Nfa A980 (sa 5710) over Overflow
Madison County, Tennessee · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Nfa A980 (sa 5710) over Overflow in Madison County, Tennessee, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 7 (good condition) on the 0-9 scale.
- It was built in 1950, making it 75 years old at the 2025 inventory.
- It carries about 2,294 vehicles a day (traffic count year 2021).
- Its listed owner is a city or municipal highway agency.
- It is one of 134 of the 418 inventoried bridges in Madison County rated good (32.1%); 17 (4.1%) are rated poor.
- A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.
View this bridge on a map → (35.61642, -88.85422)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 7 | Good condition |
Bridge details
| Structure | Continuous concrete culvert |
| Length | about 20 ft |
| Location | .2 Mi Jct of SR 1 |
| NBI structure number | 57S82060003 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Tennessee department of transportation.
Busiest bridges in Madison County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I40 299209Y over Ic RR & Dyer Creek | 2022 | 54,117 | Fair |
| I40 299399E over Icg RR | 2022 | 54,117 | Fair |
| I40 over SR 5 | 2019 | 53,881 | Good |
| I40 over Overflow | 1960 | 49,487 | Fair |
| I40 over Overflow | 1960 | 49,487 | Fair |
| I40 over So. Fork Forked Deer Riv | 1960 | 49,487 | Fair |
All bridges nearby: Madison County, TN bridge conditions · every bridge in Madison County · Tennessee bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.