490th over Little Cedar River

Good Condition37 years old49 vehicles/day

Location

StateIowa
CountyMitchell
Location100161903
Carries490th
CrossesLittle Cedar River
Coordinates43.47259, -92.77510

Condition Ratings

Overall ConditionGood
Deck7 (Good)
Superstructure8 (Very Good)
Substructure7 (Good)
Channel/Waterway8 (Very Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialConcrete Continuous
DesignSlab
Total Length128.0 ft (39 m)
Max Span48.9 ft (14.9 m)
Deck Width33.1 ft (10.1 m)
Deck Area393.9 sq m
Main Spans3
Year Built1989

Traffic

Avg Daily Traffic49 (2022)
Lanes On Bridge2

Inspection & Ownership

Last InspectionDecember 2023
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000000248911

Nearby Bridges

480th ST over Little Cedar River 1.0 mi Good Ocean AVE over Little Cedar River 1.3 mi Good March AVE over Creek 1.5 mi Good Monument AVE over Small Stream 1.7 mi Good Primrose AVE over Creek 1.8 mi Poor T 40 Monument AVE over Creek 2.0 mi Good State Line ST over Little Cedar River 2.3 mi Fair T 48 over Little Cedar River 2.3 mi Fair T 48 over Stream 2.4 mi Good Lawrence ST over Drainage 2.5 mi Poor