US Bridges

TR 40A over Wildcat Creek

Good

Piatt County, Illinois · 2.5 MI W Monticello · Structure no. 074330800000000

Built
2010
15 years old
Condition
Good
inspected February 2025
Type
Culvert
Aluminum, Wrought Iron, or Cast Iron
Length
29 ft
1 main span
Daily traffic
75
2020 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 40A over Wildcat Creek is a aluminum, wrought iron, or cast iron culvert carrying TR 40A over Wildcat Creek in Piatt County, Illinois. It was built in 2010, so it is 15 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 75 vehicles a day, roughly 7% of them trucks, projected to reach 76 by 2046. The structure is 29 ft (8.7 m) long. If it were closed, the detour would be 3.7 mi (6 km).

CarriesTR 40A
CrossesWildcat Creek
Location2.5 MI W Monticello
RouteCounty Highway 0
Coordinates40.03552, -88.63144
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionFebruary 2025
Inspection intervalevery 24 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 rating48.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialAluminum, Wrought Iron, or Cast Iron
DeckNot applicable
Main spans1
Design loadHS 20
Structure length29 ft (8.7 m)
Longest span29 ft (8.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75 (2020)
Projected traffic76 by 2046
Trucks7%
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 40A over Wildcat Creek built?

It was built in 2010, making it 15 years old in 2025.

What condition is TR 40A over Wildcat 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 February 2025.

How much traffic does TR 40A over Wildcat Creek carry?

About 75 vehicles per day (2020 count), of which roughly 7% are trucks.

How long is TR 40A over Wildcat Creek?

The structure is 29 ft (8.7 m) long with a longest span of 29 ft (8.7 m).

Who owns TR 40A over Wildcat Creek?

It is owned by the Town or Township Highway Agency.