I-55 (sb) over Macoupin Creek

Fair Condition53 years old14,400 vehicles/day

Location

StateIllinois
CountyMontgomery
Location.3m S Farmrsvle Int.
CarriesI-55 (sb)
CrossesMacoupin Creek
Coordinates39.43892, -89.64372

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure7 (Good)
Substructure7 (Good)
Channel/Waterway7 (Good)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length62.3 ft (19 m)
Max Span55.4 ft (16.9 m)
Deck Width43.3 ft (13.2 m)
Deck Area250.8 sq m
Main Spans1
Year Built1973 (reconstructed 2009)

Traffic

Avg Daily Traffic14,400 (2021)
Truck Traffic28%
Lanes On Bridge2

Inspection & Ownership

Last InspectionDecember 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number068003900000000

Nearby Bridges