La Salle County Bridge Report Card
La Salle County scores 61 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
La Salle County, Louisiana
La Salle County has 195 bridges in the National Bridge Inventory, with 12 rated poor and 22 rated scour-critical. Its poor-condition share of 6.2% is at or below the 11.2% statewide average. Poor-condition bridges carry about 21,951 daily vehicle crossings.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives La Salle County a Bridge Condition Exposure Score of 61/100 (D). The county has 195 bridges in the National Bridge Inventory, including 12 in poor condition and 22 rated scour-critical. Poor-condition bridges carry about 21,951 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 | 6.2% | 12.3 |
| Poor-condition traffic exposure | 25 | 8.8% of measured traffic | 6.6 |
| Scour-critical bridge share | 20 | 11.3% | 20.0 |
| Average age vs national baseline | 10 | 42 years vs 48 nationally | 0.0 |
| Traffic-data completeness | 5 | 248,245 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 | 6.2% |
| State Poor-Condition Share | 11.2% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 11.3% |
| Average Bridge Age | 42 years |
| Poor-Condition Traffic Exposure | 21,951 vehicles/day |
Bridges to Watch
Top Bridges to Watch in La Salle County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| Us0084 over Castor Creek | Poor condition + traffic exposure | Poor | 1,473 | 1962 |
| Us0084 over Relief Bridge | Poor condition + traffic exposure | Poor | 1,473 | 1962 |
| Ebeneezer Tap RD over Jones Creek | Poor condition + traffic exposure | Poor | 300 | 1989 |
| La0028 over Little Saline B | Poor condition + traffic exposure | Poor | 5,026 | 1960 |
| Us0165 over Little River | Poor condition + traffic exposure | Poor | 4,700 | 1956 |
| Us0165 over Creek | Poor condition + traffic exposure | Poor | 3,518 | 1948 |
| Us0165 over Chickasaw Creek | Poor condition + traffic exposure | Poor | 3,518 | 1948 |
| Us0084 over M P R/r | Poor condition + traffic exposure | Poor | 1,473 | 1932 |
| West Herbert ST over Creek | Poor condition + traffic exposure | Poor | 150 | 1988 |
| Zeagler RD over Creek | Poor condition + traffic exposure | Poor | 145 | 1990 |
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.