Douglas County Bridge Report Card
Douglas County scores 44 out of 100 on BridgeLookup's Bridge Condition Exposure Score, based on FHWA National Bridge Inventory records.
Douglas County, Wisconsin
Douglas County has 136 bridges in the National Bridge Inventory, with 20 rated poor and 13 rated scour-critical. Its poor-condition share of 14.7% is above the 6.7% statewide average. Poor-condition bridges carry about 33,909 daily vehicle crossings.
Quote-Ready Local Facts
Copyable Facts for Reporters
BridgeLookup.com gives Douglas County a Bridge Condition Exposure Score of 44/100 (F). The county has 136 bridges in the National Bridge Inventory, including 20 in poor condition and 13 rated scour-critical. Poor-condition bridges carry about 33,909 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 | 14.7% | 29.4 |
| Poor-condition traffic exposure | 25 | 10.0% of measured traffic | 7.5 |
| Scour-critical bridge share | 20 | 9.6% | 19.1 |
| Average age vs national baseline | 10 | 42 years vs 48 nationally | 0.0 |
| Traffic-data completeness | 5 | 338,646 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 | 14.7% |
| State Poor-Condition Share | 6.7% |
| National Poor-Condition Share | 6.7% |
| County Scour-Critical Share | 9.6% |
| Average Bridge Age | 42 years |
| Poor-Condition Traffic Exposure | 33,909 vehicles/day |
Bridges to Watch
Top Bridges to Watch in Douglas County
| Bridge | Reason | Condition | Daily Traffic | Year Built |
|---|---|---|---|---|
| Cth B over Nebagamon Creek | Poor condition + traffic exposure | Poor | 790 | 1969 |
| Cth M over Moose River | Poor condition + traffic exposure | Poor | 325 | 1934 |
| Lrd Middle River R over Poplar River | Poor condition + traffic exposure | Poor | 101 | 1935 |
| Lrd Irondale RD over Pokegama River | Poor condition + traffic exposure | Poor | 75 | 1930 |
| Lrd Moonshine Road over Poplar River | Poor condition + traffic exposure | Poor | 75 | 1935 |
| Lrd After Hours RD over Nebagamon Creek | Poor condition + traffic exposure | Poor | 53 | 1925 |
| Lrd Kingsdale RD over Spruce River | Poor condition + traffic exposure | Poor | 53 | 1930 |
| Lrd Old HWY 2 RD ( over Bois Brule River | Poor condition + traffic exposure | Poor | 1 | 1929 |
| I 535 over ST Louis R; Rr Street | Poor condition + traffic exposure | Poor | 28,098 | 1961 |
| Sth 13 over Bardon Creek | Poor condition + traffic exposure | Poor | 1,400 | 1931 |
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.