Shabbona Grove Roa over Somonauk Creek

Fair Condition48 years old50 vehicles/day

Location

StateIllinois
CountyDeKalb
Location700n 1270e
CarriesShabbona Grove Roa
CrossesSomonauk Creek
Coordinates41.73324, -88.70123

Condition Ratings

Overall ConditionFair
Deck5 (Fair)
Superstructure5 (Fair)
Substructure6 (Satisfactory)
Channel/Waterway6 (Satisfactory)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialPrestressed Concrete
DesignBox Beam - Multiple
Total Length113.8 ft (34.7 m)
Max Span38.1 ft (11.6 m)
Deck Width27.9 ft (8.5 m)
Deck Area294.9 sq m
Main Spans3
Year Built1978

Traffic

Avg Daily Traffic50 (2021)
Lanes On Bridge2

Inspection & Ownership

Last Inspection423
Inspection FrequencyEvery 24 months
OwnerTown/Township Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number019542200000000

Nearby Bridges