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County Highway over Red River of the North

Traill County, North Dakota · rated Poor in the 2025 National Bridge Inventory

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

County Highway over Red River of the North in Traill County, North Dakota, is rated in poor condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 0 (failed condition, out of service) on the 0-9 scale.
It was built in 1939, making it 86 years old at the 2025 inventory.
It carries about 270 vehicles a day (traffic count year 2019).
Its listed owner is the county highway agency.
It is one of 26 of the 147 inventoried bridges in Traill County rated poor (17.7%); 26 (17.7%) 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

Component	Rating (2025)	FHWA scale meaning
Deck	0	Failed condition, out of service
Superstructure	1	Imminent failure condition
Substructure	1	Imminent failure condition

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

Bridge	Built	Vehicles/day	Condition
Interstate 29 over North Branch Elm River	2021	11,635	Good
Interstate 29 over Buffalo Coulee	1969	9,400	Good
Interstate 29 over Branch of Buffalo Coulee	1969	9,100	Good
Interstate 29 over Branch of Buffalo Coulee	1969	9,100	Good
Nd Highway 18 over Goose River	1966	4,800	Fair
Interstate 29 over Goose River	1970	4,550	Poor