US Bridges

FAP-823 (ILL-15) over Trib Butter Creek

Fair

Edwards County, Illinois · .25 MI W of Albion · Structure no. 024200400000000

Built
1976
49 years old
Condition
Fair
inspected February 2025
Type
Culvert
Concrete
Length
25 ft
2 main spans
Daily traffic
3,650
2023 count
Owner
State
State Highway Agency

About this bridge

FAP-823 (ILL-15) over Trib Butter Creek is a concrete culvert carrying FAP-823 (ILL-15) over Trib Butter Creek in Edwards 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 3,650 vehicles a day, roughly 10% of them trucks, projected to reach 3,687 by 2046. The structure is 25 ft (7.6 m) long and 97 ft wide. If it were closed, the detour would be 54.1 mi (87 km).

Location

Open in Google Maps
CarriesFAP-823 (ILL-15)
CrossesTrib Butter Creek
Location.25 MI W of Albion
RouteState Highway 15
CountyEdwards County
StateIllinois
Coordinates38.37711, -88.07417
Functional classRural Principal Arterial - Other

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2025
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98.2 US tons
Inventory rating48.6 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length25 ft (7.6 m)
Longest span12 ft (3.7 m)
Deck width97 ft (29.7 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,650 (2023)
Projected traffic3,687 by 2046
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed54.1 mi (87 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 FAP-823 (ILL-15) over Trib Butter Creek built?

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

What condition is FAP-823 (ILL-15) over Trib Butter 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 2025.

How much traffic does FAP-823 (ILL-15) over Trib Butter Creek carry?

About 3,650 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is FAP-823 (ILL-15) over Trib Butter Creek?

The structure is 25 ft (7.6 m) long with a longest span of 12 ft (3.7 m) and a deck 97 ft wide.

Who owns FAP-823 (ILL-15) over Trib Butter Creek?

It is owned by the State Highway Agency.