US Bridges

33rd ST over I- 90 94 Ryan & Cta

Fair

Cook County, Illinois · 1.8 M N 47th ST · Structure no. 016115800000000

Built
1961
64 years old, rebuilt 2007
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
395 ft
7 main spans
Daily traffic
2,800
2022 count
Owner
State
State Highway Agency

About this bridge

33rd ST over I- 90 94 Ryan & Cta is a steel continuous stringer/multi-beam or girder carrying 33rd ST over I- 90 94 Ryan & Cta in Cook County, Illinois. It was built in 1961 and reconstructed in 2007, so it is 64 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 2,800 vehicles a day, roughly 5% of them trucks, projected to reach 2,929 by 2046. The structure is 395 ft (120.3 m) long and 69 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
Carries33rd ST
CrossesI- 90 94 Ryan & Cta
Location1.8 M N 47th ST
RouteCity Street 0
CountyCook County
StateIllinois
Coordinates41.83464, -87.62928
Functional classUrban Local

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.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98.2 US tons
Inventory rating71.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans7
Design loadHS 20
Structure length395 ft (120.3 m)
Longest span72 ft (21.9 m)
Deck width69 ft (21 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,800 (2022)
Projected traffic2,929 by 2046
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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$655,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was 33rd ST over I- 90 94 Ryan & Cta built?

It was built in 1961, making it 64 years old in 2025. It was reconstructed in 2007.

What condition is 33rd ST over I- 90 94 Ryan & Cta 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 May 2024.

How much traffic does 33rd ST over I- 90 94 Ryan & Cta carry?

About 2,800 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is 33rd ST over I- 90 94 Ryan & Cta?

The structure is 395 ft (120.3 m) long with a longest span of 72 ft (21.9 m) and a deck 69 ft wide.

Who owns 33rd ST over I- 90 94 Ryan & Cta?

It is owned by the State Highway Agency.