US Bridges

I90 WB (nw Toll) over C.W.Rr

Fair

Cook County, Illinois · E of US 12&45 P11 · Structure no. 016996600000000

Built
1958
67 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
361 ft
5 main spans
Daily traffic
87,550
2023 count
Owner
Toll Authority
State Toll Authority

About this bridge

I90 WB (nw Toll) over C.W.Rr is a prestressed concrete stringer/multi-beam or girder carrying I90 WB (nw Toll) over C.W.Rr in Cook County, Illinois. It was built in 1958, so it is 67 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 87,550 vehicles a day, roughly 7% of them trucks, projected to reach 71,306 by 2046. The structure is 361 ft (110 m) long and 79 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI90 WB (nw Toll)
CrossesC.W.Rr
LocationE of US 12&45 P11
RouteInterstate 90
CountyCook County
StateIllinois
Coordinates42.00006, -87.88246
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69.3 US tons
Inventory rating41.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length361 ft (110 m)
Longest span76 ft (23.2 m)
Deck width79 ft (24.1 m)
Roadway width47 ft (14.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic87,550 (2023)
Projected traffic71,306 by 2046
Trucks7%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed1.2 mi (2 km)
TollOn a toll road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I90 WB (nw Toll) over C.W.Rr built?

It was built in 1958, making it 67 years old in 2025.

What condition is I90 WB (nw Toll) over C.W.Rr in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in May 2023.

How much traffic does I90 WB (nw Toll) over C.W.Rr carry?

About 87,550 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is I90 WB (nw Toll) over C.W.Rr?

The structure is 361 ft (110 m) long with a longest span of 76 ft (23.2 m) and a deck 79 ft wide.

Who owns I90 WB (nw Toll) over C.W.Rr?

It is owned by the State Toll Authority.