I-75 over Towaliga River
Spalding County, Georgia · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- I-75 over Towaliga River in Spalding County, Georgia, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1966 and reconstructed in 1985, making it 59 years old at the 2025 inventory.
- It carries about 95,400 vehicles a day (traffic count year 2024).
- Its listed owner is the state highway agency.
- It is one of 45 of the 87 inventoried bridges in Spalding County rated fair (51.7%); 1 (1.1%) 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: deck 6 to 5, superstructure 7 to 6, substructure 7 to 6.
- Its most recent inspection on record is dated July 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 → (33.29837, -84.11216)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 5 | Fair condition |
| Superstructure | 7 | 6 | Satisfactory condition |
| Substructure | 7 | 6 | Satisfactory condition |
Bridge details
| Structure | Steel stringer or multi-beam girder |
| Length | about 236 ft |
| Location | 8.5 Mi NE of Griffin |
| NBI structure number | 000000025500270 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | July 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 Georgia department of transportation.
Busiest bridges in Spalding County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-75 over Towaliga River Trib | 1966 | 95,400 | Good |
| US 19 over NS Railroad (abandoned) | 2014 | 36,200 | Good |
| US 19 SR 3 Griff over Shoal Creek | 1968 | 31,200 | Good |
| US 19 SR 3 Nbl over M-2508 W Poplar Street | 1968 | 29,500 | Fair |
| SR 16 over NS Railroad | 1928 | 25,800 | Fair |
| US 19 SR 3 Sbl over SR 362 | 1967 | 21,200 | Fair |
All bridges nearby: Spalding County, GA bridge conditions · every bridge in Spalding County · Georgia bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.