Ch 16 Rock Island over 3 Mile Branch

Good Condition21 years old2,300 vehicles/day

Location

StateIllinois
CountyLee
Location1 Mi S Of Nelson
CarriesCh 16 Rock Island
Crosses3 Mile Branch
Coordinates41.78169, -89.60101

Condition Ratings

Overall ConditionGood
Deck7 (Good)
Superstructure7 (Good)
Substructure7 (Good)
Channel/Waterway6 (Satisfactory)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialPrestressed Concrete
DesignBox Beam - Multiple
Total Length70.9 ft (21.6 m)
Max Span66.9 ft (20.4 m)
Deck Width32.2 ft (9.8 m)
Deck Area211.7 sq m
Main Spans1
Year Built2005

Traffic

Avg Daily Traffic2,300 (2022)
Truck Traffic7%
Lanes On Bridge2

Inspection & Ownership

Last Inspection223
Inspection FrequencyEvery 48 months
OwnerCounty Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number052333200000000

Nearby Bridges