US Bridges

Weber RD SB over I- 55

Fair

Will County, Illinois · 2 M W of Vtrns Pkwy. · Structure no. 099028100000000

Built
1990
35 years old, rebuilt 2019
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
99 ft
2 main spans
Daily traffic
39,100
2023 count
Owner
State
State Highway Agency

About this bridge

Weber RD SB over I- 55 is a prestressed concrete continuous stringer/multi-beam or girder carrying Weber RD SB over I- 55 in Will County, Illinois. It was built in 1990 and reconstructed in 2019, so it is 35 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 39,100 vehicles a day, roughly 7% of them trucks, projected to reach 50,976 by 2046. The structure is 99 ft (30.2 m) long and 73 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesWeber RD SB
CrossesI- 55
Location2 M W of Vtrns Pkwy.
CountyWill County
StateIllinois
Coordinates41.65518, -88.12497
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
Deck8 Very GoodNo problems noted.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2023
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 rating64.6 US tons
Inventory rating38.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 20
Structure length99 ft (30.2 m)
Longest span86 ft (26.1 m)
Deck width73 ft (22.3 m)
Roadway width60 ft (18.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic39,100 (2023)
Projected traffic50,976 by 2046
Trucks7%
Lanes on structure4
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed1.9 mi (3 km)
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 Weber RD SB over I- 55 built?

It was built in 1990, making it 35 years old in 2025. It was reconstructed in 2019.

What condition is Weber RD SB over I- 55 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 October 2023.

How much traffic does Weber RD SB over I- 55 carry?

About 39,100 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is Weber RD SB over I- 55?

The structure is 99 ft (30.2 m) long with a longest span of 86 ft (26.1 m) and a deck 73 ft wide.

Who owns Weber RD SB over I- 55?

It is owned by the State Highway Agency.