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Nd Highway over Square Butte Creek

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

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

Nd Highway over Square Butte Creek in Morton 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 1,020 vehicles a day (traffic count year 2019).
Its listed owner is the state highway agency.
It is one of 115 of the 269 inventoried bridges in Morton County rated good (42.8%); 26 (9.7%) 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 stringer or multi-beam girder
Length	about 105 ft
Location	8 North of I-94
NBI structure number	0025008224
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 94 over Missouri River	1965	24,125	Fair
Interstate 194 over Business Loop 94	1981	18,200	Fair
I-94 Business Loop over West Midway Separation	1965	16,750	Fair
Interstate 94 over East Midway Interchange	1965	9,100	Fair
Interstate 194 over Business 94	1981	9,100	Fair
Interstate 194 over Business 94	1981	9,100	Fair