Ill 104 WB over Mill Creek

Fair Condition98 years old6,150 vehicles/day

Location

StateIllinois
CountyAdams
Location2.2mi E I-172/IL 104
CarriesIll 104 WB
CrossesMill Creek
Coordinates39.93059, -91.28299

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure6 (Satisfactory)
Substructure6 (Satisfactory)
Channel/Waterway7 (Good)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length168.0 ft (51.2 m)
Max Span101.4 ft (30.9 m)
Deck Width40.7 ft (12.4 m)
Deck Area634.9 sq m
Main Spans1
Year Built1928 (reconstructed 1975)

Traffic

Avg Daily Traffic6,150 (2023)
Truck Traffic7%
Lanes On Bridge2

Inspection & Ownership

Last InspectionDecember 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number001002400000000

Nearby Bridges

Ill 104 EB over Mill Creek 0.0 mi Good Tr 375 over Mill Creek 0.8 mi Fair Tr 375 over Little Mill Creek 0.9 mi Good Tr 152 over Little Mill Creek 1.0 mi Fair Ch 5 over Mill Creek 1.0 mi Fair Tr-351 over Little Mill Creek 1.5 mi Good Tr 0349 over Mill Creek 2.0 mi Fair Ch 5 over Fai 172 2.2 mi Good Ill 104 over Fai 172 2.2 mi Fair Tr 385 over Burton Creek 2.3 mi Fair