Irwin County Bridge Report Card
Irwin County scores 95 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Irwin County, Georgia
Irwin County has 69 bridges in the National Bridge Inventory, with 0 rated poor and 1 rated scour-critical. Its poor-condition share of 0.0% is at or below the 1.7% statewide average.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives Irwin County a Bridge Condition Exposure Score of 95/100 (A). The county has 69 bridges in the National Bridge Inventory, including 0 in poor condition and 1 rated scour-critical. Poor-condition bridges carry about 0 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 | 0.0% | 0.0 |
| Poor-condition traffic exposure | 25 | 0.0% of measured traffic | 0.0 |
| Scour-critical bridge share | 20 | 1.4% | 2.9 |
| Average age vs national baseline | 10 | 54 years vs 48 nationally | 2.6 |
| Traffic-data completeness | 5 | 97,573 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 | 0.0% |
| State Poor-Condition Share | 1.7% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 1.4% |
| Average Bridge Age | 54 years |
| Poor-Condition Traffic Exposure | 0 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Irwin County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| SR 125 over Sand Creek | Scour-critical foundation rating | Good | 3,490 | 1976 |
| US 319- US 129 SR over Willacoochee Creek | High traffic | Good | 7,260 | 1993 |
| US 319 over Stump Creek | High traffic | Good | 4,960 | 1940 |
| US 319 over Reedy Creek | High traffic | Good | 4,960 | 1990 |
| SR 32- SR 125 over Reedy Creek | High traffic | Good | 4,850 | 1946 |
| SR 32 - SR 125 over Reedy Creek Trib. | High traffic | Good | 4,850 | 1946 |
| SR 32- SR 125 over Factory Creek | High traffic | Good | 4,310 | 1993 |
| SR 32 - SR 125 over Alapaha River | High traffic | Good | 4,310 | 1993 |
| SR 125 - SR 32 over Big Creek | High traffic | Good | 4,310 | 1993 |
| SR 32 over Little Brushy Creek | High traffic | Good | 3,900 | 1964 |
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.