Nfa 1615 (sa 3508) over Porters Creek
Hardeman County, Tennessee · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Nfa 1615 (sa 3508) over Porters Creek in Hardeman County, Tennessee, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
- It was built in 2007, making it 18 years old at the 2025 inventory.
- It carries about 720 vehicles a day (traffic count year 2021).
- Its listed owner is the county highway agency.
- It is one of 62 of the 223 inventoried bridges in Hardeman County rated good (27.8%); 10 (4.5%) 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 8 to 7.
- Its most recent inspection on record is dated August 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 → (35.1569, -88.88298)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 7 | Good condition |
| Superstructure | 8 | 8 | Very good condition |
| Substructure | 8 | 7 | Good condition |
Bridge details
| Structure | Continuous prestressed concrete stringer or multi-beam girder |
| Length | about 110 ft |
| Location | 8 Mi N of Middleton |
| NBI structure number | 35016150013 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | August 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 Hardeman County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Fap 15 over Pleasant Run Creek | 1995 | 11,413 | Fair |
| Fap 18 over Hatchie River | 1983 | 6,835 | Fair |
| Fap 18 over Overflow | 1985 | 6,835 | Fair |
| Fap 18 over Overflow | 1983 | 6,835 | Fair |
| Fap 18 over Overflow | 1985 | 6,835 | Fair |
| Fap 18 over Overflow | 1983 | 6,835 | Fair |
All bridges nearby: Hardeman County, TN bridge conditions · every bridge in Hardeman County · Tennessee bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.