Bridge conditions in Dickson County, Tennessee
242 inventoried bridges · 12 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
The federal inventory lists 242 bridges in Dickson County: 141 rated good, 89 fair, and 12 poor.
- 12 of the 242 bridges in Dickson County, Tennessee, are rated in poor condition (5.0%) in the 2025 National Bridge Inventory, as of .
- 141 bridges (58.3%) are rated good and 89 (36.8%) fair.
- The median Dickson County bridge was built in 1978.
- The busiest poor-rated bridge is I40 over I40-rl / East Piney Rd. (built 1963), carrying about 34,978 vehicles a day.
Good 58.3% · Fair 36.8% · Poor 5.0% of 242 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 |
|---|---|---|---|
| I40 over I40-rl / East Piney Rd. | 1963 | 34,978 | Poor |
| I40 over I40-ll / East Piney Rd. | 1963 | 34,978 | Poor |
| Fap 1 over Branch | 1939 | 15,748 | Poor |
| Fas 46 over Yellow Creek | 1956 | 2,536 | Poor |
| Fas 46 over Branch | 1940 | 2,242 | Poor |
| Fas 46 over Branch | 1940 | 2,242 | Poor |
| Fas 48 over SR 48 / I40 | 1963 | 2,160 | Poor |
| Nfa 1854 (sa 2204) over East Fork Piney River | 1960 | 849 | Poor |
| Nfa 1854 (sa 2204) over East Fork Piney River | 1970 | 849 | Poor |
| Nfa A278 over Little Turnbull Creek | 1955 | 490 | Poor |
| Nfa A177 over Town Branch | 1970 | 480 | Poor |
| Nfa A045 (sa 2226) over Little Bartons Creek | 1965 | 20 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I40 over I40 Rl /SR 840-rmp-nw&se | 2000 | 50,777 | Fair |
| I40 over I40 Ll /SR 840-rmp-nw&se | 2000 | 50,777 | Fair |
| I40 over Piney River & Nfa A361 | 1963 | 34,978 | Fair |
| I40 over Piney River & Nfa A361 | 1963 | 34,978 | Fair |
| I40 over I40-rl / East Piney Rd. | 1963 | 34,978 | Poor |
| I40 over I40-ll / East Piney Rd. | 1963 | 34,978 | Poor |
| I40 over Nails Creek | 1962 | 34,028 | Good |
| I40 over Nails Creek | 1962 | 34,028 | Good |
| I40 over Turnbull Creek | 1963 | 34,028 | Good |
| I40 over Turnbull Creek | 1963 | 34,028 | Good |
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.