US Bridges

I-88 (e-W Tollway) over Stream

Fair

Ogle County, Illinois · 1.2 MI W of Ill 251 · Structure no. 071992100000000

Built
1972
53 years old
Condition
Fair
inspected June 2023
Type
Culvert
Concrete
Length
38 ft
4 main spans
Daily traffic
16,600
2023 count
Owner
Toll Authority
State Toll Authority

About this bridge

I-88 (e-W Tollway) over Stream is a concrete culvert carrying I-88 (e-W Tollway) over Stream in Ogle County, Illinois. It was built in 1972, so it is 53 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 16,600 vehicles a day, roughly 29% of them trucks, projected to reach 15,288 by 2046. The structure is 38 ft (11.6 m) long. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-88 (e-W Tollway)
CrossesStream
Location1.2 MI W of Ill 251
RouteInterstate 88
CountyOgle County
StateIllinois
Coordinates41.8918, -89.0892
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98.2 US tons
Inventory rating98.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadHS 20
Structure length38 ft (11.6 m)
Longest span7 ft (2 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,600 (2023)
Projected traffic15,288 by 2046
Trucks29%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a toll road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-88 (e-W Tollway) over Stream built?

It was built in 1972, making it 53 years old in 2025.

What condition is I-88 (e-W Tollway) over Stream 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 June 2023.

How much traffic does I-88 (e-W Tollway) over Stream carry?

About 16,600 vehicles per day (2023 count), of which roughly 29% are trucks.

How long is I-88 (e-W Tollway) over Stream?

The structure is 38 ft (11.6 m) long with a longest span of 7 ft (2 m).

Who owns I-88 (e-W Tollway) over Stream?

It is owned by the State Toll Authority.