US Bridges

US 45(FAP 824) over Buttermilk Ditch

Fair

Coles County, Illinois · At Etna RD · Structure no. 015201400000000

Built
1975
50 years old
Condition
Fair
inspected October 2023
Type
Culvert
Concrete
Length
34 ft
3 main spans
Daily traffic
4,700
2023 count
Owner
State
State Highway Agency

About this bridge

US 45(FAP 824) over Buttermilk Ditch is a concrete culvert carrying US 45(FAP 824) over Buttermilk Ditch in Coles County, Illinois. It was built in 1975, so it is 50 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 4,700 vehicles a day, roughly 12% of them trucks, projected to reach 4,040 by 2046. The structure is 34 ft (10.4 m) long and 53 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesUS 45(FAP 824)
CrossesButtermilk Ditch
LocationAt Etna RD
RouteU.S. Route 45
CountyColes County
StateIllinois
Coordinates39.38888, -88.37832
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
Channel and channel protection7 GoodSome minor problems.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionOctober 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 geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.8 US tons
Inventory rating34 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length34 ft (10.4 m)
Longest span13 ft (4 m)
Deck width53 ft (16.2 m)
Roadway width43 ft (13.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,700 (2023)
Projected traffic4,040 by 2046
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 US 45(FAP 824) over Buttermilk Ditch built?

It was built in 1975, making it 50 years old in 2025.

What condition is US 45(FAP 824) over Buttermilk Ditch 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 October 2023.

How much traffic does US 45(FAP 824) over Buttermilk Ditch carry?

About 4,700 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is US 45(FAP 824) over Buttermilk Ditch?

The structure is 34 ft (10.4 m) long with a longest span of 13 ft (4 m) and a deck 53 ft wide.

Who owns US 45(FAP 824) over Buttermilk Ditch?

It is owned by the State Highway Agency.