Bridge conditions in Douglas County, Wisconsin
136 inventoried bridges · 20 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
Of the 136 Douglas County bridges in the federal inventory, 20 carry a poor rating. That 14.7% share is roughly 2x the national average.
- 20 of the 136 bridges in Douglas County, Wisconsin, are rated in poor condition (14.7%) in the 2025 National Bridge Inventory, as of .
- 62 bridges (45.6%) are rated good and 54 (39.7%) fair.
- The median Douglas County bridge was built in 1989.
- The busiest poor-rated bridge is I 535 over St Louis R; RR Street (built 1961), carrying about 28,098 vehicles a day.
Good 45.6% · Fair 39.7% · Poor 14.7% of 136 bridges
Bridges rated poor
Every bridge in the county with a poor rating, busiest first. Poor means a major component is rated 4 or lower on FHWA's 0-9 scale; it is a repair flag, not a closure notice.
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I 535 over St Louis R; RR Street | 1961 | 28,098 | Poor |
| Sth 35 over Black River | 1992 | 1,400 | Poor |
| Sth 13 over Bardon Creek | 1931 | 1,400 | Poor |
| Cth B over Nebagamon Creek | 1969 | 790 | Poor |
| Cth B over Amnicon River | 1977 | 688 | Poor |
| Cth M over Moose River | 1934 | 325 | Poor |
| Cth L over Cranberry Creek | 1939 | 301 | Poor |
| Cth T over Upper Tamarack River | 1999 | 175 | Poor |
| Lrd W Mail Rd over St Croix River 13 | 1963 | 107 | Poor |
| Lrd Middle River R over Poplar River | 1935 | 101 | Poor |
| Lrd Patzau Rd over Balsam Creek | 1968 | 86 | Poor |
| Lrd Irondale Rd over Pokegama River | 1930 | 75 | Poor |
| Lrd Moonshine Road over Poplar River | 1935 | 75 | Poor |
| Lrd Dedham Rd over Balsam Creek | 1917 | 75 | Poor |
| Lrd Lidberg Bridge over Eau Claire River | 1950 | 75 | Poor |
| Lrd After Hours Rd over Nebagamon Creek | 1925 | 53 | Poor |
| Lrd Kingsdale Rd over Spruce River | 1930 | 53 | Poor |
| Lrd Oliphant Rd over Amnicon River | 1967 | 21 | Poor |
| Lrd Gareth Rd (dea over Pokegama River | 1918 | 10 | Poor |
| Lrd Old Hwy 2 Rd ( over Bois Brule River | 1929 | 1 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I 535 over St Louis R; RR Street | 1961 | 28,098 | Poor |
| Ush 2-ush 53-e 2ND over Nemadji River | 1989 | 23,300 | Fair |
| Ush 2-ush 53-e 2ND over Bluff Creek | 1989 | 23,300 | Good |
| Ush 2-ush 53-e 2ND over Lrd Service Road | 1989 | 20,400 | Good |
| Ush 53-e 2ND St over Lstt RR | 1962 | 19,500 | Fair |
| Ush 53-e 2ND St over Soo Line | 1962 | 19,500 | Fair |
| Ush 53-e 2ND St over Lrd Hill Ave | 1962 | 19,500 | Fair |
| Ush 2 over Sth Ih 35-minnesota | 1983 | 17,900 | Fair |
| Ush 2 over Lrd Susquehanna Ave | 1982 | 14,800 | Fair |
| Ush 2-belknap St over Lrd Elmira Ave | 1980 | 12,600 | Fair |
Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.
All of Wisconsin: Wisconsin bridge conditions by county · every download on the data page.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.