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Nd Highway 1806 over Hans Creek

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

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

Nd Highway 1806 over Hans Creek in Dunn 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 1984, making it 41 years old at the 2025 inventory.
It carries about 90 vehicles a day (traffic count year 2019).
Its listed owner is the state highway agency.
It is one of 46 of the 73 inventoried bridges in Dunn County rated good (63.0%); 1 (1.4%) 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 82 ft
Location	6 North 2 East Halliday
NBI structure number	1806181480
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
Nd Highway 200 over Spring Creek	2017	3,700	Good
Nd Highway 200 over Spring Creek	2016	2,980	Good
Nd Highway 22 over Spring Creek	1986	2,420	Fair
Nd Highway 22 over Jim Creek	2011	2,175	Good
Nd Highway 22 over Russian Spring Creek	1953	1,740	Fair
Nd Highway 22 over Creek	1986	1,680	Good