I-480 & US 6 over Missouri River & Rr

Fair Condition60 years old53,700 vehicles/day

Location

StateIowa
CountyPottawattamie
LocationOver Missouri River
CarriesI-480 & US 6
CrossesMissouri River & Rr
Coordinates41.25969, -95.92111

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure6 (Satisfactory)
Substructure5 (Fair)
Channel/Waterway7 (Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialSteel Continuous
DesignGirder and Floorbeam
Total Length1687.0 ft (514.2 m)
Max Span424.9 ft (129.5 m)
Deck Width115.2 ft (35.1 m)
Deck Area18048.4 sq m
Main Spans8
Year Built1966

Traffic

Avg Daily Traffic53,700 (2022)
Truck Traffic7%
Lanes On Bridge8
Lanes Under Bridge2

Inspection & Ownership

Last Inspection922
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000000045670

Nearby Bridges