Bossier County Bridge Report Card
Bossier County scores 44 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Bossier County, Louisiana
Bossier County has 269 bridges in the National Bridge Inventory, with 41 rated poor and 51 rated scour-critical. Its poor-condition share of 15.2% is above the 11.2% statewide average. Poor-condition bridges carry about 244,279 daily vehicle crossings.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives Bossier County a Bridge Condition Exposure Score of 44/100 (F). The county has 269 bridges in the National Bridge Inventory, including 41 in poor condition and 51 rated scour-critical. Poor-condition bridges carry about 244,279 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 | 15.2% | 30.5 |
| Poor-condition traffic exposure | 25 | 6.7% of measured traffic | 5.0 |
| Scour-critical bridge share | 20 | 19.0% | 20.0 |
| Average age vs national baseline | 10 | 43 years vs 48 nationally | 0.0 |
| Traffic-data completeness | 5 | 3,641,499 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 | 15.2% |
| State Poor-Condition Share | 11.2% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 19.0% |
| Average Bridge Age | 43 years |
| Poor-Condition Traffic Exposure | 244,279 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Bossier County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| La0157 over Fox Skin Bayou | Poor condition + traffic exposure | Poor | 5,436 | 1979 |
| La0162 over Black Bayou | Poor condition + traffic exposure | Poor | 4,595 | 1967 |
| Palmetto AVE over Lil Cypress Bayou | Poor condition + traffic exposure | Poor | 3,000 | 1965 |
| La0157 over Flat River | Poor condition + traffic exposure | Poor | 2,626 | 1964 |
| La0527 over Flat River | Poor condition + traffic exposure | Poor | 1,951 | 1981 |
| La0157 over Bodcau Bayou | Poor condition + traffic exposure | Poor | 846 | 1969 |
| Caplis Sligo RD over Red Chute Bayou | Poor condition + traffic exposure | Poor | 710 | 1995 |
| La0160 over Cypress Bayou Relief | Poor condition + traffic exposure | Poor | 622 | 1969 |
| La0160 over Cypress Bayou | Poor condition + traffic exposure | Poor | 622 | 1969 |
| Winfield RD over Fifi Bayou | Poor condition + traffic exposure | Poor | 380 | 1993 |
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.