Ch 20 over Williams Creek

Poor Condition54 years old325 vehicles/day

Location

StateIllinois
CountyHancock
Location1.5 Mi S Of Augusta
CarriesCh 20
CrossesWilliams Creek
Coordinates40.21128, -90.94651

Condition Ratings

Overall ConditionPoor
Deck4 (Poor)
Superstructure5 (Fair)
Substructure6 (Satisfactory)
Channel/Waterway6 (Satisfactory)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length102.0 ft (31.1 m)
Max Span36.1 ft (11 m)
Deck Width36.7 ft (11.2 m)
Deck Area348.3 sq m
Main Spans3
Year Built1972

Traffic

Avg Daily Traffic325 (2023)
Truck Traffic15%
Lanes On Bridge2

Inspection & Ownership

Last Inspection323
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number034320100000000

Nearby Bridges