US Bridges

I- 55 EB Stevenson over RR - Brc

Fair

Cook County, Illinois · 0.3 M NE Ill 50 · Structure no. 016001800000000

Built
1963
62 years old, rebuilt 2000
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
168 ft
3 main spans
Daily traffic
68,750
2024 count
Owner
State
State Highway Agency

About this bridge

I- 55 EB Stevenson over RR - Brc is a steel continuous stringer/multi-beam or girder carrying I- 55 EB Stevenson over RR - Brc in Cook County, Illinois. It was built in 1963 and reconstructed in 2000, so it is 62 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 5 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 68,750 vehicles a day, roughly 9% of them trucks, projected to reach 62,469 by 2046. The structure is 168 ft (51.2 m) long and 81 ft wide.

Location

Open in Google Maps
CarriesI- 55 EB Stevenson
CrossesRR - Brc
Location0.3 M NE Ill 50
RouteInterstate 55
CountyCook County
StateIllinois
Coordinates41.81829, -87.739
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating70 US tons
Inventory rating37.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length168 ft (51.2 m)
Longest span78 ft (23.8 m)
Deck width81 ft (24.7 m)
Roadway width78 ft (23.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic68,750 (2024)
Projected traffic62,469 by 2046
Trucks9%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
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$1.6 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was I- 55 EB Stevenson over RR - Brc built?

It was built in 1963, making it 62 years old in 2025. It was reconstructed in 2000.

What condition is I- 55 EB Stevenson over RR - Brc 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 I- 55 EB Stevenson over RR - Brc carry?

About 68,750 vehicles per day (2024 count), of which roughly 9% are trucks.

How long is I- 55 EB Stevenson over RR - Brc?

The structure is 168 ft (51.2 m) long with a longest span of 78 ft (23.8 m) and a deck 81 ft wide.

Who owns I- 55 EB Stevenson over RR - Brc?

It is owned by the State Highway Agency.