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Greenwood Lake over Brule River

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

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

Greenwood Lake over Brule River in Cook County, Minnesota, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 6 (satisfactory condition) on the 0-9 scale.
It was built in 1961, making it 64 years old at the 2025 inventory.
It carries about 8 vehicles a day (traffic count year 1973).
It is one of 23 of the 59 inventoried bridges in Cook County rated fair (39.0%); 4 (6.8%) 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	Steel stringer or multi-beam girder
Length	about 50 ft
Location	0.1 Mi NE of Jct Csah 12
NBI structure number	090902000001024
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
Mn 61 over Cutface Creek	2015	3,650	Fair
Mn 61 over Onion River	2009	3,650	Fair
Mn 61 over Poplar River	1931	3,650	Fair
Mn 61 over Cascade River	1932	3,650	Fair
Mn 61 over Cross River	1999	3,000	Good
Mn 61 over Temperance River	1931	3,000	Fair