US Bridges

Benton Field RD over Drainage Ditch

Good

Franklin County, Illinois · 1.0MI S West City · Structure no. 028339600000000

Built
2008
17 years old
Condition
Good
inspected February 2022
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
31 ft
1 main span
Daily traffic
225
2024 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Benton Field RD over Drainage Ditch is a prestressed concrete box beam or girders - multiple carrying Benton Field RD over Drainage Ditch in Franklin County, Illinois. It was built in 2008, so it is 17 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 225 vehicles a day, roughly 17% of them trucks, projected to reach 253 by 2046. The structure is 31 ft (9.6 m) long and 24 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesBenton Field RD
CrossesDrainage Ditch
Location1.0MI S West City
RouteCounty Highway 0
Coordinates37.98425, -88.94237
Functional classRural Local

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionFebruary 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable 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
Structure length31 ft (9.6 m)
Longest span29 ft (8.8 m)
Deck width24 ft (7.4 m)
Roadway width24 ft (7.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic225 (2024)
Projected traffic253 by 2046
Trucks17%
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

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 Benton Field RD over Drainage Ditch built?

It was built in 2008, making it 17 years old in 2025.

What condition is Benton Field RD 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 February 2022.

How much traffic does Benton Field RD over Drainage Ditch carry?

About 225 vehicles per day (2024 count), of which roughly 17% are trucks.

How long is Benton Field RD over Drainage Ditch?

The structure is 31 ft (9.6 m) long with a longest span of 29 ft (8.8 m) and a deck 24 ft wide.

Who owns Benton Field RD over Drainage Ditch?

It is owned by the Town or Township Highway Agency.