US Bridges

FAU 6431 Ch 29 over Little Kickapoo CR

Good

McLean County, Illinois · 1.0 MI NW Downs · Structure no. 057422100000000

Built
1987
38 years old
Condition
Good
inspected March 2024
Type
Culvert
Concrete Continuous
Length
22 ft
2 main spans
Daily traffic
3,050
2024 count
Owner
County
County Highway Agency

About this bridge

FAU 6431 Ch 29 over Little Kickapoo CR is a concrete continuous culvert carrying FAU 6431 Ch 29 over Little Kickapoo CR in McLean County, Illinois. It was built in 1987, so it is 38 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 3,050 vehicles a day, roughly 16% of them trucks, projected to reach 783 by 2046. The structure is 22 ft (6.7 m) long. If it were closed, the detour would be 3.1 mi (5 km).

CarriesFAU 6431 Ch 29
CrossesLittle Kickapoo CR
Location1.0 MI NW Downs
Coordinates40.40495, -88.90087
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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating107.1 US tons
Inventory rating81.5 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length22 ft (6.7 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 traffic3,050 (2024)
Projected traffic783 by 2046
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 FAU 6431 Ch 29 over Little Kickapoo CR built?

It was built in 1987, making it 38 years old in 2025.

What condition is FAU 6431 Ch 29 over Little 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 March 2024.

How much traffic does FAU 6431 Ch 29 over Little Kickapoo CR carry?

About 3,050 vehicles per day (2024 count), of which roughly 16% are trucks.

How long is FAU 6431 Ch 29 over Little Kickapoo CR?

The structure is 22 ft (6.7 m) long with a longest span of 10 ft (3 m).

Who owns FAU 6431 Ch 29 over Little Kickapoo CR?

It is owned by the County Highway Agency.