US Bridges

Il 75 over Drainage Ditch

Good

Winnebago County, Illinois · 0.36 E of Il 70 · Structure no. 101204900000000

Built
2011
14 years old
Condition
Good
inspected May 2021
Type
Culvert
Concrete
Length
23 ft
2 main spans
Daily traffic
2,600
2023 count
Owner
State
State Highway Agency

About this bridge

Il 75 over Drainage Ditch is a concrete culvert carrying Il 75 over Drainage Ditch in Winnebago County, Illinois. It was built in 2011, so it is 14 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 2,600 vehicles a day, roughly 6% of them trucks, projected to reach 2,778 by 2046. The structure is 23 ft (7.1 m) long. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesIl 75
CrossesDrainage Ditch
Location0.36 E of Il 70
RouteState Highway 75
CountyWinnebago County
StateIllinois
Coordinates42.41893, -89.32405
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 protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionMay 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98.2 US tons
Inventory rating98.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length23 ft (7.1 m)
Longest span11 ft (3.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,600 (2023)
Projected traffic2,778 by 2046
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Il 75 over Drainage Ditch built?

It was built in 2011, making it 14 years old in 2025.

What condition is Il 75 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 May 2021.

How much traffic does Il 75 over Drainage Ditch carry?

About 2,600 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is Il 75 over Drainage Ditch?

The structure is 23 ft (7.1 m) long with a longest span of 11 ft (3.4 m).

Who owns Il 75 over Drainage Ditch?

It is owned by the State Highway Agency.