US Bridges

I- 55 WB Stevenson over Loomis & Fuller Sts

Good

Cook County, Illinois · 0.9 M SW I-94 · Structure no. 016096800000000

Built
1964
61 years old, rebuilt 2000
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
542 ft
7 main spans
Daily traffic
75,500
2024 count
Owner
State
State Highway Agency

About this bridge

I- 55 WB Stevenson over Loomis & Fuller Sts is a steel continuous stringer/multi-beam or girder carrying I- 55 WB Stevenson over Loomis & Fuller Sts in Cook County, Illinois. It was built in 1964 and reconstructed in 2000, so it is 61 years old, older 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 75,500 vehicles a day, roughly 8% of them trucks, projected to reach 74,690 by 2046. The structure is 542 ft (165.2 m) long and 72 ft wide.

CarriesI- 55 WB Stevenson
CrossesLoomis & Fuller Sts
Location0.9 M SW I-94
RouteInterstate 55
Coordinates41.84222, -87.65828
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionAugust 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 rating93.6 US tons
Inventory rating56.1 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans7
Design loadHS 20 + Mod
Structure length542 ft (165.2 m)
Longest span101 ft (30.7 m)
Deck width72 ft (22 m)
Roadway width69 ft (21 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75,500 (2024)
Projected traffic74,690 by 2046
Trucks8%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$1.8 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was I- 55 WB Stevenson over Loomis & Fuller Sts built?

It was built in 1964, making it 61 years old in 2025. It was reconstructed in 2000.

What condition is I- 55 WB Stevenson over Loomis & Fuller Sts 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 August 2023.

How much traffic does I- 55 WB Stevenson over Loomis & Fuller Sts carry?

About 75,500 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is I- 55 WB Stevenson over Loomis & Fuller Sts?

The structure is 542 ft (165.2 m) long with a longest span of 101 ft (30.7 m) and a deck 72 ft wide.

Who owns I- 55 WB Stevenson over Loomis & Fuller Sts?

It is owned by the State Highway Agency.