US Bridges

111th ST over Dupage River

Fair

Will County, Illinois · .8M W of Plnfeld RD · Structure no. 099338300000000

Built
2002
23 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
302 ft
3 main spans
Daily traffic
18,300
2023 count
Owner
County
County Highway Agency

About this bridge

111th ST over Dupage River is a prestressed concrete continuous stringer/multi-beam or girder carrying 111th ST over Dupage River in Will County, Illinois. It was built in 2002, so it is 23 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 18,300 vehicles a day, roughly 7% of them trucks, projected to reach 27,216 by 2046. The structure is 302 ft (91.9 m) long and 82 ft wide.

Carries111th ST
CrossesDupage River
Location.8M W of Plnfeld RD
Coordinates41.6808, -88.18227
Functional classUrban Minor Arterial

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length302 ft (91.9 m)
Longest span101 ft (30.8 m)
Deck width82 ft (25 m)
Roadway width66 ft (20.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,300 (2023)
Projected traffic27,216 by 2046
Trucks7%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 111th ST over Dupage River built?

It was built in 2002, making it 23 years old in 2025.

What condition is 111th ST over Dupage 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 July 2024.

How much traffic does 111th ST over Dupage River carry?

About 18,300 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is 111th ST over Dupage River?

The structure is 302 ft (91.9 m) long with a longest span of 101 ft (30.8 m) and a deck 82 ft wide.

Who owns 111th ST over Dupage River?

It is owned by the County Highway Agency.