US Bridges

TR 18 over Clear Creek

Good

Christian County, Illinois · 1 MI S of Sicily · Structure no. 011338500000000

Built
2023
2 years old
Condition
Good
inspected December 2023
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
52 ft
1 main span
Daily traffic
100
2021 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 18 over Clear Creek is a concrete continuous box beam or girders - multiple carrying TR 18 over Clear Creek in Christian County, Illinois. It was built in 2023, so it is 2 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 9 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 23% of them trucks, projected to reach 101 by 2046. The structure is 52 ft (15.8 m) long and 27 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesTR 18
CrossesClear Creek
Location1 MI S of Sicily
RouteCounty Highway 0
Coordinates39.57526, -89.50005
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
Deck9 ExcellentNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating58.2 US tons
Inventory rating45 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, precast panels
Main spans1
Design loadHS 25 or greater
Structure length52 ft (15.8 m)
Longest span49 ft (14.9 m)
Deck width27 ft (8.2 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2021)
Projected traffic101 by 2046
Trucks23%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 18 over Clear Creek built?

It was built in 2023, making it 2 years old in 2025.

What condition is TR 18 over Clear 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 December 2023.

How much traffic does TR 18 over Clear Creek carry?

About 100 vehicles per day (2021 count), of which roughly 23% are trucks.

How long is TR 18 over Clear Creek?

The structure is 52 ft (15.8 m) long with a longest span of 49 ft (14.9 m) and a deck 27 ft wide.

Who owns TR 18 over Clear Creek?

It is owned by the Town or Township Highway Agency.