Nfa 2179 (sa 8909) over Owen Branch
Warren County, Tennessee · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Nfa 2179 (sa 8909) over Owen Branch in Warren County, Tennessee, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
- It was built in 1973, making it 52 years old at the 2025 inventory.
- It carries about 1,153 vehicles a day (traffic count year 2021).
- 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.
- Its traffic status in the 2025 inventory is posted for load (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated April 2023, on a 24-month routine inspection cycle.
- 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 → (35.69288, -85.8754)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 7 | Good condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Concrete tee beam |
| Length | about 23 ft |
| Location | 2MI South of US70S |
| NBI structure number | 89021790001 |
| Condition class | Good |
| Traffic status (item 41) | Posted for load |
| Last inspection (item 90) | April 2023 |
| 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 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.