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Bridge conditions in Lake of the Woods County, Minnesota

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

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

The federal inventory lists 61 bridges in Lake of the Woods County: 36 rated good, 22 fair, and 3 poor.

3 of the 61 bridges in Lake of the Woods County, Minnesota, are rated in poor condition (4.9%) in the 2025 National Bridge Inventory, as of August 20, 2026.
36 bridges (59.0%) are rated good and 22 (36.1%) fair.
The median Lake of the Woods County bridge was built in 1995.
The busiest poor-rated bridge is Mn 11 over Silver Creek (built 1985), carrying about 820 vehicles a day.

Good 59.0% · Fair 36.1% · Poor 4.9% of 61 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
Mn 11 over Silver Creek	1985	820	Poor
Csah 1 over S Br Rapid River	1960	125	Poor
Csah 14 over Winter Road River	1982	105	Poor

Busiest bridges in the county

Bridge	Built	Vehicles/day	Condition
Mn 11 over Baudette River	1983	4,450	Fair
Ut 150 over Ditch	1969	2,950	Fair
Mn 11 over Winter Road River	1977	1,794	Fair
Mn 11 over Tomato Creek	1998	1,700	Good
Mn 11 over Canfield Creek	1931	1,700	Fair
Mn 11 over Williams Creek	1931	1,700	Fair
Mn 172 over Winter Road River	1996	1,350	Fair
Mn 172 over Miller Creek	2001	1,350	Fair
Mn 172 over Wabanica Creek	2001	1,350	Good
Mn 72 over Rainy River	2020	1,200	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.