US Bridges

WB I-74 over UP RR (175624A)

Fair

Peoria County, Illinois · .25 MI W Peoria · Structure no. 072000200000000

Built
1965
60 years old, rebuilt 2012
Condition
Fair
inspected January 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
159 ft
3 main spans
Daily traffic
16,250
2023 count
Owner
State
State Highway Agency

About this bridge

WB I-74 over UP RR (175624A) is a steel continuous stringer/multi-beam or girder carrying WB I-74 over UP RR (175624A) in Peoria County, Illinois. It was built in 1965 and reconstructed in 2012, so it is 60 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 5 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 16,250 vehicles a day, roughly 9% of them trucks, projected to reach 16,463 by 2046. The structure is 159 ft (48.5 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesWB I-74
CrossesUP RR (175624A)
Location.25 MI W Peoria
RouteInterstate 74
CountyPeoria County
StateIllinois
Coordinates40.74026, -89.65576
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating94.7 US tons
Inventory rating56.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length159 ft (48.5 m)
Longest span60 ft (18.3 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,250 (2023)
Projected traffic16,463 by 2046
Trucks9%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.1 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was WB I-74 over UP RR (175624A) built?

It was built in 1965, making it 60 years old in 2025. It was reconstructed in 2012.

What condition is WB I-74 over UP RR (175624A) 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 January 2023.

How much traffic does WB I-74 over UP RR (175624A) carry?

About 16,250 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is WB I-74 over UP RR (175624A)?

The structure is 159 ft (48.5 m) long with a longest span of 60 ft (18.3 m) and a deck 43 ft wide.

Who owns WB I-74 over UP RR (175624A)?

It is owned by the State Highway Agency.