US Bridges

TR-324 over Contrary Creek

Poor

Hamilton County, Illinois · 2 MI S Dale · Structure no. 033310700000000

Built
1909
116 years old
Condition
Poor
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
46 ft
1 main span
Daily traffic
75
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR-324 over Contrary Creek is a steel stringer/multi-beam or girder carrying TR-324 over Contrary Creek in Hamilton County, Illinois. It was built in 1909, so it is 116 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 3 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 75 vehicles a day, roughly 3% of them trucks, projected to reach 51 by 2046. The structure is 46 ft (14.1 m) long and 19 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesTR-324
CrossesContrary Creek
Location2 MI S Dale
RouteCounty Highway 0
Coordinates37.96575, -88.49444
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure3 SeriousLoss of section, deterioration, spalling or scour have seriously affected primary structural components.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation3: Basically intolerable, requiring high priority of corrective action
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment6: Equal to present minimum criteria
Operating rating51.5 US tons
Inventory rating30.8 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length46 ft (14.1 m)
Longest span42 ft (12.8 m)
Deck width19 ft (5.9 m)
Roadway width19 ft (5.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75 (2022)
Projected traffic51 by 2046
Trucks3%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.2 mi (10 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$112,000
NavigationNo navigation control on waterway

Frequently asked questions

When was TR-324 over Contrary Creek built?

It was built in 1909, making it 116 years old in 2025.

What condition is TR-324 over Contrary Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in February 2024.

How much traffic does TR-324 over Contrary Creek carry?

About 75 vehicles per day (2022 count), of which roughly 3% are trucks.

How long is TR-324 over Contrary Creek?

The structure is 46 ft (14.1 m) long with a longest span of 42 ft (12.8 m) and a deck 19 ft wide.

Who owns TR-324 over Contrary Creek?

It is owned by the Town or Township Highway Agency.