Bridge conditions in Watonwan County, Minnesota
166 inventoried bridges · 1 rated poor · 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
The federal inventory lists 166 bridges in Watonwan County: 116 rated good, 49 fair, and 1 poor.
- 1 of the 166 bridges in Watonwan County, Minnesota, are rated in poor condition (0.6%) in the 2025 National Bridge Inventory, as of .
- 116 bridges (69.9%) are rated good and 49 (29.5%) fair.
- The median Watonwan County bridge was built in 1979.
- The busiest poor-rated bridge is Service Rd over Jud Ditch # 7 (built 1970), carrying about 1 vehicles a day.
Good 69.9% · Fair 29.5% · Poor 0.6% of 166 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 |
|---|---|---|---|
| Service Rd over Jud Ditch # 7 | 1970 | 1 | Poor |
Busiest bridges in the county
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Mn 60 over UP RR | 1985 | 6,958 | Fair |
| Mn 15 over Th 60 | 1975 | 6,600 | Fair |
| Mn 60 over St James Creek | 1977 | 5,300 | Fair |
| Mn 15 over Csah 9 | 1975 | 5,083 | Fair |
| Mn 15 over Csah 9 | 1975 | 4,350 | Fair |
| Mn 15 over Watonwan River | 1975 | 4,150 | Fair |
| Mn 15 over Watonwan River | 1975 | 4,150 | Fair |
| Mn 4 over Mn 60 | 1977 | 3,585 | Fair |
| Mn 60 over UP RR | 2013 | 3,479 | Good |
| Mn 15 over Perch Creek | 1983 | 3,365 | Good |
Source: FHWA National Bridge Inventory, 2025. Counts cover inventoried highway bridges over 20 feet; ratings are reported by the state DOT.
All of Minnesota: Minnesota 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.