121st Avenue SW over Heart River

Fair Condition40 years old710 vehicles/day

Location

StateNorth Dakota
CountyStark
LocationNorth Of South Heart
Carries121st Avenue SW
CrossesHeart River
Coordinates46.86903, -102.99530

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure8 (Very Good)
Substructure8 (Very Good)
Channel/Waterway8 (Very Good)
Scour Critical7 — Countermeasures installed

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignBox Beam - Single/Spread
Total Length102.0 ft (31.1 m)
Max Span38.1 ft (11.6 m)
Deck Width35.1 ft (10.7 m)
Deck Area332.8 sq m
Main Spans3
Year Built1986

Traffic

Avg Daily Traffic710 (2018)
Truck Traffic10%
Lanes On Bridge2

Inspection & Ownership

Last Inspection824
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000045112100

Nearby Bridges