Structure 22054900000000 · DuPage County, IL

I-290 WB To Il 390 over I-290SB 2 Il 390 EB

Carries I-290 WB To Il 390 over I-290SB 2 Il 390 EB, Just E Of I290.

Overall conditionGood

Set by its lowest-rated component: Deck and Superstructure and Substructure at 8 of 9.

How ratings work
Decksets the rating8/9 · Very Good
Superstructuresets the rating8/9 · Very Good
Substructuresets the rating8/9 · Very Good
0 failed4 poor6 fair9 excellent

Elevation

Side view, colored by inspection rating
SEMI-TRUCK · 72 FT172 FT OVERALL25 FT0ELEVATION · LENGTHS TO SCALE
Deck 8/9Superstructure 8/9Substructure 8/9

172 ft end to end: about 2 semi-trucks nose to tail. Lengths and the semi-truck on the deck are drawn to the same scale. Each part is colored by its latest inspection rating. The inventory records lengths but not heights or the layout of the shorter spans, so those are drawn as typical for a multi-beam bridge.

Built201610 years old
Length172.2 ft52.5 m
Daily traffic20,100counted 2023
Last inspectedJuly 2023every 24 months

Location

StateIllinois
CountyDuPage
LocationJust E Of I290
CarriesI-290 WB To Il 390
CrossesI-290SB 2 Il 390 EB
Coordinates41.98379, -88.01899

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length172.2 ft (52.5 m)
Max Span151.9 ft (46.3 m)
Deck Width35.1 ft (10.7 m)
Deck Area561.8 sq m
Main Spans1
Year Built2016

Traffic

Avg Daily Traffic20,100 (2023)
Truck Traffic3%
Lanes On Bridge1
Lanes Under Bridge1

Inspection & Ownership

Last InspectionJuly 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Scour CriticalNot applicable
Structure Number022054900000000

How Bridge Ratings Work

Inspectors rate each major part of a bridge (the deck you drive on, the superstructure of beams that holds it up, and the substructure of piers and abutments beneath) on a 0–9 scale. A bridge's overall condition is its lowest of those ratings, so one deteriorated component makes the whole bridge "poor."

0Failed
1Imminent failure
2Critical
3Serious
4Poor
5Fair
6Satisfactory
7Good
8Very good
9Excellent
Good · lowest component 7–9
Fair · lowest component 5–6
Poor · lowest component 0–4

A poor rating is not a closure. It means the bridge is flagged for priority repair or replacement; bridges judged unsafe are closed or posted with weight limits. The waterway (channel) rating is reported, but it does not count toward the overall classification.

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