US Bridges

Il 76 over Drainage Ditch

Fair

Boone County, Illinois · 0.8 Mi. N.Of Bus 20 · Structure no. 004200700000000

Built
1994
31 years old
Condition
Fair
inspected February 2023
Type
Culvert
Concrete
Length
28 ft
2 main spans
Daily traffic
10,300
2023 count
Owner
State
State Highway Agency

About this bridge

Il 76 over Drainage Ditch is a concrete culvert carrying Il 76 over Drainage Ditch in Boone County, Illinois. It was built in 1994, so it is 31 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 10,300 vehicles a day, roughly 6% of them trucks, projected to reach 10,036 by 2046. The structure is 28 ft (8.6 m) long. If it were closed, the detour would be 18 mi (29 km).

Location

Open in Google Maps
CarriesIl 76
CrossesDrainage Ditch
Location0.8 Mi. N.Of Bus 20
RouteState Highway 76
CountyBoone County
StateIllinois
Coordinates42.28848, -88.85337
Functional classUrban Other Principal Arterial

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
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

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length28 ft (8.6 m)
Longest span13 ft (4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,300 (2023)
Projected traffic10,036 by 2046
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed18 mi (29 km)
TollOn a free road
National Highway SystemYes

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 Il 76 over Drainage Ditch built?

It was built in 1994, making it 31 years old in 2025.

What condition is Il 76 over Drainage 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 February 2023.

How much traffic does Il 76 over Drainage Ditch carry?

About 10,300 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is Il 76 over Drainage Ditch?

The structure is 28 ft (8.6 m) long with a longest span of 13 ft (4 m).

Who owns Il 76 over Drainage Ditch?

It is owned by the State Highway Agency.