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Csah 20 over Buffalo Creek

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

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

Csah 20 over Buffalo Creek in Renville 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 1969, making it 56 years old at the 2025 inventory.
It carries about 520 vehicles a day (traffic count year 2019).
Its listed owner is the county highway agency.
It is one of 34 of the 139 inventoried bridges in Renville County rated fair (24.5%); 9 (6.5%) 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	Prestressed concrete channel beam
Length	about 93 ft
Location	1.6 Mi N of Jct Th 212
NBI structure number	65531
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
US 212 over E Fk Beaver Creek	1988	6,557	Fair
US 212 over Ditch	1930	3,900	Fair
US 212 over W Fk Beaver Creek	1979	3,751	Fair
US 71 over E Fk Beaver Creek	1977	3,618	Fair
US 71 over E Fk Beaver Creek	1977	3,618	Fair
US 71 over E Fk Beaver Creek	1977	2,875	Good