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58TH St SW over Thirty Mile Creek

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

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

58TH St SW over Thirty Mile Creek in Hettinger 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 1994, making it 31 years old at the 2025 inventory.
It carries about 50 vehicles a day (traffic count year 2018).
Its listed owner is the county highway agency.
It is one of 21 of the 64 inventoried bridges in Hettinger County rated good (32.8%); 9 (14.1%) 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 74 ft
Location	6 North 10 East of Regent
NBI structure number	000000021124040
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 22 over Creek	1960	1,100	Fair
Nd Highway 22 over Cannonball River	1960	830	Fair
W 1st St over N Fork Cannonball River	1982	700	Fair
Nd Highway 8 over Cannonball River	1979	670	Good
Nd Highway 22 over Chanta Peta Creek	1985	600	Fair
12th St over Creek	1958	550	Fair