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Csah 23 over Clearwater River

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

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

Csah 23 over Clearwater River in Clearwater County, Minnesota, is rated in fair condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the superstructure, rated 5 (fair condition) on the 0-9 scale.
It was built in 1967, making it 58 years old at the 2025 inventory.
It carries about 692 vehicles a day (traffic count year 2021).
Its listed owner is the county highway agency.
It is one of 26 of the 50 inventoried bridges in Clearwater County rated fair (52.0%); 0 (0.0%) 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 36 ft
Location	0.6 Mi N of Jct Csah 21
NBI structure number	15505
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
Mn 1 over Sandy River	2010	3,300	Good
US 2 over Clearwater River	1966	2,808	Fair
Mn 92 over Clearwater River	1942	2,750	Fair
US 2 over Clearwater River	1988	2,474	Fair
Mn 92 over Silver Creek	1930	1,350	Fair
Mn 92 over Wild Rice River	1977	1,125	Fair