Roundtree Br. Rd over I-75 (exit 41)
Cook County, Georgia · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Roundtree Br. Rd over I-75 (exit 41) in Cook County, Georgia, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1960, making it 65 years old at the 2025 inventory.
- It carries about 2,520 vehicles a day (traffic count year 2024).
- Its listed owner is the state highway agency.
- It is one of 14 of the 66 inventoried bridges in Cook County rated fair (21.2%); 0 (0.0%) 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 → (31.1659, -83.44935)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 6 | Satisfactory condition |
| Superstructure | 8 | 8 | Very good condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Steel stringer or multi-beam girder |
| Length | about 187 ft |
| Location | In West Sparks |
| NBI structure number | 000000007500290 |
| 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) | N: not over a waterway |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Georgia department of transportation.
Busiest bridges in Cook County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-75 over Beaver Creek | 1960 | 55,700 | Good |
| I-75 over SR 76 Gafl RR | 1960 | 55,500 | Good |
| I-75 over Giddens Mill Creek | 1960 | 54,200 | Good |
| I-75 over NS Railroad | 2008 | 54,000 | Good |
| SR 37 over I-75 (exit 39) | 2006 | 13,200 | Good |
| SR 37 over Bear Branch | 1970 | 7,990 | Good |
All bridges nearby: Cook County, GA bridge conditions · every bridge in Cook County · Georgia bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.