Dunham Road/cha-29 over N Br Kishwaukee Riv

Good Condition15 years old250 vehicles/day

Location

StateIllinois
CountyMcHenry
Location1.2 Mi W Of US 14
CarriesDunham Road/cha-29
CrossesN Br Kishwaukee Riv
Coordinates42.35666, -88.58034

Condition Ratings

Overall ConditionGood
Deck8 (Very Good)
Superstructure8 (Very Good)
Substructure8 (Very Good)
Channel/Waterway8 (Very Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length91.9 ft (28 m)
Max Span89.2 ft (27.2 m)
Deck Width43.3 ft (13.2 m)
Deck Area369.6 sq m
Main Spans1
Year Built2011

Traffic

Avg Daily Traffic250 (2021)
Truck Traffic8%
Lanes On Bridge2

Inspection & Ownership

Last InspectionOctober 2021
Inspection FrequencyEvery 48 months
OwnerCounty Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number056317900000000

Nearby Bridges