6th St.sw. over US 30

Fair Condition51 years old10,989 vehicles/day

Location

StateIowa
CountyLinn
Location0.3 Mi W. Of Jct. I-380
Carries6th St.sw.
CrossesUS 30
Coordinates41.92677, -91.67639

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure6 (Satisfactory)
Substructure7 (Good)
Scour CriticalNot applicable

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length280.8 ft (85.6 m)
Max Span91.9 ft (28 m)
Deck Width79.1 ft (24.1 m)
Deck Area2063.0 sq m
Main Spans4
Year Built1975

Traffic

Avg Daily Traffic10,989 (2022)
Truck Traffic14%
Lanes On Bridge5
Lanes Under Bridge4

Inspection & Ownership

Last Inspection623
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000000600597

Nearby Bridges