East Baton Rouge County Bridge Report Card
East Baton Rouge County scores 50 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
East Baton Rouge County, Louisiana
East Baton Rouge County has 549 bridges in the National Bridge Inventory, with 103 rated poor and 27 rated scour-critical. Its poor-condition share of 18.8% is above the 11.2% statewide average. Poor-condition bridges carry about 393,239 daily vehicle crossings.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives East Baton Rouge County a Bridge Condition Exposure Score of 50/100 (F). The county has 549 bridges in the National Bridge Inventory, including 103 in poor condition and 27 rated scour-critical. Poor-condition bridges carry about 393,239 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 | 18.8% | 37.5 |
| Poor-condition traffic exposure | 25 | 4.2% of measured traffic | 3.1 |
| Scour-critical bridge share | 20 | 4.9% | 9.8 |
| Average age vs national baseline | 10 | 45 years vs 48 nationally | 0.0 |
| Traffic-data completeness | 5 | 9,459,444 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 | 18.8% |
| State Poor-Condition Share | 11.2% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 4.9% |
| Average Bridge Age | 45 years |
| Poor-Condition Traffic Exposure | 393,239 vehicles/day |
Bridges to Watch
Top Bridges to Watch in East Baton Rouge County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| La0019 over White Bayou | Poor condition + traffic exposure | Poor | 11,198 | 1951 |
| La0037 over Hubs Bayou | Poor condition + traffic exposure | Poor | 9,104 | 1972 |
| Frenchtown RD over Draughan Creek | Poor condition + traffic exposure | Poor | 4,745 | 1960 |
| La0409 over Little Sandy Creek | Poor condition + traffic exposure | Poor | 3,092 | 1955 |
| La0409 over Sandy Creek | Poor condition + traffic exposure | Poor | 3,092 | 1979 |
| Old Baker Zachary over Drainage Bayou | Poor condition + traffic exposure | Poor | 1,727 | 1960 |
| Pride-baywood RD over Mill Creek | Poor condition + traffic exposure | Poor | 1,118 | 1960 |
| Lower Zachary RD over White Bayou | Poor condition + traffic exposure | Poor | 1,087 | 1970 |
| Carey RD over Blackwater Bayou | Poor condition + traffic exposure | Poor | 1,003 | 1960 |
| Mchugh RD over Baker Canal | Poor condition + traffic exposure | Poor | 973 | 1960 |
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.