US Bridges

I-290 WB to I-355 over I-290 355

Fair

DuPage County, Illinois · 3.5 MI NW of Il 83 · Structure no. 022009400000000

Built
1970
55 years old, rebuilt 1989
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
1,167 ft
9 main spans
Daily traffic
23,900
2024 count
Owner
State
State Highway Agency

About this bridge

I-290 WB to I-355 over I-290 355 is a steel continuous stringer/multi-beam or girder carrying I-290 WB to I-355 over I-290 355 in DuPage County, Illinois. It was built in 1970 and reconstructed in 1989, so it is 55 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 5 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 23,900 vehicles a day, roughly 9% of them trucks, projected to reach 22,624 by 2046. The structure is 1,167 ft (355.8 m) long and 43 ft wide.

Location

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CarriesI-290 WB to I-355
CrossesI-290 355
Location3.5 MI NW of Il 83
CountyDuPage County
StateIllinois
Coordinates41.95858, -88.02519
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.2 US tons
Inventory rating28.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans9 (+2 approach)
Design loadHS 20
Structure length1,167 ft (355.8 m)
Longest span200 ft (61 m)
Deck width43 ft (13.2 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,900 (2024)
Projected traffic22,624 by 2046
Trucks9%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
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 I-290 WB to I-355 over I-290 355 built?

It was built in 1970, making it 55 years old in 2025. It was reconstructed in 1989.

What condition is I-290 WB to I-355 over I-290 355 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 June 2023.

How much traffic does I-290 WB to I-355 over I-290 355 carry?

About 23,900 vehicles per day (2024 count), of which roughly 9% are trucks.

How long is I-290 WB to I-355 over I-290 355?

The structure is 1,167 ft (355.8 m) long with a longest span of 200 ft (61 m) and a deck 43 ft wide.

Who owns I-290 WB to I-355 over I-290 355?

It is owned by the State Highway Agency.