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Mn 210 over Ripple River

Aitkin County, Minnesota · rated Fair in the 2025 National Bridge Inventory

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

Mn 210 over Ripple River in Aitkin County, Minnesota, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the substructure, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1980, making it 45 years old at the 2025 inventory.
It carries about 8,900 vehicles a day (traffic count year 2019).
Its listed owner is the state highway agency.
It is one of 38 of the 96 inventoried bridges in Aitkin County rated fair (39.6%); 8 (8.3%) are rated poor.
A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.

Component ratings


Structure	Continuous steel stringer or multi-beam girder
Length	about 82 ft
Location	0.2 Mi E of W Jct Th 169
NBI structure number	01005
Condition class	Fair

Source: FHWA National Bridge Inventory, 2025 data as reported by the Minnesota department of transportation.

Bridge	Built	Vehicles/day	Condition
US 169 over Ripple River	1929	8,300	Fair
US 169 over Ripple River	1931	5,627	Fair
Mn 65 over Sandy River	2000	5,300	Fair
Mn 65 over Minnewawa Creek	2009	5,300	Good
Mn 210 over Rice River	1984	4,732	Good
Mn 210 over Sissabagamah Creek	2017	4,732	Good