US Bridges

Ch 20(FAS 502) over Ditch

Good

Champaign County, Illinois · 3 MI W of Royal · Structure no. 010027300000000

Built
2002
23 years old
Condition
Good
inspected February 2025
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
47 ft
1 main span
Daily traffic
1,150
2021 count
Owner
County
County Highway Agency

About this bridge

Ch 20(FAS 502) over Ditch is a prestressed concrete box beam or girders - multiple carrying Ch 20(FAS 502) over Ditch in Champaign County, Illinois. It was built in 2002, so it is 23 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 1,150 vehicles a day, roughly 22% of them trucks, projected to reach 1,162 by 2046. The structure is 47 ft (14.2 m) long and 30 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCh 20(FAS 502)
CrossesDitch
Location3 MI W of Royal
RouteCounty Highway 0
Coordinates40.18626, -88.02736
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2025
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20 + Mod
Structure length47 ft (14.2 m)
Longest span42 ft (12.8 m)
Deck width30 ft (9.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,150 (2021)
Projected traffic1,162 by 2046
Trucks22%
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 Ch 20(FAS 502) over Ditch built?

It was built in 2002, making it 23 years old in 2025.

What condition is Ch 20(FAS 502) over 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 February 2025.

How much traffic does Ch 20(FAS 502) over Ditch carry?

About 1,150 vehicles per day (2021 count), of which roughly 22% are trucks.

How long is Ch 20(FAS 502) over Ditch?

The structure is 47 ft (14.2 m) long with a longest span of 42 ft (12.8 m) and a deck 30 ft wide.

Who owns Ch 20(FAS 502) over Ditch?

It is owned by the County Highway Agency.