US Bridges

I- 57 NB over 143rd ST & Rrs

Fair

Cook County, Illinois · 6.5 M SW Ill 1 · Structure no. 016005800000000

Built
1967
58 years old, rebuilt 2021
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
919 ft
8 main spans
Daily traffic
54,850
2024 count
Owner
State
State Highway Agency

About this bridge

I- 57 NB over 143rd ST & Rrs is a steel continuous stringer/multi-beam or girder carrying I- 57 NB over 143rd ST & Rrs in Cook County, Illinois. It was built in 1967 and reconstructed in 2021, so it is 58 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 54,850 vehicles a day, roughly 6% of them trucks, projected to reach 53,934 by 2046. The structure is 919 ft (280.2 m) long and 75 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

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CarriesI- 57 NB
Crosses143rd ST & Rrs
Location6.5 M SW Ill 1
RouteInterstate 57
CountyCook County
StateIllinois
Coordinates41.62956, -87.67247
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
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 inspectionOctober 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 geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.8 US tons
Inventory rating46.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans8
Design loadHS 20
Structure length919 ft (280.2 m)
Longest span148 ft (45 m)
Deck width75 ft (23 m)
Roadway width73 ft (22.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic54,850 (2024)
Projected traffic53,934 by 2046
Trucks6%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed6.2 mi (10 km)
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$5.8 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was I- 57 NB over 143rd ST & Rrs built?

It was built in 1967, making it 58 years old in 2025. It was reconstructed in 2021.

What condition is I- 57 NB over 143rd ST & Rrs 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 October 2023.

How much traffic does I- 57 NB over 143rd ST & Rrs carry?

About 54,850 vehicles per day (2024 count), of which roughly 6% are trucks.

How long is I- 57 NB over 143rd ST & Rrs?

The structure is 919 ft (280.2 m) long with a longest span of 148 ft (45 m) and a deck 75 ft wide.

Who owns I- 57 NB over 143rd ST & Rrs?

It is owned by the State Highway Agency.