Nfa A434 over Branch
Hickman County, Tennessee · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Nfa A434 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 substructure, rated 5 (fair condition) on the 0-9 scale.
- It was built in 2018, making it 7 years old at the 2025 inventory.
- It carries about 1,430 vehicles a day (traffic count year 2020).
- Its listed owner is the county 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 condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated August 2023, 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 → (35.9316, -87.51209)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 7 | Good condition |
| Superstructure | 8 | 8 | Very good condition |
| Substructure | 5 | 5 | Fair condition |
Bridge details
| Structure | Prestressed concrete single box beam |
| Length | about 60 ft |
| Location | 5 Miles North of Nunnelly |
| NBI structure number | 410A4340001 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | August 2023 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 4: foundations stable, field review says exposed foundations need protection |
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.