Ouachita County Bridge Report Card
Ouachita County scores 50 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Ouachita County, Louisiana
Ouachita County has 331 bridges in the National Bridge Inventory, with 42 rated poor and 56 rated scour-critical. Its poor-condition share of 12.7% is above the 11.2% statewide average. Poor-condition bridges carry about 186,180 daily vehicle crossings.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives Ouachita County a Bridge Condition Exposure Score of 50/100 (F). The county has 331 bridges in the National Bridge Inventory, including 42 in poor condition and 56 rated scour-critical. Poor-condition bridges carry about 186,180 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 | 12.7% | 25.4 |
| Poor-condition traffic exposure | 25 | 5.7% of measured traffic | 4.3 |
| Scour-critical bridge share | 20 | 16.9% | 20.0 |
| Average age vs national baseline | 10 | 43 years vs 48 nationally | 0.0 |
| Traffic-data completeness | 5 | 3,238,627 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 | 12.7% |
| State Poor-Condition Share | 11.2% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 16.9% |
| Average Bridge Age | 43 years |
| Poor-Condition Traffic Exposure | 186,180 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Ouachita County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| La0034 over Cheniere Creek | Poor condition + traffic exposure | Poor | 8,694 | 1970 |
| La0838 over Steep Bayou | Poor condition + traffic exposure | Poor | 8,105 | 1955 |
| La0134 over Mill Bayou | Poor condition + traffic exposure | Poor | 3,462 | 1957 |
| La0151 over Creek | Poor condition + traffic exposure | Poor | 2,862 | 1967 |
| La0151 over North Cheniere CR | Poor condition + traffic exposure | Poor | 2,828 | 1958 |
| La0594 over Caney Creek | Poor condition + traffic exposure | Poor | 2,642 | 1954 |
| Ruffin DR over Pine Bayou | Poor condition + traffic exposure | Poor | 300 | 1972 |
| Crawford RD over Petticoat Bayou | Poor condition + traffic exposure | Poor | 300 | 1978 |
| Mineral Springs RD over Clark Creek | Poor condition + traffic exposure | Poor | 271 | 1960 |
| Central ST over Black Bayou | Poor condition + traffic exposure | Poor | 250 | 1982 |
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.