US Bridges

WB I-74 over Glen Oak Ave

Fair

Peoria County, Illinois · .75 MI W Illinois R · Structure no. 072017800000000

Built
2006
19 years old
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
86 ft
1 main span
Daily traffic
28,900
2023 count
Owner
State
State Highway Agency

About this bridge

WB I-74 over Glen Oak Ave is a steel continuous stringer/multi-beam or girder carrying WB I-74 over Glen Oak Ave in Peoria County, Illinois. It was built in 2006, so it is 19 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 28,900 vehicles a day, roughly 7% of them trucks, projected to reach 25,250 by 2046. The structure is 86 ft (26.3 m) long and 71 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesWB I-74
CrossesGlen Oak Ave
Location.75 MI W Illinois R
RouteInterstate 74
Coordinates40.70032, -89.59327
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating78.9 US tons
Inventory rating47.5 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length86 ft (26.3 m)
Longest span76 ft (23.3 m)
Deck width71 ft (21.6 m)
Roadway width70 ft (21.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic28,900 (2023)
Projected traffic25,250 by 2046
Trucks7%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was WB I-74 over Glen Oak Ave built?

It was built in 2006, making it 19 years old in 2025.

What condition is WB I-74 over Glen Oak Ave 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 2023.

How much traffic does WB I-74 over Glen Oak Ave carry?

About 28,900 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is WB I-74 over Glen Oak Ave?

The structure is 86 ft (26.3 m) long with a longest span of 76 ft (23.3 m) and a deck 71 ft wide.

Who owns WB I-74 over Glen Oak Ave?

It is owned by the State Highway Agency.