Jefferson Davis County Bridge Report Card
Jefferson Davis County scores 53 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Jefferson Davis County, Louisiana
Jefferson Davis County has 242 bridges in the National Bridge Inventory, with 45 rated poor and 4 rated scour-critical. Its poor-condition share of 18.6% is above the 11.2% statewide average. Poor-condition bridges carry about 50,277 daily vehicle crossings.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives Jefferson Davis County a Bridge Condition Exposure Score of 53/100 (F). The county has 242 bridges in the National Bridge Inventory, including 45 in poor condition and 4 rated scour-critical. Poor-condition bridges carry about 50,277 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 | 18.6% | 37.2 |
| Poor-condition traffic exposure | 25 | 8.2% of measured traffic | 6.2 |
| Scour-critical bridge share | 20 | 1.7% | 3.3 |
| Average age vs national baseline | 10 | 46 years vs 48 nationally | 0.0 |
| Traffic-data completeness | 5 | 611,106 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 | 18.6% |
| State Poor-Condition Share | 11.2% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 1.7% |
| Average Bridge Age | 46 years |
| Poor-Condition Traffic Exposure | 50,277 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Jefferson Davis County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| I0010 over US 165 Frontage RD Rr | Poor condition + traffic exposure | Poor | 27,700 | 1964 |
| I0010 over US 165 Frontage RD Rr | Poor condition + traffic exposure | Poor | 11,635 | 1964 |
| Us0165 over Drain | Poor condition + traffic exposure | Poor | 4,912 | 1937 |
| La0097 over I-10 | Poor condition + traffic exposure | Poor | 1,175 | 1964 |
| South St. over Welsh Drainage Canal | Poor condition + traffic exposure | Poor | 500 | 1983 |
| East Nichols St. over Welsh Drainage Canal | Poor condition + traffic exposure | Poor | 500 | 1983 |
| Patterson RD over Bayou | Poor condition + traffic exposure | Poor | 350 | 1980 |
| Third St. over Drainage Ditch | Poor condition + traffic exposure | Poor | 325 | 1968 |
| La1131 over Drain | Poor condition + traffic exposure | Poor | 315 | 1976 |
| South Adams Street over East Lacassine Bayou | Poor condition + traffic exposure | Poor | 300 | 1970 |
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.