Ia 21 over Iowa River

Fair Condition44 years old2,370 vehicles/day

Location

StateIowa
CountyIowa
Location1.1 Mi. N Of Jct. Ia #212
CarriesIa 21
CrossesIowa River
Coordinates41.85867, -92.27802

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure7 (Good)
Substructure6 (Satisfactory)
Channel/Waterway6 (Satisfactory)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length628.0 ft (191.4 m)
Max Span97.1 ft (29.6 m)
Deck Width47.2 ft (14.4 m)
Deck Area2756.2 sq m
Main Spans7
Year Built1982

Traffic

Avg Daily Traffic2,370 (2022)
Truck Traffic8%
Lanes On Bridge2

Inspection & Ownership

Last Inspection923
Inspection FrequencyEvery 22 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000000029401

Nearby Bridges