Bridge conditions in Gwinnett County, Georgia
320 inventoried bridges · 0 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
Gwinnett County is one of the counties with a clean sheet: 320 bridges on the federal inventory and not one rated poor. 35 carry a fair rating, which means wear worth watching but no structural deficiency.
- 0 of the 320 bridges in Gwinnett County, Georgia, are rated in poor condition (0.0%) in the 2025 National Bridge Inventory, as of .
- 285 bridges (89.1%) are rated good and 35 (10.9%) fair.
- The median Gwinnett County bridge was built in 1993.
Good 89.1% · Fair 10.9% · Poor 0.0% of 320 bridges
Bridges rated poor
No bridges in this county carry a poor rating in the current inventory.
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-85 over Bromolow Creek | 1958 | 307,000 | Good |
| I-85 over Beaver Ruin Creek | 1959 | 303,000 | Good |
| I-85 Sbl over Sweetwater Creek | 1958 | 255,000 | Good |
| I-85 NB SB and Cd over Sugarloaf Parkway | 1999 | 172,000 | Good |
| I-85 NB & SB Nbcd over Fork Creek | 1990 | 170,000 | Good |
| I-85 Southbound over SR 419 NB (I-985) | 2018 | 162,000 | Good |
| I-85 Nbl over Sweetwater Creek | 1958 | 131,000 | Good |
| I-85 over Little Ivy Creek | 1962 | 131,000 | Good |
| I-85 (sbl) over SR20 - Lawrenceville Hwy | 1999 | 131,000 | Good |
| SR 316 & 316 EB Ra over Fork Creek | 1960 | 109,000 | Good |
Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.
All of Georgia: Georgia bridge conditions by county · every download on the data page.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.