US Bridges

Ch 17(FAS 483) over Drainage Ditch

Good

De Witt County, Illinois · 2.8MI N Waynesville · Structure no. 020502300000000

Built
1985
40 years old
Condition
Good
inspected June 2020
Type
Culvert
Concrete
Length
30 ft
2 main spans
Daily traffic
450
2022 count
Owner
County
County Highway Agency

About this bridge

Ch 17(FAS 483) over Drainage Ditch is a concrete culvert carrying Ch 17(FAS 483) over Drainage Ditch in De Witt 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 450 vehicles a day, roughly 7% of them trucks, projected to reach 455 by 2046. The structure is 30 ft (9.1 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesCh 17(FAS 483)
CrossesDrainage Ditch
Location2.8MI N Waynesville
RouteCounty Highway 0
CountyDe Witt County
StateIllinois
Coordinates40.27858, -89.13011
Functional classRural Major 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionJune 2020
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than 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 spans2
Design loadHS 20
Structure length30 ft (9.1 m)
Longest span14 ft (4.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic450 (2022)
Projected traffic455 by 2046
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 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 Ch 17(FAS 483) over Drainage Ditch built?

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

What condition is Ch 17(FAS 483) over Drainage Ditch 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 June 2020.

How much traffic does Ch 17(FAS 483) over Drainage Ditch carry?

About 450 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is Ch 17(FAS 483) over Drainage Ditch?

The structure is 30 ft (9.1 m) long with a longest span of 14 ft (4.3 m).

Who owns Ch 17(FAS 483) over Drainage Ditch?

It is owned by the County Highway Agency.