I090 E over Us183

Fair Condition56 years old3,839 vehicles/day

Location

StateSouth Dakota
CountyLyman
LocationUS 183 Interchange
CarriesI090 E
CrossesUs183
Coordinates43.89806, -100.04543

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure6 (Satisfactory)
Substructure6 (Satisfactory)
Scour CriticalNot applicable

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length217.8 ft (66.4 m)
Max Span87.9 ft (26.8 m)
Deck Width40.7 ft (12.4 m)
Deck Area823.4 sq m
Main Spans3
Year Built1970

Traffic

Avg Daily Traffic3,839 (2024)
Truck Traffic27%
Lanes On Bridge2
Lanes Under Bridge2

Inspection & Ownership

Last Inspection424
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000043160206

Nearby Bridges