US Bridges

Ill 8 over Trib of Kickapoo CR

Good

Peoria County, Illinois · 2 MI NW of Pottstown · Structure no. 072201600000000

Built
1991
34 years old
Condition
Good
inspected June 2024
Type
Culvert
Concrete Continuous
Length
37 ft
3 main spans
Daily traffic
2,550
2021 count
Owner
State
State Highway Agency

About this bridge

Ill 8 over Trib of Kickapoo CR is a concrete continuous culvert carrying Ill 8 over Trib of Kickapoo CR in Peoria County, Illinois. It was built in 1991, so it is 34 years old, younger than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,550 vehicles a day, roughly 6% of them trucks, projected to reach 2,576 by 2046. The structure is 37 ft (11.4 m) long. If it were closed, the detour would be 8.7 mi (14 km).

CarriesIll 8
CrossesTrib of Kickapoo CR
Location2 MI NW of Pottstown
RouteState Highway 8
Coordinates40.73597, -89.68723
Functional classUrban Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.6 US tons
Inventory rating40.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length37 ft (11.4 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,550 (2021)
Projected traffic2,576 by 2046
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 km)
TollOn a free road
National Highway SystemNo

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 Ill 8 over Trib of Kickapoo CR built?

It was built in 1991, making it 34 years old in 2025.

What condition is Ill 8 over Trib of Kickapoo CR in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in June 2024.

How much traffic does Ill 8 over Trib of Kickapoo CR carry?

About 2,550 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is Ill 8 over Trib of Kickapoo CR?

The structure is 37 ft (11.4 m) long with a longest span of 10 ft (3 m).

Who owns Ill 8 over Trib of Kickapoo CR?

It is owned by the State Highway Agency.