Lafayette County Bridge Report Card
Lafayette County scores 89 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Lafayette County, Mississippi
Lafayette County has 258 bridges in the National Bridge Inventory, with 9 rated poor and 2 rated scour-critical. Its poor-condition share of 3.5% is at or below the 5.8% statewide average. Poor-condition bridges carry about 25,095 daily vehicle crossings.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives Lafayette County a Bridge Condition Exposure Score of 89/100 (B). The county has 258 bridges in the National Bridge Inventory, including 9 in poor condition and 2 rated scour-critical. Poor-condition bridges carry about 25,095 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 | 3.5% | 7.0 |
| Poor-condition traffic exposure | 25 | 3.7% of measured traffic | 2.8 |
| Scour-critical bridge share | 20 | 0.8% | 1.6 |
| Average age vs national baseline | 10 | 35 years vs 48 nationally | 0.0 |
| Traffic-data completeness | 5 | 675,410 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 | 3.5% |
| State Poor-Condition Share | 5.8% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 0.8% |
| Average Bridge Age | 35 years |
| Poor-Condition Traffic Exposure | 25,095 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Lafayette County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| US 278 over Stream | Poor condition + traffic exposure | Poor | 21,000 | 1937 |
| SR 30 over Cypress Creek | Poor condition + traffic exposure | Poor | 2,900 | 1954 |
| SR 310 over Greasy Creek | Poor condition + traffic exposure | Poor | 790 | 1999 |
| Co.road 376 over Humphreys Creek | Poor condition + traffic exposure | Poor | 105 | 1957 |
| Co.road 249 over Puskus Creek | Poor condition + traffic exposure | Poor | 100 | 1959 |
| Keel Road over Cypress Creek | Poor condition + traffic exposure | Poor | 50 | 1972 |
| Co.road 3011 over Courtney Creek | Poor condition + traffic exposure | Poor | 50 | 1994 |
| Co.road 383 over Otoucalofa Creek | Poor condition + traffic exposure | Poor | 50 | 1995 |
| Co.road 399 over Bynum Creek | Poor condition + traffic exposure | Poor | 50 | 1999 |
| Co.road 445 over Yocona River | Scour-critical foundation rating | Fair | 520 | 1981 |
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.