Nfa A417 over Conasauga Creek
Monroe County, Tennessee · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Nfa A417 over Conasauga Creek in Monroe County, Tennessee, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1975, making it 50 years old at the 2025 inventory.
- It carries about 160 vehicles a day (traffic count year 2020).
- Its listed owner is the county highway agency.
- It is one of 48 of the 144 inventoried bridges in Monroe County rated fair (33.3%); 6 (4.2%) are rated poor.
- A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.
View this bridge on a map → (35.30803, -84.35053)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 6 | Satisfactory condition |
Bridge details
| Structure | Steel culvert |
| Length | about 46 ft |
| Location | Holly Sprgs Rd-e of SR315 |
| NBI structure number | 620A4170001 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Tennessee department of transportation.
Busiest bridges in Monroe County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Fap 33 over Little Tennessee River | 1971 | 15,282 | Fair |
| Fap 72 over CSX Railroad | 1981 | 13,767 | Good |
| Fap 72 over Island Creek | 1981 | 13,767 | Fair |
| Fap 68 over Sou. RR & Sweetwater CR | 1977 | 10,984 | Good |
| Fap 68 347812S over CSX Railroad | 1970 | 10,611 | Good |
| Fap 68 over Notchy Creek | 1993 | 9,530 | Good |
All bridges nearby: Monroe County, TN bridge conditions · every bridge in Monroe County · Tennessee bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.