US Bridges

WB74 to Adams/Wash over Washington to 74WB

Fair

Peoria County, Illinois · Downtown Peoria · Structure no. 072018100000000

Built
2005
20 years old
Condition
Fair
inspected April 2024
Type
Frame
Concrete
Length
249 ft
1 main span
Daily traffic
2,500
2022 count
Owner
State
State Highway Agency

About this bridge

WB74 to Adams/Wash over Washington to 74WB is a concrete frame carrying WB74 to Adams/Wash over Washington to 74WB in Peoria County, Illinois. It was built in 2005, so it is 20 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 2,500 vehicles a day, roughly 5% of them trucks, projected to reach 7,070 by 2046. The structure is 249 ft (76 m) long and 32 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesWB74 to Adams/Wash
CrossesWashington to 74WB
LocationDowntown Peoria
CountyPeoria County
StateIllinois
Coordinates40.69371, -89.58563
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
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating107.1 US tons
Inventory rating71.8 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length249 ft (76 m)
Longest span249 ft (76 m)
Deck width32 ft (9.9 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,500 (2022)
Projected traffic7,070 by 2046
Trucks5%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed1.2 mi (2 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 WB74 to Adams/Wash over Washington to 74WB built?

It was built in 2005, making it 20 years old in 2025.

What condition is WB74 to Adams/Wash over Washington to 74WB 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 WB74 to Adams/Wash over Washington to 74WB carry?

About 2,500 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is WB74 to Adams/Wash over Washington to 74WB?

The structure is 249 ft (76 m) long with a longest span of 249 ft (76 m) and a deck 32 ft wide.

Who owns WB74 to Adams/Wash over Washington to 74WB?

It is owned by the State Highway Agency.