US Bridges

Old Old Rt 66/SBI over Ditch

Fair

Livingston County, Illinois · In Dwight W of ILL47 · Structure no. 053201800000000

Built
1980
45 years old
Condition
Fair
inspected August 2024
Type
Culvert
Concrete Continuous
Length
36 ft
3 main spans
Daily traffic
1,150
2023 count
Owner
State
State Highway Agency

About this bridge

Old Old Rt 66/SBI over Ditch is a concrete continuous culvert carrying Old Old Rt 66/SBI over Ditch in Livingston County, Illinois. It was built in 1980, so it is 45 years old, younger 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 1,150 vehicles a day, roughly 6% of them trucks, projected to reach 1,869 by 2046. The structure is 36 ft (11 m) long and 35 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesOld Old Rt 66/SBI
CrossesDitch
LocationIn Dwight W of ILL47
RouteCity Street 0
CountyLivingston County
StateIllinois
Coordinates41.09694, -88.42277
Functional classRural Major Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating66.5 US tons
Inventory rating40 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length36 ft (11 m)
Longest span11 ft (3.4 m)
Deck width35 ft (10.8 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,150 (2023)
Projected traffic1,869 by 2046
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 Old Old Rt 66/SBI over Ditch built?

It was built in 1980, making it 45 years old in 2025.

What condition is Old Old Rt 66/SBI over 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 August 2024.

How much traffic does Old Old Rt 66/SBI over Ditch carry?

About 1,150 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is Old Old Rt 66/SBI over Ditch?

The structure is 36 ft (11 m) long with a longest span of 11 ft (3.4 m) and a deck 35 ft wide.

Who owns Old Old Rt 66/SBI over Ditch?

It is owned by the State Highway Agency.