US Bridges

I-294 SB over 111th ST

Fair

Cook County, Illinois · 1 M SE Ill 7 P26 · Structure no. 016983800000000

Built
1958
67 years old
Condition
Fair
inspected April 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
73 ft
1 main span
Daily traffic
71,700
2023 count
Owner
Toll Authority
State Toll Authority

About this bridge

I-294 SB over 111th ST is a prestressed concrete stringer/multi-beam or girder carrying I-294 SB over 111th ST in Cook County, Illinois. It was built in 1958, so it is 67 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 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 71,700 vehicles a day, roughly 19% of them trucks, projected to reach 62,822 by 2046. The structure is 73 ft (22.3 m) long and 61 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-294 SB
Crosses111th ST
Location1 M SE Ill 7 P26
RouteInterstate 294
CountyCook County
StateIllinois
Coordinates41.69058, -87.78333
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating78.6 US tons
Inventory rating47.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length73 ft (22.3 m)
Longest span70 ft (21.3 m)
Deck width61 ft (18.6 m)
Roadway width34 ft (10.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic71,700 (2023)
Projected traffic62,822 by 2046
Trucks19%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a toll road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-294 SB over 111th ST built?

It was built in 1958, making it 67 years old in 2025.

What condition is I-294 SB over 111th ST 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 2024.

How much traffic does I-294 SB over 111th ST carry?

About 71,700 vehicles per day (2023 count), of which roughly 19% are trucks.

How long is I-294 SB over 111th ST?

The structure is 73 ft (22.3 m) long with a longest span of 70 ft (21.3 m) and a deck 61 ft wide.

Who owns I-294 SB over 111th ST?

It is owned by the State Toll Authority.