US Bridges

Natoma Ave over I- 90 Jfk & Cta

Fair

Cook County, Illinois · 0.8 M E Il 43 · Structure no. 016110600000000

Built
1958
67 years old, rebuilt 2002
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
238 ft
4 main spans
Daily traffic
1,350
2022 count
Owner
State
State Highway Agency

About this bridge

Natoma Ave over I- 90 Jfk & Cta is a prestressed concrete continuous stringer/multi-beam or girder carrying Natoma Ave over I- 90 Jfk & Cta in Cook County, Illinois. It was built in 1958 and reconstructed in 2002, so it is 67 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 1,350 vehicles a day, roughly 6% of them trucks, projected to reach 2,576 by 2046. The structure is 238 ft (72.6 m) long and 47 ft wide.

Location

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CarriesNatoma Ave
CrossesI- 90 Jfk & Cta
Location0.8 M E Il 43
RouteCity Street 0
CountyCook County
StateIllinois
Coordinates41.98288, -87.7926
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.
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 2023
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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating98.2 US tons
Inventory rating39.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length238 ft (72.6 m)
Longest span88 ft (26.8 m)
Deck width47 ft (14.3 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,350 (2022)
Projected traffic2,576 by 2046
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed—
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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$1.3 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was Natoma Ave over I- 90 Jfk & Cta built?

It was built in 1958, making it 67 years old in 2025. It was reconstructed in 2002.

What condition is Natoma Ave over I- 90 Jfk & 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 August 2023.

How much traffic does Natoma Ave over I- 90 Jfk & Cta carry?

About 1,350 vehicles per day (2022 count), of which roughly 6% are trucks.

How long is Natoma Ave over I- 90 Jfk & Cta?

The structure is 238 ft (72.6 m) long with a longest span of 88 ft (26.8 m) and a deck 47 ft wide.

Who owns Natoma Ave over I- 90 Jfk & Cta?

It is owned by the State Highway Agency.