US Bridges

I-57 SB over Spring Creek

Good

Iroquois County, Illinois · 2.5 MI S Buckley Int · Structure no. 038022200000000

Built
2012
13 years old
Condition
Good
inspected January 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
116 ft
3 main spans
Daily traffic
8,800
2023 count
Owner
State
State Highway Agency

About this bridge

I-57 SB over Spring Creek is a steel continuous stringer/multi-beam or girder carrying I-57 SB over Spring Creek in Iroquois County, Illinois. It was built in 2012, so it is 13 years old, younger than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 8,800 vehicles a day, roughly 36% of them trucks, projected to reach 8,737 by 2046. The structure is 116 ft (35.4 m) long and 43 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesI-57 SB
CrossesSpring Creek
Location2.5 MI S Buckley Int
RouteInterstate 57
CountyIroquois County
StateIllinois
Coordinates40.56907, -88.06018
Functional classRural Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98.2 US tons
Inventory rating98.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 25 or greater
Structure length116 ft (35.4 m)
Longest span51 ft (15.4 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,800 (2023)
Projected traffic8,737 by 2046
Trucks36%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-57 SB over Spring Creek built?

It was built in 2012, making it 13 years old in 2025.

What condition is I-57 SB over Spring Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in January 2024.

How much traffic does I-57 SB over Spring Creek carry?

About 8,800 vehicles per day (2023 count), of which roughly 36% are trucks.

How long is I-57 SB over Spring Creek?

The structure is 116 ft (35.4 m) long with a longest span of 51 ft (15.4 m) and a deck 43 ft wide.

Who owns I-57 SB over Spring Creek?

It is owned by the State Highway Agency.