I-280 over Mississippi River & Road

Fair Condition56 years old24,200 vehicles/day

Location

StateIowa
CountyScott
LocationIn Rock Island
CarriesI-280
CrossesMississippi River & Road
Coordinates41.48311, -90.63764

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure5 (Fair)
Substructure5 (Fair)
Channel/Waterway8 (Very Good)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialSteel
DesignArch - Thru
Total Length4192.9 ft (1,278 m)
Max Span569.9 ft (173.7 m)
Deck Width85.0 ft (25.9 m)
Deck Area33100.2 sq m
Main Spans1
Year Built1970

Traffic

Avg Daily Traffic24,200 (2022)
Truck Traffic31%
Lanes On Bridge4
Lanes Under Bridge2

Inspection & Ownership

Last Inspection824
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number000000000600690

Nearby Bridges