US Bridges

TR 507 over Little Kickapoo CR

Good

McLean County, Illinois · 2.0 MI N Heyworth · Structure no. 057550800000000

Built
1964
61 years old
Condition
Good
inspected September 2023
Type
Slab
Concrete Continuous
Length
87 ft
3 main spans
Daily traffic
100
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 507 over Little Kickapoo CR is a concrete continuous slab carrying TR 507 over Little Kickapoo CR in McLean County, Illinois. It was built in 1964, so it is 61 years old, older 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 100 vehicles a day, roughly 15% of them trucks, projected to reach 51 by 2046. The structure is 87 ft (26.5 m) long and 26 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesTR 507
CrossesLittle Kickapoo CR
Location2.0 MI N Heyworth
RouteCounty Highway 0
Coordinates40.34524, -88.9781
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating45 US tons
Inventory rating27.1 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 15
Structure length87 ft (26.5 m)
Longest span33 ft (10.1 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2024)
Projected traffic51 by 2046
Trucks15%
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

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 TR 507 over Little Kickapoo CR built?

It was built in 1964, making it 61 years old in 2025.

What condition is TR 507 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 September 2023.

How much traffic does TR 507 over Little Kickapoo CR carry?

About 100 vehicles per day (2024 count), of which roughly 15% are trucks.

How long is TR 507 over Little Kickapoo CR?

The structure is 87 ft (26.5 m) long with a longest span of 33 ft (10.1 m) and a deck 26 ft wide.

Who owns TR 507 over Little Kickapoo CR?

It is owned by the Town or Township Highway Agency.