US Bridges

US 24 over Walnut Creek

Fair

Woodford County, Illinois · 0.5 MI W of Ill 117 · Structure no. 102000700000000

Built
1963
62 years old, rebuilt 1985
Condition
Fair
inspected February 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
171 ft
3 main spans
Daily traffic
7,150
2023 count
Owner
State
State Highway Agency

About this bridge

US 24 over Walnut Creek is a steel continuous stringer/multi-beam or girder carrying US 24 over Walnut Creek in Woodford County, Illinois. It was built in 1963 and reconstructed in 1985, so it is 62 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 7,150 vehicles a day, roughly 9% of them trucks, projected to reach 6,868 by 2046. The structure is 171 ft (52.1 m) long and 40 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesUS 24
CrossesWalnut Creek
Location0.5 MI W of Ill 117
RouteU.S. Route 24
Coordinates40.71989, -89.28365
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating96.5 US tons
Inventory rating50.4 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length171 ft (52.1 m)
Longest span64 ft (19.5 m)
Deck width40 ft (12.1 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,150 (2023)
Projected traffic6,868 by 2046
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemYes

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 US 24 over Walnut Creek built?

It was built in 1963, making it 62 years old in 2025. It was reconstructed in 1985.

What condition is US 24 over Walnut 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 February 2023.

How much traffic does US 24 over Walnut Creek carry?

About 7,150 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is US 24 over Walnut Creek?

The structure is 171 ft (52.1 m) long with a longest span of 64 ft (19.5 m) and a deck 40 ft wide.

Who owns US 24 over Walnut Creek?

It is owned by the State Highway Agency.