Ill 173 over Drainage Ditch

Good Condition15 years old20,100 vehicles/day

Location

StateIllinois
CountyWinnebago
Location.1 Mi E Of Ill 251
CarriesIll 173
CrossesDrainage Ditch
Coordinates42.36552, -89.03282

Condition Ratings

Overall ConditionGood
Channel/Waterway8 (Very Good)
Culvert8 (Very Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialConcrete
DesignCulvert
Total Length39.0 ft (11.9 m)
Max Span19.4 ft (5.9 m)
Deck Area217.8 sq m
Main Spans3
Year Built2011

Traffic

Avg Daily Traffic20,100 (2023)
Truck Traffic3%
Lanes On Bridge2

Inspection & Ownership

Last InspectionDecember 2021
Inspection FrequencyEvery 48 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number101205100000000

Nearby Bridges