US Bridges

I-80 WB over Barbara Ditch

Fair

Bureau County, Illinois · 1.52 E/Henry CO LN · Structure no. 006000400000000

Built
1963
62 years old, rebuilt 2003
Condition
Fair
inspected January 2024
Type
Slab
Concrete Continuous
Length
71 ft
3 main spans
Daily traffic
8,950
2021 count
Owner
State
State Highway Agency

About this bridge

I-80 WB over Barbara Ditch is a concrete continuous slab carrying I-80 WB over Barbara Ditch in Bureau County, Illinois. It was built in 1963 and reconstructed in 2003, so it is 62 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 8,950 vehicles a day, roughly 13% of them trucks, projected to reach 9,040 by 2046. The structure is 71 ft (21.5 m) long and 44 ft wide. If it were closed, the detour would be 14.9 mi (24 km).

CarriesI-80 WB
CrossesBarbara Ditch
Location1.52 E/Henry CO LN
RouteInterstate 80
Coordinates41.38794, -89.82867
Functional classRural Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.5 US tons
Inventory rating46.4 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length71 ft (21.5 m)
Longest span27 ft (8.2 m)
Deck width44 ft (13.3 m)
Roadway width40 ft (12.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,950 (2021)
Projected traffic9,040 by 2046
Trucks13%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.9 mi (24 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$318,000
NavigationNo navigation control on waterway

Frequently asked questions

When was I-80 WB over Barbara Ditch built?

It was built in 1963, making it 62 years old in 2025. It was reconstructed in 2003.

What condition is I-80 WB over Barbara Ditch in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in January 2024.

How much traffic does I-80 WB over Barbara Ditch carry?

About 8,950 vehicles per day (2021 count), of which roughly 13% are trucks.

How long is I-80 WB over Barbara Ditch?

The structure is 71 ft (21.5 m) long with a longest span of 27 ft (8.2 m) and a deck 44 ft wide.

Who owns I-80 WB over Barbara Ditch?

It is owned by the State Highway Agency.