Nfa A508 over Henegar Branch
Warren County, Tennessee · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Nfa A508 over Henegar Branch in Warren 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 1994, making it 31 years old at the 2025 inventory.
- It carries about 80 vehicles a day (traffic count year 2020).
- Its listed owner is the county highway agency.
- It is one of 67 of the 160 inventoried bridges in Warren County rated good (41.9%); 4 (2.5%) 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 → (35.66162, -85.8815)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 7 | Good condition |
Bridge details
| Structure | Continuous concrete culvert |
| Length | about 25 ft |
| Location | 4MI North of SR56 |
| NBI structure number | 890A5080001 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Tennessee department of transportation.
Busiest bridges in Warren County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Fap 403 (SR 55) over SR 55 (br) & Cf&w RR | 1992 | 12,242 | Fair |
| Fap 403 (SR 55) over SR 55 Ramp & Cf&w RR | 1992 | 12,242 | Fair |
| Fap 1 over Collins River | 1973 | 11,795 | Fair |
| Fap 1 over Collins River | 1973 | 11,795 | Good |
| Fap 1 over Willow Branch | 2008 | 11,431 | Good |
| Fap 1 over SR 55 | 1988 | 11,431 | Fair |
All bridges nearby: Warren County, TN bridge conditions · every bridge in Warren County · Tennessee bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.