US Bridges

Il 120 over Drain Ditch

Good

Lake County, Illinois · .2 East of Gilmer RD · Structure no. 049306800000000

Built
1993
32 years old
Condition
Good
inspected August 2023
Type
Culvert
Concrete
Length
73 ft
6 main spans
Daily traffic
26,300
2023 count
Owner
State
State Highway Agency

About this bridge

Il 120 over Drain Ditch is a concrete culvert carrying Il 120 over Drain Ditch in Lake County, Illinois. It was built in 1993, so it is 32 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 26,300 vehicles a day, roughly 5% of them trucks, projected to reach 22,220 by 2046. The structure is 73 ft (22.1 m) long.

CarriesIl 120
CrossesDrain Ditch
Location.2 East of Gilmer RD
RouteState Highway 120
Coordinates42.32341, -88.15847
Functional classUrban Other Principal 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 inspectionAugust 2023
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 alignment7: Better than present minimum criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans6
Design loadUnknown
Structure length73 ft (22.1 m)
Longest span9 ft (2.6 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26,300 (2023)
Projected traffic22,220 by 2046
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
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 120 over Drain Ditch built?

It was built in 1993, making it 32 years old in 2025.

What condition is Il 120 over Drain 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 August 2023.

How much traffic does Il 120 over Drain Ditch carry?

About 26,300 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Il 120 over Drain Ditch?

The structure is 73 ft (22.1 m) long with a longest span of 9 ft (2.6 m).

Who owns Il 120 over Drain Ditch?

It is owned by the State Highway Agency.