I40 over Branch
Hickman County, Tennessee · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- I40 over Branch in Hickman County, Tennessee, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1964, making it 61 years old at the 2025 inventory.
- It carries about 33,414 vehicles a day (traffic count year 2021).
- Its listed owner is the state highway agency.
- It is one of 163 of the 331 inventoried bridges in Hickman County rated fair (49.2%); 17 (5.1%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its class is unchanged from 2024 (fair), but component ratings moved: culvert 5 to 6.
- Its most recent inspection on record is dated July 2024, on a 24-month routine inspection cycle.
- 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 → (35.91873, -87.60358)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Culvert | 5 | 6 | Satisfactory condition |
Bridge details
| Structure | Continuous concrete culvert |
| Length | about 26 ft |
| Location | 3 M NE of SR230 |
| NBI structure number | 41I00400023 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | July 2024 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 8: foundations stable, scour above the top of the footing |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Tennessee department of transportation.
Busiest bridges in Hickman County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I40 over Duck River | 1965 | 34,610 | Fair |
| I40 over Duck River | 1965 | 34,610 | Fair |
| I40 over Sugar Creek | 1965 | 34,610 | Good |
| I40 over Sugar Creek | 1965 | 34,610 | Good |
| I40 over Sugar Creek | 1965 | 34,610 | Fair |
| I40 over Sugar Creek | 1965 | 34,610 | Fair |
All bridges nearby: Hickman County, TN bridge conditions · every bridge in Hickman County · Tennessee bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.