Tr 109(illiopolis over Long Point Slough

Fair Condition45 years old100 vehicles/day

Location

StateIllinois
CountyMacon
Location2 Mi W Of Niantic
CarriesTr 109(illiopolis
CrossesLong Point Slough
Coordinates39.85896, -89.20886

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure6 (Satisfactory)
Substructure5 (Fair)
Channel/Waterway5 (Fair)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialPrestressed Concrete
DesignBox Beam - Multiple
Total Length51.8 ft (15.8 m)
Max Span49.9 ft (15.2 m)
Deck Width24.0 ft (7.3 m)
Deck Area115.3 sq m
Main Spans1
Year Built1981

Traffic

Avg Daily Traffic100 (2020)
Truck Traffic5%
Lanes On Bridge2

Inspection & Ownership

Last Inspection225
Inspection FrequencyEvery 24 months
OwnerTown/Township Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number058322500000000

Nearby Bridges