NB I-380 over 42nd ST

Fair Condition45 years old32,850 vehicles/day

Location

StateIowa
CountyLinn
Location0.5 Mi. S. Of Jct. 100
CarriesNB I-380
Crosses42nd ST
Coordinates42.02136, -91.66832

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure7 (Good)
Substructure7 (Good)
Scour CriticalNot applicable

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length190.9 ft (58.2 m)
Max Span97.1 ft (29.6 m)
Deck Width59.1 ft (18 m)
Deck Area1047.6 sq m
Main Spans3
Year Built1981

Traffic

Avg Daily Traffic32,850 (2022)
Truck Traffic12%
Lanes On Bridge3
Lanes Under Bridge4

Inspection & Ownership

Last InspectionNovember 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000000604700

Nearby Bridges