Nfa A278 over Sinkhole Creek
Monroe County, Tennessee · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Nfa A278 over Sinkhole Creek in Monroe County, Tennessee, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 8 (very good condition) on the 0-9 scale.
- It was built in 2009, making it 16 years old at the 2025 inventory.
- It carries about 60 vehicles a day (traffic count year 2020).
- Its listed owner is the county highway agency.
- It is one of 90 of the 144 inventoried bridges in Monroe County rated good (62.5%); 6 (4.2%) 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 July 2024, 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 → (35.40842, -84.29575)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 8 | 8 | Very good condition |
| Superstructure | 8 | 8 | Very good condition |
| Substructure | 8 | 8 | Very good condition |
Bridge details
| Structure | Prestressed concrete single box beam |
| Length | about 60 ft |
| Location | N of Tellico Plns |
| NBI structure number | 620A2780001 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | July 2024 |
| 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 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.