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 7 (good condition) on the 0-9 scale.
- It was built in 1967, making it 58 years old at the 2025 inventory.
- It carries about 37,745 vehicles a day (traffic count year 2023).
- Its listed owner is the state highway agency.
- It is one of 12 of the 55 inventoried bridges in Gallatin County rated good (21.8%); 2 (3.6%) are rated poor.
- 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 → (38.80528, -84.72611)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 7 | Good condition |
Bridge details
| Structure | Concrete culvert |
| Length | about 28 ft |
| Location | .60 Mi S.W. of Boone Cl |
| NBI structure number | 039B00028N |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Kentucky department of transportation.
Busiest bridges in Gallatin County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-71 over Ky 35 | 2007 | 37,308 | Good |
| I-71 over KY3002 | 1967 | 18,873 | Fair |
| I-71 over KY3002 | 1967 | 18,873 | Fair |
| I-71 over Little Sugar Road | 1967 | 18,873 | Fair |
| I-71 over Little Sugar Road | 1967 | 18,873 | Fair |
| I-71 over Roberts Road | 1967 | 18,873 | Fair |
All bridges nearby: Gallatin County, KY bridge conditions · every bridge in Gallatin County · Kentucky bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.