BridgeSafety
Cook County, IL · Structure #016996300000000

I-90 WB

I-90 WB in 0.40 MI E Of I-294, Cook County, Illinois received a condition grade of B (69/100). Built in 1958, the bridge carries 128K vehicles daily on I-90 WB over Des Plaines River RD.

B
69/100
69
Condition Score
128K
Daily Traffic
1958
Year Built
34.1m
Length

Component Ratings

DeckGood
7/9

The riding surface — evaluated for cracking, spalling, and wear

SuperstructureGood
7/9

Beams, girders, and trusses that support the deck

SubstructureGood
7/9

Piers, abutments, and foundations below the deck

Bridge Details

Road
I-90 WB
Crosses Over
Des Plaines River RD
State
Illinois
County
Cook County
Location
0.40 MI E Of I-294
Year Built
1958
Age
68 years
Daily Traffic
128,300
Lanes
4
Length
34.1 meters
Owner
State Toll Authority
Structure Number
016996300000000

About This Bridge

I-90 WB is a 68-year-old bridge located 0.40 MI E Of I-294 in Cook County, Illinois. The bridge carries I-90 WB over Des Plaines River RD with 4 traffic lanes, handling approximately 128K vehicles per day. Built in 1958, the structure spans 34.1 meters.

The bridge received a Condition Grade of B (69/100) based on Federal Highway Administration inspection data. Its deck is rated 7/9 (good), superstructure 7/9 (good), and substructure 7/9 (good).

This bridge is owned and maintained by State Toll Authority.

Location Map

0.40 MI E Of I-294, Cook County, Illinois

41.986414, -87.860519

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Frequently Asked Questions

I-90 WB has a Condition Score of 69/100 (Grade B). Its deck is rated 7/9, superstructure 7/9, and substructure 7/9 on the NBI scale. The bridge is not classified as structurally deficient.

I-90 WB was built in 1958, making it 68 years old. The average bridge age in the United States is 48 years.

I-90 WB carries approximately 128K vehicles per day (average daily traffic). The bridge has 4 traffic lanes. It is 34.1 meters long and located on I-90 WB in 0.40 MI E Of I-294, Cook County, Illinois.

No, I-90 WB is not classified as structurally deficient. All three primary components (deck, superstructure, and substructure) are rated above 4 on the 0-9 NBI scale.

I-90 WB is located 0.40 MI E Of I-294 in Cook County, Illinois. The bridge carries I-90 WB over Des Plaines River RD. Its coordinates are 41.986414, -87.860519. It is maintained by State Toll Authority.

I-90 WB carries I-90 WB over Des Plaines River RD. The bridge is 34.1 meters long and was built in 1958.

Last updated:

Condition Score is calculated from deck (33%), superstructure (33%), and substructure (34%) NBI ratings with an age penalty for bridges over 50 years.