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County Highway over North Branch Park River

Cavalier 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 North Branch Park River in Cavalier 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 substructure, rated 3 (serious condition) on the 0-9 scale.
It was built in 1938, making it 87 years old at the 2025 inventory.
It carries about 24 vehicles a day (traffic count year 2018).
Its listed owner is the county highway agency.
It is one of 19 of the 65 inventoried bridges in Cavalier County rated poor (29.2%); 19 (29.2%) 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	Steel stringer or multi-beam girder
Length	about 46 ft
Location	1 North of Milton
NBI structure number	000000010144260
Condition class	Poor

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

Bridge	Built	Vehicles/day	Condition
Nd Highway 5 over Creek	1929	1,200	Fair
Nd Highway over Creek	1929	810	Fair
Nd Highway 5 over Tongue River	1974	670	Fair
Nd Highway 5 over Tongue River	1953	630	Fair
Nd Highway 1 over Creek	1931	490	Poor
Nd Highway 66 over North Branch Park River	1963	390	Fair