US Bridges

Damen Ave & 4 Ramp over I- 55 Stevenson

Fair

Cook County, Illinois · 1.9 M SW I-90 94 · Structure no. 016100900000000

Built
1963
62 years old, rebuilt 2000
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
3,865 ft
4 main spans
Daily traffic
21,900
2022 count
Owner
State
State Highway Agency

About this bridge

Damen Ave & 4 Ramp over I- 55 Stevenson is a steel continuous stringer/multi-beam or girder carrying Damen Ave & 4 Ramp over I- 55 Stevenson 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 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 21,900 vehicles a day, roughly 8% of them trucks, projected to reach 23,331 by 2046. The structure is 3,865 ft (1,178.1 m) long and 138 ft wide.

Location

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CarriesDamen Ave & 4 Ramp
CrossesI- 55 Stevenson
Location1.9 M SW I-90 94
CountyCook County
StateIllinois
Coordinates41.83729, -87.67545
Functional classUrban Collector

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.
Substructure7 GoodSome minor problems.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.8 US tons
Inventory rating40 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4 (+44 approach)
Design loadUnknown
Structure length3,865 ft (1,178.1 m)
Longest span108 ft (33 m)
Deck width138 ft (42.2 m)
Roadway width89 ft (27 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21,900 (2022)
Projected traffic23,331 by 2046
Trucks8%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$2 million
NavigationNo navigation control on waterway

Frequently asked questions

When was Damen Ave & 4 Ramp over I- 55 Stevenson built?

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

What condition is Damen Ave & 4 Ramp over I- 55 Stevenson 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 June 2023.

How much traffic does Damen Ave & 4 Ramp over I- 55 Stevenson carry?

About 21,900 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is Damen Ave & 4 Ramp over I- 55 Stevenson?

The structure is 3,865 ft (1,178.1 m) long with a longest span of 108 ft (33 m) and a deck 138 ft wide.

Who owns Damen Ave & 4 Ramp over I- 55 Stevenson?

It is owned by the State Highway Agency.