US Bridges

Il 83 over RR - BNSF

Fair

DuPage County, Illinois · 0.7 M N of Il 171 · Structure no. 022106900000000

Built
1997
28 years old
Condition
Fair
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
635 ft
7 main spans
Daily traffic
24,600
2023 count
Owner
State
State Highway Agency

About this bridge

Il 83 over RR - BNSF is a steel continuous stringer/multi-beam or girder carrying Il 83 over RR - BNSF in DuPage County, Illinois. It was built in 1997, so it is 28 years old, younger 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 24,600 vehicles a day, roughly 8% of them trucks, projected to reach 24,947 by 2046. The structure is 635 ft (193.5 m) long and 60 ft wide.

Location

Open in Google Maps
CarriesIl 83
CrossesRR - BNSF
Location0.7 M N of Il 171
RouteState Highway 83
CountyDuPage County
StateIllinois
Coordinates41.70788, -87.94442
Functional classUrban Other Principal Arterial

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.5 US tons
Inventory rating40.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans7
Design loadHS 20 + Mod
Structure length635 ft (193.5 m)
Longest span105 ft (32 m)
Deck width60 ft (18.2 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24,600 (2023)
Projected traffic24,947 by 2046
Trucks8%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
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 Il 83 over RR - BNSF built?

It was built in 1997, making it 28 years old in 2025.

What condition is Il 83 over RR - BNSF 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 Il 83 over RR - BNSF carry?

About 24,600 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is Il 83 over RR - BNSF?

The structure is 635 ft (193.5 m) long with a longest span of 105 ft (32 m) and a deck 60 ft wide.

Who owns Il 83 over RR - BNSF?

It is owned by the State Highway Agency.