US 30 over Mississippi River

Fair Condition70 years old9,650 vehicles/day

Location

StateIllinois
CountyWhiteside
Location1 Mi W Of Ill 84
CarriesUS 30
CrossesMississippi River
Coordinates41.83788, -90.17369

Condition Ratings

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

Physical Characteristics

MaterialSteel
DesignSuspension
Total Length4165.0 ft (1269.5 m)
Max Span644.0 ft (196.3 m)
Deck Width32.8 ft (10 m)
Deck Area12,695 sq m
Main Spans1
Year Built1956 (reconstructed 1999)

Traffic

Avg Daily Traffic9,650 (2023)
Truck Traffic13%
Lanes On Bridge2

Inspection & Ownership

Last InspectionNovember 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceHistorical significance is not determined
Structure Number098600300000000

Nearby Bridges