Bridge conditions in Knott County, Kentucky
141 inventoried bridges · 14 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
Knott County tracks close to typical: 14 of its 141 inventoried bridges (9.9%) are rated poor, against a national rate of about 7%.
- 14 of the 141 bridges in Knott County, Kentucky, are rated in poor condition (9.9%) in the 2025 National Bridge Inventory, as of .
- 58 bridges (41.1%) are rated good and 69 (48.9%) fair.
- The median Knott County bridge was built in 1981.
- The busiest poor-rated bridge is Ky-3391 over Right Fk Troublesome Crk (built 1975), carrying about 2,095 vehicles a day.
Good 41.1% · Fair 48.9% · Poor 9.9% of 141 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-3391 over Right Fk Troublesome Crk | 1975 | 2,095 | Poor |
| Ky-1088 over Yellow Creek | 1927 | 1,076 | Poor |
| Upper Mill Creek over Mill Creek | 1930 | 622 | Poor |
| Ky-7 over Arnold Fork | 1947 | 572 | Poor |
| Ky-1102 over Montgomery Creek | 1977 | 474 | Poor |
| Martin Branch Rd over Jones Fork | 1987 | 342 | Poor |
| Ky-1091 over Right Fork Beaver Creek | 1952 | 328 | Poor |
| Sycamore Lane over Troublesome Creek | 1980 | 210 | Poor |
| Sarah Everage Br over Troublesome Creek | 1986 | 161 | Poor |
| Starfire Haul Road over Balls Fork | 1980 | 134 | Poor |
| Freedom Rd over Caney Fork | 1981 | 124 | Poor |
| Wolfpen Creek Rd over Little Carr Fork | 1940 | 110 | Poor |
| Rowdy Hollow over Carr Fork | 1960 | 85 | Poor |
| Walkers Branch Rd over Troublesome Creek | 1955 | 55 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Ky-160 over R Frk Troublesome Crk | 1941 | 7,613 | Fair |
| Ky-160 over Lt Fk Troublesome Creek | 1978 | 6,705 | Fair |
| Ky-899 over Rt Fk Troublesome Crk | 1998 | 4,811 | Good |
| Ky-15 over Carr Fork Lake | 1972 | 4,778 | Fair |
| Ky-15 over Red Oak Branch | 1972 | 4,778 | Good |
| Ky-15 over Carr Fork Reservoir | 1972 | 4,604 | Fair |
| Ky-80 over Balls Fork | 1978 | 3,385 | Fair |
| Ky-80 over Rock Fork | 1978 | 3,385 | Fair |
| Ky-160 over Carr Fork | 1970 | 2,380 | Fair |
| Ky-550 over Left Fk Troublesome Crk | 1932 | 2,363 | Fair |
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.