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Bridge conditions in Wadena County, Minnesota

78 inventoried bridges · 3 rated poor · 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled August 20, 2026

Wadena County tracks close to typical: 3 of its 78 inventoried bridges (3.8%) are rated poor, against a national rate of about 7%.

3 of the 78 bridges in Wadena County, Minnesota, are rated in poor condition (3.8%) in the 2025 National Bridge Inventory, as of August 20, 2026.
62 bridges (79.5%) are rated good and 13 (16.7%) fair.
The median Wadena County bridge was built in 1996.
The busiest poor-rated bridge is Csah 23 over Leaf River (built 1970), carrying about 1,436 vehicles a day.

Good 79.5% · Fair 16.7% · Poor 3.8% of 78 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
Csah 23 over Leaf River	1970	1,436	Poor
Csah 12 over Crow Wing River	1958	643	Poor
Csah 9 over Red Eye River	1965	325	Poor

Busiest bridges in the county

Bridge	Built	Vehicles/day	Condition
US 10 over Wing River	1988	7,249	Good
US 71 over Blueberry River	1959	5,457	Fair
US 10 over Partidge River	1991	3,820	Fair
US 10 over Partridge River	1991	3,820	Fair
US 71 over Leaf River	1997	3,467	Good
US 71 over Red Eye River	1997	3,184	Good
Csah 8 over Red Eye River	1993	1,533	Good
Csah 23 over Leaf River	1970	1,436	Poor
Csah 23 over Wing River	1983	1,407	Good
Csah 12 over Red Eye River	1984	1,144	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.