Union County Bridge Report Card
Union County scores 51 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Union County, Louisiana
Union County has 121 bridges in the National Bridge Inventory, with 13 rated poor and 24 rated scour-critical. Its poor-condition share of 10.7% is at or below the 11.2% statewide average. Poor-condition bridges carry about 20,903 daily vehicle crossings.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives Union County a Bridge Condition Exposure Score of 51/100 (F). The county has 121 bridges in the National Bridge Inventory, including 13 in poor condition and 24 rated scour-critical. Poor-condition bridges carry about 20,903 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 | 10.7% | 21.5 |
| Poor-condition traffic exposure | 25 | 9.6% of measured traffic | 7.2 |
| Scour-critical bridge share | 20 | 19.8% | 20.0 |
| Average age vs national baseline | 10 | 48 years vs 48 nationally | 0.0 |
| Traffic-data completeness | 5 | 218,241 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 | 10.7% |
| State Poor-Condition Share | 11.2% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 19.8% |
| Average Bridge Age | 48 years |
| Poor-Condition Traffic Exposure | 20,903 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Union County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| La0151 over Stowe Creek | Poor condition + traffic exposure | Poor | 527 | 1961 |
| La0151 over Stowe CR Rel Br | Poor condition + traffic exposure | Poor | 527 | 1961 |
| La0002 over Creek | Poor condition + traffic exposure | Poor | 6,236 | 1931 |
| La0015 over Creek | Poor condition + traffic exposure | Poor | 5,557 | 1953 |
| La0015 over Creek | Poor condition + traffic exposure | Poor | 5,557 | 1953 |
| La0550 over Creek | Poor condition + traffic exposure | Poor | 464 | 1936 |
| La0550 over Lion Creek | Poor condition + traffic exposure | Poor | 464 | 1950 |
| La0550 over Village Creek | Poor condition + traffic exposure | Poor | 464 | 1982 |
| Linville Fire Twr over Rock Creek | Poor condition + traffic exposure | Poor | 457 | 1982 |
| Pilgrim Rest Ch RD over Steep Bank Creek | Poor condition + traffic exposure | Poor | 366 | 1983 |
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.