US Bridges

I-294 NB over Milwaukee Ave Ill 21

Good

Cook County, Illinois · .3 M S. of W Lake Av · Structure no. 016201000000000

Built
2009
16 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
192 ft
2 main spans
Daily traffic
74,050
2023 count
Owner
Toll Authority
State Toll Authority

About this bridge

I-294 NB over Milwaukee Ave Ill 21 is a prestressed concrete stringer/multi-beam or girder carrying I-294 NB over Milwaukee Ave Ill 21 in Cook County, Illinois. It was built in 2009, so it is 16 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 74,050 vehicles a day, roughly 12% of them trucks, projected to reach 53,025 by 2046. The structure is 192 ft (58.5 m) long and 76 ft wide.

Location

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CarriesI-294 NB
CrossesMilwaukee Ave Ill 21
Location.3 M S. of W Lake Av
RouteInterstate 294
CountyCook County
StateIllinois
Coordinates42.08286, -87.86619
Functional classUrban Principal Arterial - Interstate

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.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70.8 US tons
Inventory rating42.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length192 ft (58.5 m)
Longest span91 ft (27.6 m)
Deck width76 ft (23.3 m)
Roadway width73 ft (22.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic74,050 (2023)
Projected traffic53,025 by 2046
Trucks12%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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 Milwaukee Ave Ill 21 built?

It was built in 2009, making it 16 years old in 2025.

What condition is I-294 NB over Milwaukee Ave Ill 21 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 May 2023.

How much traffic does I-294 NB over Milwaukee Ave Ill 21 carry?

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

How long is I-294 NB over Milwaukee Ave Ill 21?

The structure is 192 ft (58.5 m) long with a longest span of 91 ft (27.6 m) and a deck 76 ft wide.

Who owns I-294 NB over Milwaukee Ave Ill 21?

It is owned by the State Toll Authority.