US Bridges

I 24 over Dry Fork Creek

Fair

Johnson County, Illinois · 1.88M E of Ill 37 · Structure no. 044200500000000

Built
1976
49 years old
Condition
Fair
inspected January 2025
Type
Culvert
Concrete Continuous
Length
22 ft
2 main spans
Daily traffic
20,700
2024 count
Owner
State
State Highway Agency

About this bridge

I 24 over Dry Fork Creek is a concrete continuous culvert carrying I 24 over Dry Fork Creek in Johnson County, Illinois. It was built in 1976, so it is 49 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 6 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 20,700 vehicles a day, roughly 36% of them trucks, projected to reach 24,150 by 2046. The structure is 22 ft (6.7 m) long. If it were closed, the detour would be 5 mi (8 km).

CarriesI 24
CrossesDry Fork Creek
Location1.88M E of Ill 37
RouteInterstate 24
Coordinates37.56246, -88.94915
Functional classRural Principal Arterial - Interstate

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98.2 US tons
Inventory rating98.2 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20 + Mod
Structure length22 ft (6.7 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,700 (2024)
Projected traffic24,150 by 2046
Trucks36%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 I 24 over Dry Fork Creek built?

It was built in 1976, making it 49 years old in 2025.

What condition is I 24 over Dry Fork Creek 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 January 2025.

How much traffic does I 24 over Dry Fork Creek carry?

About 20,700 vehicles per day (2024 count), of which roughly 36% are trucks.

How long is I 24 over Dry Fork Creek?

The structure is 22 ft (6.7 m) long with a longest span of 10 ft (3 m).

Who owns I 24 over Dry Fork Creek?

It is owned by the State Highway Agency.