Bridge conditions in Grant County, Kentucky
79 inventoried bridges · 6 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
6 of the 79 bridges the federal inventory lists in Grant County are rated poor; the rest split 45 good and 28 fair.
- 6 of the 79 bridges in Grant County, Kentucky, are rated in poor condition (7.6%) in the 2025 National Bridge Inventory, as of .
- 45 bridges (57.0%) are rated good and 28 (35.4%) fair.
- The median Grant County bridge was built in 1989.
- The busiest poor-rated bridge is Ky-491 over Bullock Creek (built 1970), carrying about 1,182 vehicles a day.
Good 57.0% · Fair 35.4% · Poor 7.6% of 79 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.
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Ky-491 over Bullock Creek | 1970 | 1,182 | Poor |
| Ky-2942 over Tenmile Creek | 1979 | 1,013 | Poor |
| Dry Ridge-mount Zi over Arnolds Creek | 1965 | 139 | Poor |
| Cherry Grove Road over NS (cno&tp) System | 1920 | 105 | Poor |
| Clarks Creek Road over Clarks Creek | 1970 | 93 | Poor |
| Fords Mill Road over Clarks Creek | 1970 | 93 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-75 over Three Fork Creek | 1963 | 44,363 | Fair |
| I-75 Southbound over Ragtown Road | 2007 | 22,182 | Good |
| I-75 Northbound over Ragtown Road | 2007 | 22,182 | Good |
| Ky-22 over I-75 @ 158.54 | 1998 | 16,492 | Good |
| Ky-491 over Ky 491 over I-75 | 2001 | 10,163 | Good |
| US-25 over NS (cno&tp) System | 1983 | 9,818 | Good |
| Ky-36 over I-75 | 1961 | 6,573 | Fair |
| US-0025 over Norfolk Southern RR/US25 | 2004 | 6,025 | Good |
| Ky-2942 over I-75 @ 164.193 | 2002 | 4,943 | Good |
| U.S. 25 over Norfolk Southern RR | 2010 | 4,513 | 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.