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Co Rd 137 over Little Heart River

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

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

Co Rd 137 over Little Heart River 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 1986, making it 39 years old at the 2025 inventory.
It carries about 25 vehicles a day (traffic count year 2019).
Its listed owner is the county 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	Continuous prestressed concrete single box beam
Length	about 123 ft
Location	4 North 2 East St Anthony
NBI structure number	000000030159210
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