US 23-us 129 Alt over Swift Creek
Bibb County, Georgia · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- US 23-us 129 Alt over Swift Creek in Bibb County, Georgia, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 7 (good condition) on the 0-9 scale.
- It was built in 1930 and reconstructed in 1970, making it 95 years old at the 2025 inventory.
- It carries about 7,960 vehicles a day (traffic count year 2024).
- Its listed owner is the state highway agency.
- It is one of 179 of the 226 inventoried bridges in Bibb County rated good (79.2%); 0 (0.0%) are rated poor.
- 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 → (32.79883, -83.57003)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 7 | Good condition |
Bridge details
| Structure | Concrete culvert |
| Length | about 21 ft |
| Location | 5 Mi E of Macon |
| NBI structure number | 000000002100450 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Georgia department of transportation.
Busiest bridges in Bibb County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-75 over Coppas Branch | 1963 | 92,100 | Fair |
| I-75 over Ocmulgee River Trib | 1967 | 82,900 | Good |
| I-75 over Ocmulgee River Trib | 1967 | 82,900 | Good |
| I-75 over Cs 367 Oglethorpe St | 1967 | 78,100 | Good |
| I-75 over Town Creek | 1967 | 78,100 | Good |
| I-475 Sbl over Tobesofkee Creek | 1965 | 70,700 | Good |
All bridges nearby: Bibb County, GA bridge conditions · every bridge in Bibb County · Georgia bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.