US Bridges

TR 20 over Funks Creek

Good

McLean County, Illinois · 6.2 MI Wsw Carlock · Structure no. 057402000000000

Built
1978
47 years old
Condition
Good
inspected March 2024
Type
Culvert
Concrete Continuous
Length
22 ft
2 main spans
Daily traffic
75
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 20 over Funks Creek is a concrete continuous culvert carrying TR 20 over Funks Creek in McLean 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 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 75 vehicles a day, roughly 3% of them trucks, projected to reach 76 by 2046. The structure is 22 ft (6.7 m) long and 44 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesTR 20
CrossesFunks Creek
Location6.2 MI Wsw Carlock
RouteCounty Highway 0
Coordinates40.56135, -89.24008
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
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 inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.9 US tons
Inventory rating35.7 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 width44 ft (13.4 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75 (2024)
Projected traffic76 by 2046
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 20 over Funks Creek built?

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

What condition is TR 20 over Funks Creek 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 TR 20 over Funks Creek carry?

About 75 vehicles per day (2024 count), of which roughly 3% are trucks.

How long is TR 20 over Funks Creek?

The structure is 22 ft (6.7 m) long with a longest span of 10 ft (3 m) and a deck 44 ft wide.

Who owns TR 20 over Funks Creek?

It is owned by the Town or Township Highway Agency.