Chippewa County Bridge Report Card
Chippewa County scores 66 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Chippewa County, Minnesota
Chippewa County has 116 bridges in the National Bridge Inventory, with 7 rated poor and 12 rated scour-critical. Its poor-condition share of 6.0% is above the 4.5% statewide average. Poor-condition bridges carry about 1,737 daily vehicle crossings.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives Chippewa County a Bridge Condition Exposure Score of 66/100 (D). The county has 116 bridges in the National Bridge Inventory, including 7 in poor condition and 12 rated scour-critical. Poor-condition bridges carry about 1,737 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 | 6.0% | 12.1 |
| Poor-condition traffic exposure | 25 | 2.2% of measured traffic | 1.6 |
| Scour-critical bridge share | 20 | 10.3% | 20.0 |
| Average age vs national baseline | 10 | 36 years vs 48 nationally | 0.0 |
| Traffic-data completeness | 5 | 80,125 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 | 6.0% |
| State Poor-Condition Share | 4.5% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 10.3% |
| Average Bridge Age | 36 years |
| Poor-Condition Traffic Exposure | 1,737 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Chippewa County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| Csah 3 over Ditch | Poor condition + traffic exposure | Poor | 235 | 1958 |
| M 45 over Hawk Creek | Poor condition + traffic exposure | Poor | 119 | 1963 |
| Csah 17 over Co Ditch # 11 | Poor condition + traffic exposure | Poor | 510 | 1978 |
| M 41 over Hawk Creek | Poor condition + traffic exposure | Poor | 400 | 1963 |
| Csah 4 over Hawk Creek Floodway | Poor condition + traffic exposure | Poor | 366 | 1936 |
| T 92 over Spring Creek | Poor condition + traffic exposure | Poor | 60 | 1964 |
| T 95 over Stream | Poor condition + traffic exposure | Poor | 47 | 1964 |
| Csah 15 over Chippewa River | Scour-critical foundation rating | Fair | 5,000 | 1955 |
| Mn 7 over Watson Sag Channel | Scour-critical foundation rating | Good | 1,651 | 1988 |
| Csah 14 over Minnesota River | Scour-critical foundation rating | Fair | 460 | 1948 |
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.