Nfa A302 over Mud Creek
Hardin County, Tennessee · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Nfa A302 over Mud Creek in Hardin 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 2016, making it 9 years old at the 2025 inventory.
- It carries about 20 vehicles a day (traffic count year 2020).
- Its listed owner is the county highway agency.
- It is one of 72 of the 190 inventoried bridges in Hardin County rated good (37.9%); 4 (2.1%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its class is unchanged from 2024 (good), but component ratings moved: substructure 7 to 8.
- Its most recent inspection on record is dated March 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 → (35.18419, -88.28289)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 8 | 8 | Very good condition |
| Superstructure | 8 | 8 | Very good condition |
| Substructure | 7 | 8 | Very good condition |
Bridge details
| Structure | Prestressed concrete single box beam |
| Length | about 60 ft |
| Location | Diamond Island Rd W SR128 |
| NBI structure number | 360A3020005 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | March 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 Hardin County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Fap 15 over Tenn River Overflow | 1988 | 13,265 | Fair |
| Fap 15 over Tenn River Overflow | 1988 | 13,265 | Fair |
| Fap 15 over Tennessee River | 1980 | 13,265 | Fair |
| Fap 15 over Horse Creek | 2010 | 12,884 | Good |
| Fap 15 over Overflow | 2010 | 12,884 | Good |
| Fap 15 over Overflow | 2010 | 12,884 | Good |
All bridges nearby: Hardin County, TN bridge conditions · every bridge in Hardin County · Tennessee bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.