US Bridges

I- 80 WB over Frontage Road

Fair

Will County, Illinois · 0.25 M West of I-55 · Structure no. 099004300000000

Built
1960
65 years old
Condition
Fair
inspected September 2023
Type
Slab
Concrete
Length
28 ft
1 main span
Daily traffic
25,150
2019 count
Owner
State
State Highway Agency

About this bridge

I- 80 WB over Frontage Road is a concrete slab carrying I- 80 WB over Frontage Road in Will County, Illinois. It was built in 1960, so it is 65 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 6 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 25,150 vehicles a day, roughly 26% of them trucks, projected to reach 41,328 by 2046. The structure is 28 ft (8.5 m) long and 48 ft wide.

CarriesI- 80 WB
CrossesFrontage Road
Location0.25 M West of I-55
RouteInterstate 80
Coordinates41.48588, -88.20399
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.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating86.1 US tons
Inventory rating51.8 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length28 ft (8.5 m)
Longest span27 ft (8.3 m)
Deck width48 ft (14.5 m)
Roadway width45 ft (13.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25,150 (2019)
Projected traffic41,328 by 2046
Trucks26%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I- 80 WB over Frontage Road built?

It was built in 1960, making it 65 years old in 2025.

What condition is I- 80 WB over Frontage Road 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- 80 WB over Frontage Road carry?

About 25,150 vehicles per day (2019 count), of which roughly 26% are trucks.

How long is I- 80 WB over Frontage Road?

The structure is 28 ft (8.5 m) long with a longest span of 27 ft (8.3 m) and a deck 48 ft wide.

Who owns I- 80 WB over Frontage Road?

It is owned by the State Highway Agency.