Bridge conditions in Knox County, Tennessee
584 inventoried bridges · 3 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
3 of the 584 bridges the federal inventory lists in Knox County are rated poor; the rest split 306 good and 275 fair.
- 3 of the 584 bridges in Knox County, Tennessee, are rated in poor condition (0.5%) in the 2025 National Bridge Inventory, as of .
- 306 bridges (52.4%) are rated good and 275 (47.1%) fair.
- The median Knox County bridge was built in 1973.
- The busiest poor-rated bridge is Fau 3775 over Tennessee River & 2 Rts. (built 1897), carrying about 6,215 vehicles a day.
Good 52.4% · Fair 47.1% · Poor 0.5% of 584 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 |
|---|---|---|---|
| Fau 3775 over Tennessee River & 2 Rts. | 1897 | 6,215 | Poor |
| Nfa 5620 over Ten Mile Creek | 1970 | 4,240 | Poor |
| Nfa A021 over Whites Creek | 1950 | 1,051 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I40 over I40 / Papermill Rd. | 2006 | 182,502 | Good |
| I40 over I40 / Hollywood Dr. | 1965 | 182,502 | Good |
| I40 over I40/i40-eb Rmp to I75 N | 1981 | 182,502 | Good |
| I40 over Third Creek | 1965 | 182,502 | Fair |
| WB Frontage Rd. over I40-wb-rmp / Papermill | 2005 | 182,502 | Good |
| I40 Rmp C-c over I40-wb Rmp-i75n / Pmill | 1982 | 182,502 | Good |
| I40 over I40 / Old West Hills I/c | 1959 | 179,856 | Good |
| I40 over I40 / Buckingham Rd. | 1962 | 179,856 | Fair |
| I40 over I40 / Wesley Rd. | 1962 | 179,856 | Fair |
| I40 over Fourth Creek | 1963 | 179,856 | Fair |
Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.
All of Tennessee: Tennessee 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.