Iberia County Bridge Report Card
Iberia County scores 71 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Iberia County, Louisiana
Iberia County has 142 bridges in the National Bridge Inventory, with 15 rated poor and 4 rated scour-critical. Its poor-condition share of 10.6% is at or below the 11.2% statewide average. Poor-condition bridges carry about 31,224 daily vehicle crossings.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives Iberia County a Bridge Condition Exposure Score of 71/100 (C). The county has 142 bridges in the National Bridge Inventory, including 15 in poor condition and 4 rated scour-critical. Poor-condition bridges carry about 31,224 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 | 10.6% | 21.1 |
| Poor-condition traffic exposure | 25 | 3.6% of measured traffic | 2.7 |
| Scour-critical bridge share | 20 | 2.8% | 5.6 |
| Average age vs national baseline | 10 | 41 years vs 48 nationally | 0.0 |
| Traffic-data completeness | 5 | 871,527 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 | 10.6% |
| State Poor-Condition Share | 11.2% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 2.8% |
| Average Bridge Age | 41 years |
| Poor-Condition Traffic Exposure | 31,224 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Iberia County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| Us0090 over New Iberia Southern Cana | Poor condition + traffic exposure | Poor | 12,192 | 1999 |
| La0182 over Sandager Canal | Poor condition + traffic exposure | Poor | 6,242 | 1930 |
| Us0090 over New Iberia Southern Cana | Poor condition + traffic exposure | Poor | 3,244 | 1999 |
| La0320 over Teche Bayou/olivier | Poor condition + traffic exposure | Poor | 3,241 | 1963 |
| La0085 over Patout Canal | Poor condition + traffic exposure | Poor | 3,125 | 1945 |
| La0682 over Creek | Poor condition + traffic exposure | Poor | 750 | 1967 |
| La0682 over Norris Canal | Poor condition + traffic exposure | Poor | 750 | 1967 |
| La0671 over Bayou Teche Jean. | Poor condition + traffic exposure | Poor | 496 | 1944 |
| John Lewis RD over Little Valley Bayou | Poor condition + traffic exposure | Poor | 422 | 1975 |
| Sidney Leblanc RD over Pebbles Coulee | Poor condition + traffic exposure | Poor | 293 | 1986 |
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.