US Bridges

Ill 78 over Walnut CR Trib

Good

Stark County, Illinois · .75 MI N of W Jersey · Structure no. 088250300000000

Built
2021
4 years old
Condition
Good
inspected November 2023
Type
Culvert
Concrete Continuous
Length
48 ft
3 main spans
Daily traffic
2,350
2023 count
Owner
State
State Highway Agency

About this bridge

Ill 78 over Walnut CR Trib is a concrete continuous culvert carrying Ill 78 over Walnut CR Trib in Stark County, Illinois. It was built in 2021, so it is 4 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 2,350 vehicles a day, roughly 15% of them trucks, projected to reach 2,172 by 2046. The structure is 48 ft (14.6 m) long and 65 ft wide. If it were closed, the detour would be 16.2 mi (26 km).

Location

Open in Google Maps
CarriesIll 78
CrossesWalnut CR Trib
Location.75 MI N of W Jersey
RouteState Highway 78
CountyStark County
StateIllinois
Coordinates41.03172, -89.92714
Functional classRural Minor Arterial

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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 48 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 adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating85.3 US tons
Inventory rating65.7 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 25 or greater
Structure length48 ft (14.6 m)
Longest span16 ft (4.8 m)
Deck width65 ft (19.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,350 (2023)
Projected traffic2,172 by 2046
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed16.2 mi (26 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 Ill 78 over Walnut CR Trib built?

It was built in 2021, making it 4 years old in 2025.

What condition is Ill 78 over Walnut CR Trib 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 November 2023.

How much traffic does Ill 78 over Walnut CR Trib carry?

About 2,350 vehicles per day (2023 count), of which roughly 15% are trucks.

How long is Ill 78 over Walnut CR Trib?

The structure is 48 ft (14.6 m) long with a longest span of 16 ft (4.8 m) and a deck 65 ft wide.

Who owns Ill 78 over Walnut CR Trib?

It is owned by the State Highway Agency.