US Bridges

WB I-474 over Kickapoo CR Tzpr RR Tp&

Fair

Peoria County, Illinois · .25 MI S of US 24 · Structure no. 072013200000000

Built
1978
47 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
861 ft
9 main spans
Daily traffic
12,800
2023 count
Owner
State
State Highway Agency

About this bridge

WB I-474 over Kickapoo CR Tzpr RR Tp& is a steel continuous stringer/multi-beam or girder carrying WB I-474 over Kickapoo CR Tzpr RR Tp& in Peoria County, Illinois. It was built in 1978, so it is 47 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 12,800 vehicles a day, roughly 14% of them trucks, projected to reach 14,039 by 2046. The structure is 861 ft (262.4 m) long and 41 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesWB I-474
CrossesKickapoo CR Tzpr RR Tp&
Location.25 MI S of US 24
RouteInterstate 474
CountyPeoria County
StateIllinois
Coordinates40.65556, -89.64266
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating68.6 US tons
Inventory rating36.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans9
Design loadHS 20 + Mod
Structure length861 ft (262.4 m)
Longest span167 ft (50.9 m)
Deck width41 ft (12.6 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,800 (2023)
Projected traffic14,039 by 2046
Trucks14%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad and waterway
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-474 over Kickapoo CR Tzpr RR Tp& built?

It was built in 1978, making it 47 years old in 2025.

What condition is WB I-474 over Kickapoo CR Tzpr RR Tp& 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 November 2023.

How much traffic does WB I-474 over Kickapoo CR Tzpr RR Tp& carry?

About 12,800 vehicles per day (2023 count), of which roughly 14% are trucks.

How long is WB I-474 over Kickapoo CR Tzpr RR Tp&?

The structure is 861 ft (262.4 m) long with a longest span of 167 ft (50.9 m) and a deck 41 ft wide.

Who owns WB I-474 over Kickapoo CR Tzpr RR Tp&?

It is owned by the State Highway Agency.