Miller Road over I-20
DeKalb County, Georgia · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Miller Road over I-20 in DeKalb County, Georgia, 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 1959, making it 66 years old at the 2025 inventory.
- It carries about 2,047 vehicles a day (traffic count year 2024).
- Its listed owner is the state highway agency.
- It is one of 291 of the 392 inventoried bridges in DeKalb County rated good (74.2%); 4 (1.0%) 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 → (33.70285, -84.18353)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 7 | Good condition |
| Superstructure | 7 | Good condition |
| Substructure | 7 | Good condition |
Bridge details
| Structure | Prestressed concrete stringer or multi-beam girder |
| Length | about 250 ft |
| Location | 7 Mi SW of Lithonia |
| NBI structure number | 000000008901160 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Georgia department of transportation.
Busiest bridges in DeKalb County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-85 over N Fork Peachtree Creek | 1957 | 296,000 | Good |
| I-285 over SR 13 Buford Highway | 1958 | 234,000 | Good |
| I-285 over N Fork Nancy Creek | 1960 | 230,000 | Good |
| I-285 over Nancy Creek | 1961 | 225,000 | Good |
| I-285 over SR 141 Ptree Ind. Blvd. | 1961 | 225,000 | Fair |
| I-285 Ramp over SR 141 Ptree Ind. Blvd. | 2023 | 225,000 | Good |
All bridges nearby: DeKalb County, GA bridge conditions · every bridge in DeKalb County · Georgia bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.