US Bridges

Elevator RD over I-90

Fair

Winnebago County, Illinois · 1 MI E of Roscoe · Structure no. 101991300000000

Built
1958
67 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
225 ft
4 main spans
Daily traffic
3,650
2022 count
Owner
Toll Authority
State Toll Authority

About this bridge

Elevator RD over I-90 is a prestressed concrete stringer/multi-beam or girder carrying Elevator RD over I-90 in Winnebago County, Illinois. It was built in 1958, so it is 67 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 3,650 vehicles a day, roughly 3% of them trucks, projected to reach 5,050 by 2046. The structure is 225 ft (68.6 m) long and 34 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesElevator RD
CrossesI-90
Location1 MI E of Roscoe
CountyWinnebago County
StateIllinois
Coordinates42.42793, -88.98655
Functional classUrban Minor 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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to 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 rating79.7 US tons
Inventory rating47.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans4
Design loadHS 15
Structure length225 ft (68.6 m)
Longest span65 ft (19.8 m)
Deck width34 ft (10.5 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,650 (2022)
Projected traffic5,050 by 2046
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
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 Elevator RD over I-90 built?

It was built in 1958, making it 67 years old in 2025.

What condition is Elevator RD over I-90 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 July 2024.

How much traffic does Elevator RD over I-90 carry?

About 3,650 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is Elevator RD over I-90?

The structure is 225 ft (68.6 m) long with a longest span of 65 ft (19.8 m) and a deck 34 ft wide.

Who owns Elevator RD over I-90?

It is owned by the State Toll Authority.