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County Highway over Pembina River

Pembina 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 Pembina River in Pembina 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 1981, making it 44 years old at the 2025 inventory.
It carries about 50 vehicles a day (traffic count year 2014).
Its listed owner is the county highway agency.
It is one of 40 of the 203 inventoried bridges in Pembina County rated good (19.7%); 47 (23.2%) 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	Continuous prestressed concrete single box beam
Length	about 149 ft
Location	6 West 1 South of Pembina
NBI structure number	000000034125040
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
Interstate 29 over Drainage Ditch	2021	3,825	Good
Nd Highway 5 over Tongue River	1996	3,640	Fair
Interstate 29 over Legal Drain #64	2023	3,295	Good
Interstate 29 over Drain Ditch #39	1958	2,850	Poor
Nd Highway 66 over I-29/DRAYTON Interchange	1959	1,830	Fair
US 81 & Nd 5 over I-29/JOLIETTE Int	1959	1,830	Fair