US Bridges

TR-178 over Shelton Creek Drain

Fair

Hamilton County, Illinois · 2.5 MI NW Belle Prai · Structure no. 033319000000000

Built
1978
47 years old
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
71 ft
1 main span
Daily traffic
25
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR-178 over Shelton Creek Drain is a steel stringer/multi-beam or girder carrying TR-178 over Shelton Creek Drain in Hamilton 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 fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 25 vehicles a day, roughly 16% of them trucks, projected to reach 25 by 2046. The structure is 71 ft (21.6 m) long and 20 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesTR-178
CrossesShelton Creek Drain
Location2.5 MI NW Belle Prai
RouteCounty Highway 0
Coordinates38.24183, -88.59257
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating56.4 US tons
Inventory rating34 US tons

Structure

MaterialSteel
DeckWood or timber
Main spans1
Design loadUnknown
Structure length71 ft (21.6 m)
Longest span67 ft (20.4 m)
Deck width20 ft (6.2 m)
Roadway width18 ft (5.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25 (2022)
Projected traffic25 by 2046
Trucks16%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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-178 over Shelton Creek Drain built?

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

What condition is TR-178 over Shelton Creek Drain in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in February 2024.

How much traffic does TR-178 over Shelton Creek Drain carry?

About 25 vehicles per day (2022 count), of which roughly 16% are trucks.

How long is TR-178 over Shelton Creek Drain?

The structure is 71 ft (21.6 m) long with a longest span of 67 ft (20.4 m) and a deck 20 ft wide.

Who owns TR-178 over Shelton Creek Drain?

It is owned by the Town or Township Highway Agency.