US 23 / SR 42 over Conley Creek
Clayton County, Georgia · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- US 23 / SR 42 over Conley Creek in Clayton County, Georgia, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the superstructure, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1950 and reconstructed in 1997, making it 75 years old at the 2025 inventory.
- It carries about 19,300 vehicles a day (traffic count year 2024).
- Its listed owner is the state highway agency.
- It is one of 28 of the 168 inventoried bridges in Clayton County rated fair (16.7%); 2 (1.2%) are rated poor.
- 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 → (33.64598, -84.32742)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 7 | Good condition |
| Superstructure | 6 | Satisfactory condition |
| Substructure | 7 | Good condition |
Bridge details
| Structure | Steel stringer or multi-beam girder |
| Length | about 80 ft |
| Location | 0.20 Mi S Dekalb Co Ln |
| NBI structure number | 000000006300110 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Georgia department of transportation.
Busiest bridges in Clayton County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-285 over Sullivan Creek | 1959 | 186,000 | Good |
| 10-28 Run (nlvr) over I-285 | 2006 | 186,000 | Good |
| I-75 over Jester Creek Trib. | 1965 | 174,000 | Good |
| I-75 over Jester Creek | 1965 | 174,000 | Good |
| I-75 over CR 332 Holiday Boulevard | 1965 | 174,000 | Good |
| I-75 over Jester Creek Trib. | 1965 | 174,000 | Good |
All bridges nearby: Clayton County, GA bridge conditions · every bridge in Clayton County · Georgia bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.