Nfa A409 over Norton Branch
Coffee County, Tennessee · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Nfa A409 over Norton Branch in Coffee 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 1959, making it 66 years old at the 2025 inventory.
- It carries about 100 vehicles a day (traffic count year 2020).
- Its listed owner is the county highway agency.
- It is one of 53 of the 217 inventoried bridges in Coffee County rated good (24.4%); 21 (9.7%) 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 → (35.64318, -86.22393)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 7 | Good condition |
Bridge details
| Structure | Concrete culvert |
| Length | about 20 ft |
| Location | 3.1 Mi From SR 2 |
| NBI structure number | 160A4090003 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Tennessee department of transportation.
Busiest bridges in Coffee County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I24 Ebl over SR 64 | 1968 | 45,739 | Fair |
| I24 Wbl over SR 64 | 1968 | 45,739 | Fair |
| I24 Ebl over Garrison Fork Creek | 1968 | 44,829 | Fair |
| I24 Wbl over Garrison Fork Creek | 1968 | 44,829 | Fair |
| I24 Ebl over Mcbride Branch & Nfa A12 | 1968 | 44,829 | Fair |
| I24 Wbl over Mcbride Branch & Nfa A12 | 1968 | 44,829 | Fair |
All bridges nearby: Coffee County, TN bridge conditions · every bridge in Coffee County · Tennessee bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.