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Bridge conditions in Freeborn County, Minnesota

144 inventoried bridges · 4 rated poor · 2025 National Bridge Inventory

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

The federal inventory lists 144 bridges in Freeborn County: 70 rated good, 70 fair, and 4 poor.

4 of the 144 bridges in Freeborn County, Minnesota, are rated in poor condition (2.8%) in the 2025 National Bridge Inventory, as of August 20, 2026.
70 bridges (48.6%) are rated good and 70 (48.6%) fair.
The median Freeborn County bridge was built in 1976.
The busiest poor-rated bridge is I 90 over Im Rail; Csah 46 (built 1967), carrying about 6,350 vehicles a day.

Good 48.6% · Fair 48.6% · Poor 2.8% of 144 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 90 over Im Rail; Csah 46	1967	6,350	Poor
Mn 109 over I 90	1970	3,126	Poor
T 343 over Steward Creek (cd #23)	1963	72	Poor
CR 70 over Jd #8	1940	35	Poor

Busiest bridges in the county

Bridge	Built	Vehicles/day	Condition
I 35 over Ditch	1965	20,576	Fair
I 35 over Co Ditch # 10	1970	18,156	Fair
US 65 over Shell Rock River	2000	15,100	Good
US 65 over UP RR	2000	15,100	Good
I 90 over Bancroft Creek	1968	12,600	Good
I 35 over Th 65; UP RR	1970	11,310	Fair
I 35 over Albert Lea Lake	1970	11,200	Fair
I 35 over Albert Lea Lake	1970	11,200	Fair
I 35 over Im Rail	1971	11,200	Fair
I 35 over Im Rail	1971	11,200	Fair

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.