US Bridges

Ill 41 over Cedar Creek

Fair

Fulton County, Illinois · 2 MI N. of Avon · Structure no. 029005300000000

Built
1982
43 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
187 ft
2 main spans
Daily traffic
1,850
2023 count
Owner
State
State Highway Agency

About this bridge

Ill 41 over Cedar Creek is a steel continuous stringer/multi-beam or girder carrying Ill 41 over Cedar Creek in Fulton County, Illinois. It was built in 1982, so it is 43 years old, younger 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 1,850 vehicles a day, roughly 16% of them trucks, projected to reach 2,222 by 2046. The structure is 187 ft (57 m) long and 38 ft wide. If it were closed, the detour would be 29.2 mi (47 km).

CarriesIll 41
CrossesCedar Creek
Location2 MI N. of Avon
RouteState Highway 41
Coordinates40.69049, -90.42081
Functional classRural Minor 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionJune 2024
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 geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.3 US tons
Inventory rating38.6 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length187 ft (57 m)
Longest span102 ft (31.1 m)
Deck width38 ft (11.6 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,850 (2023)
Projected traffic2,222 by 2046
Trucks16%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed29.2 mi (47 km)
TollOn a free road
National Highway SystemNo

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 Ill 41 over Cedar Creek built?

It was built in 1982, making it 43 years old in 2025.

What condition is Ill 41 over Cedar 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 June 2024.

How much traffic does Ill 41 over Cedar Creek carry?

About 1,850 vehicles per day (2023 count), of which roughly 16% are trucks.

How long is Ill 41 over Cedar Creek?

The structure is 187 ft (57 m) long with a longest span of 102 ft (31.1 m) and a deck 38 ft wide.

Who owns Ill 41 over Cedar Creek?

It is owned by the State Highway Agency.