Tr-64 over Silkwood Branch

Good Condition44 years old25 vehicles/day

Location

StateIllinois
CountyGreene
Location1.5 Mi S Walkervill
CarriesTr-64
CrossesSilkwood Branch
Coordinates39.36622, -90.49576

Condition Ratings

Overall ConditionGood
Deck7 (Good)
Superstructure7 (Good)
Substructure7 (Good)
Channel/Waterway7 (Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialPrestressed Concrete
DesignBox Beam - Multiple
Total Length55.4 ft (16.9 m)
Max Span52.8 ft (16.1 m)
Deck Width26.9 ft (8.2 m)
Deck Area138.6 sq m
Main Spans1
Year Built1982

Traffic

Avg Daily Traffic25 (2022)
Truck Traffic20%
Lanes On Bridge2

Inspection & Ownership

Last Inspection321
Inspection FrequencyEvery 48 months
OwnerTown/Township Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number031504700000000

Nearby Bridges

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