I40 297812C over Icc RR
Madison County, Tennessee · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- I40 297812C over Icc RR in Madison County, Tennessee, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1960, making it 65 years old at the 2025 inventory.
- It carries about 49,487 vehicles a day (traffic count year 2021).
- Its listed owner is the state highway agency.
- It is one of 267 of the 418 inventoried bridges in Madison County rated fair (63.9%); 17 (4.1%) are rated poor.
- A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.
View this bridge on a map → (35.65583, -88.87711)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 6 | Satisfactory condition |
| Superstructure | 6 | Satisfactory condition |
| Substructure | 6 | Satisfactory condition |
Bridge details
| Structure | Concrete tee beam |
| Length | about 112 ft |
| Location | 0.1 Mi W of SR 20 |
| NBI structure number | 57I00400022 |
| Condition class | Fair |
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.