S 56 over US 20

Good Condition23 years old1,453 vehicles/day

Location

StateIowa
CountyHardin
LocationAt Junction With SR S56
CarriesS 56
CrossesUS 20
Coordinates42.45613, -93.05165

Condition Ratings

Overall ConditionGood
Deck7 (Good)
Superstructure7 (Good)
Substructure7 (Good)
Scour CriticalNot applicable

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length304.1 ft (92.7 m)
Max Span152.9 ft (46.6 m)
Deck Width38.7 ft (11.8 m)
Deck Area1093.9 sq m
Main Spans2
Year Built2003

Traffic

Avg Daily Traffic1,453 (2022)
Truck Traffic16%
Lanes On Bridge2
Lanes Under Bridge6

Inspection & Ownership

Last Inspection523
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000000607890

Nearby Bridges