US Bridges

Il 394 SB over I- 80 Kingery

Fair

Cook County, Illinois · 1.6 M S of US 6 · Structure no. 016279600000000

Built
2006
19 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
267 ft
2 main spans
Daily traffic
72,000
2024 count
Owner
State
State Highway Agency

About this bridge

Il 394 SB over I- 80 Kingery is a steel continuous stringer/multi-beam or girder carrying Il 394 SB over I- 80 Kingery in Cook County, Illinois. It was built in 2006, so it is 19 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 72,000 vehicles a day, roughly 10% of them trucks, projected to reach 23,887 by 2046. The structure is 267 ft (81.4 m) long and 51 ft wide.

CarriesIl 394 SB
CrossesI- 80 Kingery
Location1.6 M S of US 6
RouteState Highway 394
Coordinates41.57753, -87.582
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating93.3 US tons
Inventory rating55.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length267 ft (81.4 m)
Longest span131 ft (40 m)
Deck width51 ft (15.4 m)
Roadway width47 ft (14.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic72,000 (2024)
Projected traffic23,887 by 2046
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Il 394 SB over I- 80 Kingery built?

It was built in 2006, making it 19 years old in 2025.

What condition is Il 394 SB over I- 80 Kingery 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 August 2024.

How much traffic does Il 394 SB over I- 80 Kingery carry?

About 72,000 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Il 394 SB over I- 80 Kingery?

The structure is 267 ft (81.4 m) long with a longest span of 131 ft (40 m) and a deck 51 ft wide.

Who owns Il 394 SB over I- 80 Kingery?

It is owned by the State Highway Agency.