Bridge conditions in Jefferson County, Kentucky
677 inventoried bridges · 53 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
53 of the 677 bridges the federal inventory lists in Jefferson County are rated poor; the rest split 78 good and 546 fair.
- 53 of the 677 bridges in Jefferson County, Kentucky, are rated in poor condition (7.8%) in the 2025 National Bridge Inventory, as of .
- 78 bridges (11.5%) are rated good and 546 (80.6%) fair.
- The median Jefferson County bridge was built in 1982.
- The busiest poor-rated bridge is I-65 over Standiford Ln (built 1988), carrying about 159,448 vehicles a day.
Good 11.5% · Fair 80.6% · Poor 7.8% of 677 bridges
Bridges rated poor
Every bridge in the county with a poor rating, busiest first. Poor means a major component is rated 4 or lower on FHWA's 0-9 scale; it is a repair flag, not a closure notice.
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-65 & Ramps over I-264 EB on Ramp | 1988 | 168,682 | Fair |
| I-264 over US 31E (bardstown Rd) | 1993 | 166,875 | Fair |
| I-264 over Weicher Creek | 1951 | 166,324 | Fair |
| I-264 over Ky 155 (taylorsville Rd) | 1993 | 163,305 | Fair |
| I-65 over Grade Ln | 1988 | 159,448 | Fair |
| I-65 over Standiford Ln | 1988 | 159,448 | Poor |
| I-65 NB on Ramp over Grade Ln | 1987 | 159,448 | Fair |
| I-64 WB Ramp over Witherspoon & CSX RR | 2016 | 148,536 | Fair |
| I-64 over Ky 3077 (river Rd) | 1965 | 144,000 | Poor |
| I-64 EB Ramp over I-64 EB & Ramps | 2016 | 144,000 | Good |
Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.
All of Kentucky: Kentucky bridge conditions by county · every download on the data page.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.