Nfa 1394 (sa 4603) over Avery Branch
Johnson County, Tennessee · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Nfa 1394 (sa 4603) over Avery Branch in Johnson 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 1955, making it 70 years old at the 2025 inventory.
- It carries about 369 vehicles a day (traffic count year 2021).
- Its listed owner is the county highway agency.
- It is one of 47 of the 109 inventoried bridges in Johnson County rated good (43.1%); 5 (4.6%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- It was rated fair in the 2024 inventory and is now good (culvert 6 to 7).
- Its most recent inspection on record is dated April 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 → (36.37007, -81.87334)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Culvert | 6 | 7 | Good condition |
Bridge details
| Structure | Continuous concrete culvert |
| Length | about 22 ft |
| Location | Dry Run Rd-s of SR167 |
| NBI structure number | 46S24610009 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | April 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 Johnson County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Fap 34 over Furnace Creek | 1954 | 11,763 | Good |
| Fap 34 over Goose Creek | 2005 | 8,381 | Good |
| Fap 67 over Goose Creek | 2011 | 5,964 | Good |
| Fap 34 over Forge Creek | 1954 | 5,818 | Good |
| Fap 34 over Roan Creek | 1954 | 5,818 | Good |
| Nfa A603 over Goose Creek | 1999 | 5,660 | Good |
All bridges nearby: Johnson County, TN bridge conditions · every bridge in Johnson County · Tennessee bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.