US Bridges

Briggs ST over I-80

Good

Will County, Illinois · 3.0 M SW of US-30 · Structure no. 099830700000000

Built
2024
1 years old
Condition
Good
inspected February 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
210 ft
2 main spans
Daily traffic
10,100
2023 count
Owner
State
State Highway Agency

About this bridge

Briggs ST over I-80 is a prestressed concrete continuous stringer/multi-beam or girder carrying Briggs ST over I-80 in Will County, Illinois. It was built in 2024, so it is 1 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 9 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 10,100 vehicles a day, roughly 12% of them trucks, projected to reach 11,630 by 2040. The structure is 210 ft (64 m) long and 84 ft wide.

CarriesBriggs ST
CrossesI-80
Location3.0 M SW of US-30
Coordinates41.51345, -88.04269
Functional classUrban Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation9: Superior to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80.7 US tons
Inventory rating55.3 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 25 or greater
Structure length210 ft (64 m)
Longest span103 ft (31.4 m)
Deck width84 ft (25.7 m)
Roadway width64 ft (19.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,100 (2023)
Projected traffic11,630 by 2040
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Briggs ST over I-80 built?

It was built in 2024, making it 1 years old in 2025.

What condition is Briggs ST over I-80 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 February 2024.

How much traffic does Briggs ST over I-80 carry?

About 10,100 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is Briggs ST over I-80?

The structure is 210 ft (64 m) long with a longest span of 103 ft (31.4 m) and a deck 84 ft wide.

Who owns Briggs ST over I-80?

It is owned by the State Highway Agency.