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Csah 23 over S Br S Fk Root River

Fillmore County, Minnesota · rated Poor in the 2025 National Bridge Inventory

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

Csah 23 over S Br S Fk Root River in Fillmore County, Minnesota, is rated in poor condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the superstructure, rated 4 (poor condition) on the 0-9 scale.
It was built in 1963, making it 62 years old at the 2025 inventory.
It carries about 305 vehicles a day (traffic count year 2013).
Its listed owner is the county highway agency.
It is one of 7 of the 348 inventoried bridges in Fillmore County rated poor (2.0%); 7 (2.0%) are rated poor.
A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.

Component ratings


Structure	Prestressed concrete channel beam
Length	about 75 ft
Location	1.0 Mi N of Jct Csah 18
NBI structure number	23505
Condition class	Poor

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

Bridge	Built	Vehicles/day	Condition
US 63 over Spring Valley Creek	1936	6,108	Fair
Mn 43 over Rush Creek	2002	5,200	Good
US 52 over S Br Root River	1986	4,769	Fair
US 63 over S Br Root River	1978	4,443	Fair
US 52 over Rice Creek	1988	4,193	Good
US 52 over N Br Root River	1987	4,193	Fair