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66th Street SE over Apple Creek

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

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

66th Street SE over Apple Creek in Burleigh 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 1987, making it 38 years old at the 2025 inventory.
It carries about 850 vehicles a day (traffic count year 2019).
Its listed owner is the county highway agency.
It is one of 55 of the 113 inventoried bridges in Burleigh County rated good (48.7%); 3 (2.7%) 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 multiple box beam
Length	about 75 ft
Location	3 East of Bismarck
NBI structure number	000000008113380
Condition class	Good

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

Bridge	Built	Vehicles/day	Condition
US Highway over I-94/STATE Street Int	1965	27,600	Good
I-94 Business Loop over Missouri River	2008	14,700	Fair
Bismarck Expwy. over Missouri River	1985	13,000	Fair
Bis Expwy/cent Dr over I-94/EAST Bismarck Int	1964	11,000	Fair
Divide/tyler Pkwy over Interstate 94	1995	10,500	Fair
Interstate 94 over Washington St Separation	1965	8,850	Fair