US Bridges

TR 18 over West Fork Sugar CR

Good

McLean County, Illinois · 2.5 MI Nnw Stanford · Structure no. 057302400000000

Built
1978
47 years old
Condition
Good
inspected July 2024
Type
Slab
Concrete Continuous
Length
75 ft
3 main spans
Daily traffic
25
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 18 over West Fork Sugar CR is a concrete continuous slab carrying TR 18 over West Fork Sugar CR 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 25 vehicles a day, roughly 8% of them trucks, projected to reach 25 by 2046. The structure is 75 ft (22.9 m) long and 26 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesTR 18
CrossesWest Fork Sugar CR
Location2.5 MI Nnw Stanford
RouteCounty Highway 0
Coordinates40.48043, -89.23791
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 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 rating58.2 US tons
Inventory rating35.1 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length75 ft (22.9 m)
Longest span28 ft (8.5 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2024)
Projected traffic25 by 2046
Trucks8%
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 18 over West Fork Sugar CR built?

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

What condition is TR 18 over West Fork Sugar 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 July 2024.

How much traffic does TR 18 over West Fork Sugar CR carry?

About 25 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is TR 18 over West Fork Sugar CR?

The structure is 75 ft (22.9 m) long with a longest span of 28 ft (8.5 m) and a deck 26 ft wide.

Who owns TR 18 over West Fork Sugar CR?

It is owned by the Town or Township Highway Agency.