US Bridges

Winnetka RD over I- 94 US41 Edens

Poor

Cook County, Illinois · 3.8 M N Il 58 · Structure no. 016092300000000

Built
1948
77 years old, rebuilt 1984
Condition
Poor
inspected February 2025
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
131 ft
2 main spans
Daily traffic
6,750
2022 count
Owner
State
State Highway Agency

About this bridge

Winnetka RD over I- 94 US41 Edens is a steel continuous stringer/multi-beam or girder carrying Winnetka RD over I- 94 US41 Edens in Cook County, Illinois. It was built in 1948 and reconstructed in 1984, so it is 77 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 6,750 vehicles a day, roughly 3% of them trucks, projected to reach 7,474 by 2046. The structure is 131 ft (39.9 m) long and 64 ft wide.

Location

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CarriesWinnetka RD
CrossesI- 94 US41 Edens
Location3.8 M N Il 58
CountyCook County
StateIllinois
Coordinates42.09406, -87.7634
Functional classUrban Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 2025
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.9 US tons
Inventory rating34 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length131 ft (39.9 m)
Longest span64 ft (19.5 m)
Deck width64 ft (19.5 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,750 (2022)
Projected traffic7,474 by 2046
Trucks3%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$752,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was Winnetka RD over I- 94 US41 Edens built?

It was built in 1948, making it 77 years old in 2025. It was reconstructed in 1984.

What condition is Winnetka RD over I- 94 US41 Edens in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in February 2025.

How much traffic does Winnetka RD over I- 94 US41 Edens carry?

About 6,750 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is Winnetka RD over I- 94 US41 Edens?

The structure is 131 ft (39.9 m) long with a longest span of 64 ft (19.5 m) and a deck 64 ft wide.

Who owns Winnetka RD over I- 94 US41 Edens?

It is owned by the State Highway Agency.