Chatham County Bridge Report Card
Chatham County scores 95 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Chatham County, Georgia
Chatham County has 268 bridges in the National Bridge Inventory, with 3 rated poor and 4 rated scour-critical. Its poor-condition share of 1.1% is at or below the 1.7% statewide average. Poor-condition bridges carry about 23,740 daily vehicle crossings.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives Chatham County a Bridge Condition Exposure Score of 95/100 (A). The county has 268 bridges in the National Bridge Inventory, including 3 in poor condition and 4 rated scour-critical. Poor-condition bridges carry about 23,740 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 | 1.1% | 2.2 |
| Poor-condition traffic exposure | 25 | 0.3% of measured traffic | 0.2 |
| Scour-critical bridge share | 20 | 1.5% | 3.0 |
| Average age vs national baseline | 10 | 40 years vs 48 nationally | 0.0 |
| Traffic-data completeness | 5 | 7,302,511 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 | 1.1% |
| State Poor-Condition Share | 1.7% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 1.5% |
| Average Bridge Age | 40 years |
| Poor-Condition Traffic Exposure | 23,740 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Chatham County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| Chatham PKWY over I-16 (sr 404) | Poor condition + traffic exposure | Poor | 18,500 | 1982 |
| Ocean Highway over Middle River | Poor condition + traffic exposure | Poor | 5,140 | 1922 |
| Saber Hall Ext RD over Drainage Canal | Poor condition + traffic exposure | Poor | 100 | 1999 |
| I-95 (nbl) over Pipe Makers Canal | Scour-critical foundation rating | Good | 96,600 | 1976 |
| I-95 (sbl) over Pipe Makers Canal | Scour-critical foundation rating | Good | 61,100 | 1976 |
| I-16 (ebl) over Little Ogeechee River | Scour-critical foundation rating | Good | 41,900 | 1966 |
| I-16 (wbl) over Little Ogeechee River | Scour-critical foundation rating | Good | 23,300 | 1966 |
| I-95 (nbl) over SR 26 (us 80) | High traffic | Good | 96,600 | 1976 |
| I-95 over Ogeechee River Overflow | High traffic | Good | 93,400 | 1970 |
| I-95 over Ogeechee River Trib | High traffic | Good | 93,400 | 1970 |
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.