Troup Ave Tank Rd over Trib to Melvin Swamp
Liberty County, Georgia · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Troup Ave Tank Rd over Trib to Melvin Swamp in Liberty County, Georgia, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1993, making it 32 years old at the 2025 inventory.
- It carries about 1,000 vehicles a day (traffic count year 2020).
- It is one of 31 of the 95 inventoried bridges in Liberty County rated fair (32.6%); 1 (1.1%) 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 October 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 → (31.87711, -81.58351)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 7 | Good condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 6 | 6 | Satisfactory condition |
Bridge details
| Structure | Timber stringer or multi-beam girder |
| Length | about 40 ft |
| Location | 4480 2675(AREA Nat Guard) |
| NBI structure number | DAPFORSTE000031 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | October 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 Georgia department of transportation.
Busiest bridges in Liberty County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-95 (nbl) over Jones Creek | 1974 | 65,400 | Good |
| I-95 (nbl) over Tidal Canal | 1974 | 65,400 | Good |
| I-95 (nbl) over Jerico River | 1974 | 65,400 | Good |
| I-95 (sbl) over Jones Creek | 1974 | 63,100 | Good |
| I-95 (sbl) over Tidal Canal | 1974 | 63,100 | Fair |
| I-95 (sbl) over Jerico River | 1974 | 63,100 | Good |
All bridges nearby: Liberty County, GA bridge conditions · every bridge in Liberty County · Georgia bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.