US Bridges

I-294 NB over Lake Ave

Fair

Cook County, Illinois · 0.4M N Ill 21 P14 · Structure no. 016974600000000

Built
1958
67 years old
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
150 ft
4 main spans
Daily traffic
74,050
2023 count
Owner
Toll Authority
State Toll Authority

About this bridge

I-294 NB over Lake Ave is a prestressed concrete stringer/multi-beam or girder carrying I-294 NB over Lake Ave 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 74,050 vehicles a day, roughly 12% of them trucks, projected to reach 53,025 by 2046. The structure is 150 ft (45.7 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 NB
CrossesLake Ave
Location0.4M N Ill 21 P14
RouteInterstate 294
CountyCook County
StateIllinois
Coordinates42.0872, -87.86709
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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2023
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 rating70.3 US tons
Inventory rating42.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadUnknown
Structure length150 ft (45.7 m)
Longest span69 ft (21 m)
Deck width61 ft (18.6 m)
Roadway width34 ft (10.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic74,050 (2023)
Projected traffic53,025 by 2046
Trucks12%
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 NB over Lake Ave built?

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

What condition is I-294 NB over Lake Ave 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 May 2023.

How much traffic does I-294 NB over Lake Ave carry?

About 74,050 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is I-294 NB over Lake Ave?

The structure is 150 ft (45.7 m) long with a longest span of 69 ft (21 m) and a deck 61 ft wide.

Who owns I-294 NB over Lake Ave?

It is owned by the State Toll Authority.