US Bridges

Il 176 over Drainage Ditch

Good

Lake County, Illinois · 0.8M W of IL-59 US12 · Structure no. 049019700000000

Built
2012
13 years old
Condition
Good
inspected November 2023
Type
Culvert
Concrete Continuous
Length
71 ft
3 main spans
Daily traffic
18,400
2023 count
Owner
State
State Highway Agency

About this bridge

Il 176 over Drainage Ditch is a concrete continuous culvert carrying Il 176 over Drainage Ditch in Lake County, Illinois. It was built in 2012, so it is 13 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 18,400 vehicles a day, roughly 5% of them trucks, projected to reach 18,786 by 2046. The structure is 71 ft (21.7 m) long.

CarriesIl 176
CrossesDrainage Ditch
Location0.8M W of IL-59 US12
RouteState Highway 176
Coordinates42.26279, -88.17247
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 protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionNovember 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 alignment8: Equal to present desirable criteria
Operating rating98.2 US tons
Inventory rating70.3 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length71 ft (21.7 m)
Longest span12 ft (3.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic18,400 (2023)
Projected traffic18,786 by 2046
Trucks5%
Lanes on structure2
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 176 over Drainage Ditch built?

It was built in 2012, making it 13 years old in 2025.

What condition is Il 176 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 November 2023.

How much traffic does Il 176 over Drainage Ditch carry?

About 18,400 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Il 176 over Drainage Ditch?

The structure is 71 ft (21.7 m) long with a longest span of 12 ft (3.8 m).

Who owns Il 176 over Drainage Ditch?

It is owned by the State Highway Agency.