Erie Road over Rock River

Fair Condition71 years old1,200 vehicles/day

Location

StateIllinois
CountyWhiteside
Location1 Mile South Of Erie
CarriesErie Road
CrossesRock River
Coordinates41.64176, -90.06726

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure6 (Satisfactory)
Substructure7 (Good)
Channel/Waterway6 (Satisfactory)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length1210.3 ft (368.9 m)
Max Span125.3 ft (38.2 m)
Deck Width29.9 ft (9.1 m)
Deck Area3357.0 sq m
Main Spans11
Year Built1955

Traffic

Avg Daily Traffic1,200 (2021)
Truck Traffic6%
Lanes On Bridge2

Inspection & Ownership

Last InspectionNovember 2023
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number098300900000000

Nearby Bridges