US Highway 85 over North Fork Grand River

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

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

• US Highway 85 over North Fork Grand River in Bowman 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 deck, rated 7 (good condition) on the 0-9 scale.
• It was built in 1966, making it 59 years old at the 2025 inventory.
• It carries about 1,010 vehicles a day (traffic count year 2019).
• Its listed owner is the state highway agency.
• It is one of 44 of the 69 inventoried bridges in Bowman County rated good (63.8%); 3 (4.3%) 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.

View this bridge on a map → (45.96491, -103.4091)

Component ratings

Bridge details

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

Busiest bridges in Bowman County

All bridges nearby: Bowman County, ND bridge conditions · every bridge in Bowman County · North Dakota bridges.

Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.