US Bridges

I-74(WB) over I-57

Fair

Champaign County, Illinois · NW of Champaign · Structure no. 010001900000000

Built
1965
60 years old, rebuilt 1990
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
261 ft
4 main spans
Daily traffic
14,950
2023 count
Owner
State
State Highway Agency

About this bridge

I-74(WB) over I-57 is a steel continuous stringer/multi-beam or girder carrying I-74(WB) over I-57 in Champaign County, Illinois. It was built in 1965 and reconstructed in 1990, so it is 60 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 14,950 vehicles a day, roughly 27% of them trucks, projected to reach 17,271 by 2046. The structure is 261 ft (79.6 m) long and 53 ft wide.

Location

Open in Google Maps
CarriesI-74(WB)
CrossesI-57
LocationNW of Champaign
RouteInterstate 74
CountyChampaign County
StateIllinois
Coordinates40.14641, -88.28431
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionSeptember 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 geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80.4 US tons
Inventory rating48.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length261 ft (79.6 m)
Longest span84 ft (25.7 m)
Deck width53 ft (16.2 m)
Roadway width50 ft (15.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,950 (2023)
Projected traffic17,271 by 2046
Trucks27%
Lanes on structure3
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-74(WB) over I-57 built?

It was built in 1965, making it 60 years old in 2025. It was reconstructed in 1990.

What condition is I-74(WB) over I-57 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 September 2023.

How much traffic does I-74(WB) over I-57 carry?

About 14,950 vehicles per day (2023 count), of which roughly 27% are trucks.

How long is I-74(WB) over I-57?

The structure is 261 ft (79.6 m) long with a longest span of 84 ft (25.7 m) and a deck 53 ft wide.

Who owns I-74(WB) over I-57?

It is owned by the State Highway Agency.