US Bridges

80th Ave over I- 80

Poor

Will County, Illinois · 1.0 M W of IL-43 · Structure no. 099020600000000

Built
1967
58 years old
Condition
Poor
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
223 ft
4 main spans
Daily traffic
15,700
2019 count
Owner
State
State Highway Agency

About this bridge

80th Ave over I- 80 is a steel continuous stringer/multi-beam or girder carrying 80th Ave over I- 80 in Will County, Illinois. It was built in 1967, 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 poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 15,700 vehicles a day, roughly 7% of them trucks, projected to reach 22,608 by 2046. The structure is 223 ft (68 m) long and 34 ft wide.

Location

Open in Google Maps
Carries80th Ave
CrossesI- 80
Location1.0 M W of IL-43
CountyWill County
StateIllinois
Coordinates41.55096, -87.81201
Functional classUrban Collector

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 12 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation4: Meets minimum tolerable limits to be 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 rating65 US tons
Inventory rating34.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length223 ft (68 m)
Longest span67 ft (20.5 m)
Deck width34 ft (10.4 m)
Roadway width31 ft (9.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,700 (2019)
Projected traffic22,608 by 2046
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes

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 80th Ave over I- 80 built?

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

What condition is 80th Ave over I- 80 in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in March 2024.

How much traffic does 80th Ave over I- 80 carry?

About 15,700 vehicles per day (2019 count), of which roughly 7% are trucks.

How long is 80th Ave over I- 80?

The structure is 223 ft (68 m) long with a longest span of 67 ft (20.5 m) and a deck 34 ft wide.

Who owns 80th Ave over I- 80?

It is owned by the State Highway Agency.