Glynn County Bridge Report Card
Glynn County scores 89 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Glynn County, Georgia
Glynn County has 84 bridges in the National Bridge Inventory, with 1 rated poor and 3 rated scour-critical. Its poor-condition share of 1.2% is at or below the 1.7% statewide average. Poor-condition bridges carry about 32,400 daily vehicle crossings.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives Glynn County a Bridge Condition Exposure Score of 89/100 (B). The county has 84 bridges in the National Bridge Inventory, including 1 in poor condition and 3 rated scour-critical. Poor-condition bridges carry about 32,400 daily vehicle crossings. Poor condition does not mean unsafe; bridges judged unsafe are closed or restricted by transportation agencies.
How the Score Breaks Down
| Factor | Weight | County Value | Penalty |
|---|---|---|---|
| Poor-condition bridge share | 40 | 1.2% | 2.4 |
| Poor-condition traffic exposure | 25 | 1.8% of measured traffic | 1.4 |
| Scour-critical bridge share | 20 | 3.6% | 7.1 |
| Average age vs national baseline | 10 | 49 years vs 48 nationally | 0.6 |
| Traffic-data completeness | 5 | 1,764,857 measured daily crossings | 0.0 |
Score = 100 minus weighted penalties. The score is a comparative research signal, not an official safety rating. Read the full methodology.
County Comparisons
| County Poor-Condition Share | 1.2% |
| State Poor-Condition Share | 1.7% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 3.6% |
| Average Bridge Age | 49 years |
| Poor-Condition Traffic Exposure | 32,400 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Glynn County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| SR 25se Torras Cau over Mackay River | Poor condition + traffic exposure | Poor | 32,400 | 1986 |
| SR 520 Wbl US 17 over Fancy Bluff Creek | Scour-critical foundation rating | Good | 29,900 | 1996 |
| SR 520 Ebl over Fancy Bluff Creek | Scour-critical foundation rating | Good | 15,500 | 1997 |
| SR 303 over South Brunswick River | Scour-critical foundation rating | Fair | 9,950 | 1965 |
| I-95 Nbl over SR 27 (us 25-us 341) | High traffic | Good | 64,500 | 1971 |
| I-95 Nbl over M-621- Sou Rr- Scl Rr | High traffic | Good | 64,500 | 1971 |
| I-95 Nbl over SR 520 (us 17) | High traffic | Good | 63,900 | 1976 |
| I-95 Nbl over Colonels Island-csx Rr | High traffic | Good | 63,900 | 1976 |
| I-95 Nbl over Gibson Creek | High traffic | Fair | 63,900 | 1976 |
| I-95 Nbl over South Brunswick River | High traffic | Good | 63,900 | 1977 |
Important safety note
Poor condition does not mean a bridge is unsafe. It means at least one major component has significant deterioration and the bridge is a priority for maintenance, repair, or replacement. Bridges judged unsafe are closed or restricted by transportation agencies.