Calcasieu County Bridge Report Card
Calcasieu County scores 74 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Calcasieu County, Louisiana
Calcasieu County has 462 bridges in the National Bridge Inventory, with 39 rated poor and 8 rated scour-critical. Its poor-condition share of 8.4% is at or below the 11.2% statewide average. Poor-condition bridges carry about 397,142 daily vehicle crossings.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives Calcasieu County a Bridge Condition Exposure Score of 74/100 (C). The county has 462 bridges in the National Bridge Inventory, including 39 in poor condition and 8 rated scour-critical. Poor-condition bridges carry about 397,142 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 | 8.4% | 16.9 |
| Poor-condition traffic exposure | 25 | 7.3% of measured traffic | 5.4 |
| Scour-critical bridge share | 20 | 1.7% | 3.5 |
| Average age vs national baseline | 10 | 42 years vs 48 nationally | 0.0 |
| Traffic-data completeness | 5 | 5,476,348 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 | 8.4% |
| State Poor-Condition Share | 11.2% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 1.7% |
| Average Bridge Age | 42 years |
| Poor-Condition Traffic Exposure | 397,142 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Calcasieu County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| I0010 over Sabine Relief | Poor condition + traffic exposure | Poor | 86,969 | 1954 |
| I0010 over Calcasieu River Rr Sts | Poor condition + traffic exposure | Poor | 86,600 | 1952 |
| I0010 over La 385 | Poor condition + traffic exposure | Poor | 73,488 | 1961 |
| La0027 over Dinde Bayou | Poor condition + traffic exposure | Poor | 14,973 | 1960 |
| La0027 over I-10 | Poor condition + traffic exposure | Poor | 14,973 | 1962 |
| La0378 over W Fork Calcasieu River | Poor condition + traffic exposure | Poor | 14,767 | 1968 |
| Us0090 over I-10/RAMPS | Poor condition + traffic exposure | Poor | 9,865 | 1960 |
| La0397 over English Bayou | Poor condition + traffic exposure | Poor | 9,291 | 1963 |
| Louisiana AVE over Contraband Bayou | Poor condition + traffic exposure | Poor | 8,942 | 1957 |
| Shell Beach DR over Drainage Canal | Poor condition + traffic exposure | Poor | 8,548 | 1937 |
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.