US Bridges

SB Knoxville RPF-2 over I-74 and Rp F-6

Fair

Peoria County, Illinois · 1.25 MI W Ill River · Structure no. 072017500000000

Built
2005
20 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
358 ft
2 main spans
Daily traffic
18,000
2022 count
Owner
State
State Highway Agency

About this bridge

SB Knoxville RPF-2 over I-74 and Rp F-6 is a steel continuous stringer/multi-beam or girder carrying SB Knoxville RPF-2 over I-74 and Rp F-6 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 18,000 vehicles a day, roughly 3% of them trucks, projected to reach 20,200 by 2046. The structure is 358 ft (109.1 m) long and 49 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesSB Knoxville RPF-2
CrossesI-74 and Rp F-6
Location1.25 MI W Ill River
CountyPeoria County
StateIllinois
Coordinates40.70324, -89.59473
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.
Substructure7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating85 US tons
Inventory rating51 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length358 ft (109.1 m)
Longest span198 ft (60.3 m)
Deck width49 ft (14.8 m)
Roadway width45 ft (13.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,000 (2022)
Projected traffic20,200 by 2046
Trucks3%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
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 SB Knoxville RPF-2 over I-74 and Rp F-6 built?

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

What condition is SB Knoxville RPF-2 over I-74 and Rp F-6 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 May 2024.

How much traffic does SB Knoxville RPF-2 over I-74 and Rp F-6 carry?

About 18,000 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is SB Knoxville RPF-2 over I-74 and Rp F-6?

The structure is 358 ft (109.1 m) long with a longest span of 198 ft (60.3 m) and a deck 49 ft wide.

Who owns SB Knoxville RPF-2 over I-74 and Rp F-6?

It is owned by the State Highway Agency.