US Bridges

US 20 over W Br Du Page River

Good

DuPage County, Illinois · 0.18 M E Greenbrook · Structure no. 022054800000000

Built
2017
8 years old
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
85 ft
1 main span
Daily traffic
34,600
2023 count
Owner
State
State Highway Agency

About this bridge

US 20 over W Br Du Page River is a prestressed concrete stringer/multi-beam or girder carrying US 20 over W Br Du Page River in DuPage County, Illinois. It was built in 2017, so it is 8 years old, younger than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 34,600 vehicles a day, roughly 7% of them trucks, projected to reach 33,734 by 2046. The structure is 85 ft (25.9 m) long and 114 ft wide.

CarriesUS 20
CrossesW Br Du Page River
Location0.18 M E Greenbrook
RouteU.S. Route 20
Coordinates41.97833, -88.13319
Functional classUrban Other Principal Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.6 US tons
Inventory rating52.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 25 or greater
Structure length85 ft (25.9 m)
Longest span80 ft (24.5 m)
Deck width114 ft (34.8 m)
Roadway width94 ft (28.7 m)
Vertical clearance over deck107 ft (32.7 m)

Traffic and service

Average daily traffic34,600 (2023)
Projected traffic33,734 by 2046
Trucks7%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was US 20 over W Br Du Page River built?

It was built in 2017, making it 8 years old in 2025.

What condition is US 20 over W Br Du Page River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in July 2023.

How much traffic does US 20 over W Br Du Page River carry?

About 34,600 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is US 20 over W Br Du Page River?

The structure is 85 ft (25.9 m) long with a longest span of 80 ft (24.5 m) and a deck 114 ft wide.

Who owns US 20 over W Br Du Page River?

It is owned by the State Highway Agency.