US 20 EB over Ia 58

Fair Condition42 years old7,050 vehicles/day

Location

StateIowa
CountyBlack Hawk
LocationAt The Jct. Iowa #27 & 58
CarriesUS 20 EB
CrossesIa 58
Coordinates42.46444, -92.44455

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure5 (Fair)
Substructure7 (Good)
Scour CriticalNot applicable

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length183.1 ft (55.8 m)
Max Span91.9 ft (28 m)
Deck Width43.3 ft (13.2 m)
Deck Area736.6 sq m
Main Spans3
Year Built1984

Traffic

Avg Daily Traffic7,050 (2022)
Truck Traffic20%
Lanes On Bridge2
Lanes Under Bridge4

Inspection & Ownership

Last Inspection624
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000000605640

Nearby Bridges