Sd020 over Valley Ck

Good Condition5 years old112 vehicles/day

Location

StateSouth Dakota
CountyHarding
Location5.0 E Montana State Line
CarriesSd020
CrossesValley Ck
Coordinates45.54934, -103.95444

Condition Ratings

Overall ConditionGood
Deck8 (Very Good)
Superstructure8 (Very Good)
Substructure8 (Very Good)
Channel/Waterway8 (Very Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length153.9 ft (46.9 m)
Max Span75.5 ft (23 m)
Deck Width34.8 ft (10.6 m)
Deck Area497.1 sq m
Main Spans2
Year Built2021

Traffic

Avg Daily Traffic112 (2024)
Truck Traffic11%
Lanes On Bridge2

Inspection & Ownership

Last InspectionDecember 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000032051277

Nearby Bridges