Ill 84 over Irish Hollow Creek

Good Condition42 years old1,800 vehicles/day

Location

StateIllinois
CountyJo Daviess
Location2.3 Mi S US 20
CarriesIll 84
CrossesIrish Hollow Creek
Coordinates42.29387, -90.28201

Condition Ratings

Overall ConditionGood
Deck7 (Good)
Superstructure8 (Very Good)
Substructure7 (Good)
Channel/Waterway8 (Very Good)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignStringer/Multi-beam
Total Length209.0 ft (63.7 m)
Max Span79.7 ft (24.3 m)
Deck Width35.1 ft (10.7 m)
Deck Area681.6 sq m
Main Spans3
Year Built1984 (reconstructed 2010)

Traffic

Avg Daily Traffic1,800 (2023)
Truck Traffic13%
Lanes On Bridge2

Inspection & Ownership

Last InspectionOctober 2021
Inspection FrequencyEvery 48 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number043003700000000

Nearby Bridges