Swift County Bridge Report Card
Swift County scores 94 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Swift County, Minnesota
Swift County has 98 bridges in the National Bridge Inventory, with 1 rated poor and 2 rated scour-critical. Its poor-condition share of 1.0% is at or below the 4.5% statewide average. Poor-condition bridges carry about 1 daily vehicle crossings.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives Swift County a Bridge Condition Exposure Score of 94/100 (A). The county has 98 bridges in the National Bridge Inventory, including 1 in poor condition and 2 rated scour-critical. Poor-condition bridges carry about 1 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 | 1.0% | 2.0 |
| Poor-condition traffic exposure | 25 | 0.0% of measured traffic | 0.0 |
| Scour-critical bridge share | 20 | 2.0% | 4.1 |
| Average age vs national baseline | 10 | 32 years vs 48 nationally | 0.0 |
| Traffic-data completeness | 5 | 43,594 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 | 1.0% |
| State Poor-Condition Share | 4.5% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 2.0% |
| Average Bridge Age | 32 years |
| Poor-Condition Traffic Exposure | 1 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Swift County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| Pvt 36 over Shakopee Creek | Poor condition + traffic exposure | Poor | 1 | 1924 |
| US 12 over Chippewa River | Scour-critical foundation rating | Good | 2,135 | 1971 |
| US 59 over Pomme De Terre River | Scour-critical foundation rating | Fair | 1,627 | 1971 |
| US 12 over Bnsf Rail | High traffic | Good | 4,250 | 1977 |
| US 12 over Shakopee Creek | High traffic | Fair | 4,250 | 1977 |
| Mn 7 over Pomme De Terre River | High traffic | Good | 3,800 | 1995 |
| Mn 9 over Chippewa River | High traffic | Fair | 2,539 | 1984 |
| Mn 9 over Mud Creek | High traffic | Good | 1,850 | 2013 |
| Mn 29 over Chippewa River | High traffic | Fair | 1,427 | 2023 |
| Mn 119 over Minnesota River Overflow | High traffic | Fair | 1,409 | 1977 |
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.