US Bridges

Il 390 Elgin-Ohar over W Br Du Page River

Fair

DuPage County, Illinois · East of Lake Street · Structure no. 022020500000000

Built
1992
33 years old
Condition
Fair
inspected April 2023
Type
Culvert
Concrete Continuous
Length
35 ft
2 main spans
Daily traffic
25,700
2022 count
Owner
Toll Authority
State Toll Authority

About this bridge

Il 390 Elgin-Ohar over W Br Du Page River is a concrete continuous culvert carrying Il 390 Elgin-Ohar over W Br Du Page River in DuPage County, Illinois. It was built in 1992, so it is 33 years old, younger 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 25,700 vehicles a day, roughly 10% of them trucks, projected to reach 14,443 by 2046. The structure is 35 ft (10.7 m) long.

CarriesIl 390 Elgin-Ohar
CrossesW Br Du Page River
LocationEast of Lake Street
RouteState Highway 390
Coordinates41.98385, -88.13404
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74 US tons
Inventory rating44.3 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length35 ft (10.7 m)
Longest span8 ft (2.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25,700 (2022)
Projected traffic14,443 by 2046
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a toll road
National Highway SystemYes

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Il 390 Elgin-Ohar over W Br Du Page River built?

It was built in 1992, making it 33 years old in 2025.

What condition is Il 390 Elgin-Ohar over W Br Du Page River 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 April 2023.

How much traffic does Il 390 Elgin-Ohar over W Br Du Page River carry?

About 25,700 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is Il 390 Elgin-Ohar over W Br Du Page River?

The structure is 35 ft (10.7 m) long with a longest span of 8 ft (2.3 m).

Who owns Il 390 Elgin-Ohar over W Br Du Page River?

It is owned by the State Toll Authority.