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County Highway over Mouse River

McHenry County, North Dakota · rated Good in the 2025 National Bridge Inventory

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

County Highway over Mouse River in McHenry County, North Dakota, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the substructure, rated 7 (good condition) on the 0-9 scale.
It was built in 2017, making it 8 years old at the 2025 inventory.
It carries about 25 vehicles a day (traffic count year 2018).
Its listed owner is the county highway agency.
It is one of 23 of the 112 inventoried bridges in McHenry County rated good (20.5%); 34 (30.4%) are rated poor.
A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.

Component ratings


Structure	Prestressed concrete single box beam
Length	about 184 ft
Location	3 East 9 North Karlsruhe
NBI structure number	000000025125280
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
US Highway 2 over Creek	1936	2,700	Fair
US Highway 2 over Creek	1936	2,700	Good
US Highway 52 over Oak Creek	1947	2,370	Fair
US Highway 52 over Bonnes Coulee	1947	2,360	Good
US Highway 52 over Creek	2001	1,400	Good
US Highway 2 over Mouse River	1979	1,275	Good