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Csah 50 over French River

St. Louis County, Minnesota · rated Fair in the 2025 National Bridge Inventory

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

Csah 50 over French River in St. Louis 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 5 (fair condition) on the 0-9 scale.
It was built in 1962, making it 63 years old at the 2025 inventory.
It carries about 474 vehicles a day (traffic count year 2022).
Its listed owner is the county highway agency.
It is one of 285 of the 670 inventoried bridges in St. Louis County rated fair (42.5%); 41 (6.1%) 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	Concrete girder and floorbeam
Length	about 32 ft
Location	0.1 Mi SW of Jct CR290
NBI structure number	69501
Condition class	Fair

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

Bridge	Built	Vehicles/day	Condition
I 35 over Miller & Coffee Creek	2022	46,000	Good
I 35 over Unstable Material	1970	45,454	Fair
I 35 over Recycle Way	2011	38,802	Good
I 35 over I 35 NB Off Ramp	1965	35,500	Fair
I 35 over Abandoned City St	1969	35,500	Fair
I 535 over SB Garfield; BNSF RR	1969	28,098	Fair