US Bridges

FAS 641(CH 3) over Coon Creek

Good

Moultrie County, Illinois · .4 MI S Allenville · Structure no. 070302700000000

Built
1985
40 years old
Condition
Good
inspected February 2024
Type
Culvert
Concrete
Length
30 ft
3 main spans
Daily traffic
200
2020 count
Owner
County
County Highway Agency

About this bridge

FAS 641(CH 3) over Coon Creek is a concrete culvert carrying FAS 641(CH 3) over Coon Creek in Moultrie County, Illinois. It was built in 1985, so it is 40 years old, younger than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 200 vehicles a day, roughly 5% of them trucks, projected to reach 210 by 2046. The structure is 30 ft (9.1 m) long and 30 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesFAS 641(CH 3)
CrossesCoon Creek
Location.4 MI S Allenville
RouteCounty Highway 0
Coordinates39.54436, -88.528
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating48.9 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length30 ft (9.1 m)
Longest span9 ft (2.7 m)
Deck width30 ft (9 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2020)
Projected traffic210 by 2046
Trucks5%
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

OwnerCounty Highway Agency
Maintained byCounty 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 FAS 641(CH 3) over Coon Creek built?

It was built in 1985, making it 40 years old in 2025.

What condition is FAS 641(CH 3) over Coon Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in February 2024.

How much traffic does FAS 641(CH 3) over Coon Creek carry?

About 200 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is FAS 641(CH 3) over Coon Creek?

The structure is 30 ft (9.1 m) long with a longest span of 9 ft (2.7 m) and a deck 30 ft wide.

Who owns FAS 641(CH 3) over Coon Creek?

It is owned by the County Highway Agency.