US Bridges

75th. St. EB & WB over I-355

Fair

DuPage County, Illinois · 1.25M.E.OF IL-53 · Structure no. 022998500000000

Built
1989
36 years old
Condition
Fair
inspected April 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
264 ft
2 main spans
Daily traffic
27,600
2024 count
Owner
County
County Highway Agency

About this bridge

75th. St. EB & WB over I-355 is a prestressed concrete box beam or girders - multiple carrying 75th. St. EB & WB over I-355 in DuPage County, Illinois. It was built in 1989, so it is 36 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 27,600 vehicles a day, roughly 6% of them trucks, projected to reach 22,826 by 2046. The structure is 264 ft (80.5 m) long and 120 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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Carries75th. St. EB & WB
CrossesI-355
Location1.25M.E.OF IL-53
CountyDuPage County
StateIllinois
Coordinates41.75046, -88.03571
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74 US tons
Inventory rating44.3 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length264 ft (80.5 m)
Longest span132 ft (40.2 m)
Deck width120 ft (36.6 m)
Roadway width100 ft (30.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic27,600 (2024)
Projected traffic22,826 by 2046
Trucks6%
Lanes on structure8
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 75th. St. EB & WB over I-355 built?

It was built in 1989, making it 36 years old in 2025.

What condition is 75th. St. EB & WB over I-355 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 April 2024.

How much traffic does 75th. St. EB & WB over I-355 carry?

About 27,600 vehicles per day (2024 count), of which roughly 6% are trucks.

How long is 75th. St. EB & WB over I-355?

The structure is 264 ft (80.5 m) long with a longest span of 132 ft (40.2 m) and a deck 120 ft wide.

Who owns 75th. St. EB & WB over I-355?

It is owned by the County Highway Agency.