Nfa A109 over Miller Creek
Crockett County, Tennessee · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Nfa A109 over Miller Creek in Crockett County, Tennessee, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1984, making it 41 years old at the 2025 inventory.
- It carries about 80 vehicles a day (traffic count year 2020).
- Its listed owner is the county highway agency.
- It is one of 87 of the 167 inventoried bridges in Crockett County rated fair (52.1%); 6 (3.6%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its class is unchanged from 2024 (fair), but component ratings moved: culvert 6 to 5.
- Its most recent inspection on record is dated May 2024, on a 24-month routine inspection cycle.
- 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 → (35.93208, -89.22575)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Culvert | 6 | 5 | Fair condition |
Bridge details
| Structure | Continuous concrete culvert |
| Length | about 32 ft |
| Location | 0.8 Mi E of Dyer Co. |
| NBI structure number | 170A1090001 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | May 2024 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 5: foundations stable, scour within the limits of the footing or piles |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Tennessee department of transportation.
Busiest bridges in Crockett County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Fap 20 over Williams Creek | 1959 | 15,061 | Fair |
| Fap 20 over Green Creek | 1959 | 15,061 | Fair |
| Fap 20 over Pearson Creek | 1991 | 15,061 | Fair |
| Fap 20 over Pearson Creek | 1959 | 15,061 | Fair |
| Fap 20 over SR 20 / SR 76 | 1991 | 14,996 | Good |
| Fap 20 over SR 20 / SR 76 | 1991 | 14,996 | Fair |
All bridges nearby: Crockett County, TN bridge conditions · every bridge in Crockett County · Tennessee bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.