Nfa A121 over N. Fork Bull Run Creek
Union County, Tennessee · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Nfa A121 over N. Fork Bull Run Creek in Union 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 2016, making it 9 years old at the 2025 inventory.
- It carries about 90 vehicles a day (traffic count year 2020).
- Its listed owner is a city or municipal highway agency.
- It is one of 25 of the 61 inventoried bridges in Union County rated good (41.0%); 2 (3.3%) 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 → (36.24943, -83.79667)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 7 | Good condition |
Bridge details
| Structure | Continuous concrete culvert |
| Length | about 24 ft |
| Location | Near Maynardville |
| NBI structure number | 870A1210005 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Tennessee department of transportation.
Busiest bridges in Union County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Fap 33 over Suckstone CR | 1967 | 14,065 | Good |
| Fap 33 over Bull Run Creek | 1966 | 14,065 | Fair |
| Fap 33 over Raccoon Creek | 1966 | 14,065 | Fair |
| Fap 33 over Clinch River(norris Lake | 2016 | 7,637 | Good |
| Nfa 1090 (sa 8711) over Little Barren Creek | 1960 | 3,286 | Fair |
| Fas 144 over Bull Run Creek | 1986 | 3,217 | Good |
All bridges nearby: Union County, TN bridge conditions · every bridge in Union County · Tennessee bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.