Nfa B259 over Maroon Branch
Bradley County, Tennessee · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Nfa B259 over Maroon Branch in Bradley 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 1986, making it 39 years old at the 2025 inventory.
- It carries about 250 vehicles a day (traffic count year 2020).
- Its listed owner is the county highway agency.
- It is one of 117 of the 199 inventoried bridges in Bradley County rated good (58.8%); 5 (2.5%) 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 September 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 → (35.01607, -84.93888)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Culvert | 7 | 7 | Good condition |
Bridge details
| Structure | Continuous concrete culvert |
| Length | about 26 ft |
| Location | .5MI West of SR60 |
| NBI structure number | 060B2590001 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | September 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 Bradley County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I75 over Bancroft Rd (nfa 2261) | 1963 | 60,977 | Fair |
| I75 over Bancroft Rd (nfa 2261) | 1963 | 60,977 | Fair |
| I75 over SR 60 | 1965 | 52,196 | Fair |
| I75 over SR 60 | 1965 | 52,196 | Fair |
| I75 over Norman Chapel Rd. (3660) | 1964 | 52,196 | Fair |
| I75 over Norman Chapel Rd. (3660) | 1964 | 52,196 | Fair |
All bridges nearby: Bradley County, TN bridge conditions · every bridge in Bradley County · Tennessee bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.