US Bridges

Il 60 over Squaw Creek

Good

Lake County, Illinois · At NW of Peterson RD · Structure no. 049003500000000

Built
1978
47 years old
Condition
Good
inspected February 2024
Type
Culvert
Concrete Continuous
Length
24 ft
3 main spans
Daily traffic
9,800
2023 count
Owner
State
State Highway Agency

About this bridge

Il 60 over Squaw Creek is a concrete continuous culvert carrying Il 60 over Squaw Creek in Lake County, Illinois. It was built in 1978, so it is 47 years old, older 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 9,800 vehicles a day, roughly 6% of them trucks, projected to reach 17,776 by 2046. The structure is 24 ft (7.3 m) long.

CarriesIl 60
CrossesSquaw Creek
LocationAt NW of Peterson RD
RouteState Highway 60
Coordinates42.30341, -88.07601
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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating95 US tons
Inventory rating56.8 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length24 ft (7.3 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,800 (2023)
Projected traffic17,776 by 2046
Trucks6%
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 60 over Squaw Creek built?

It was built in 1978, making it 47 years old in 2025.

What condition is Il 60 over Squaw Creek 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 February 2024.

How much traffic does Il 60 over Squaw Creek carry?

About 9,800 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is Il 60 over Squaw Creek?

The structure is 24 ft (7.3 m) long with a longest span of 8 ft (2.4 m).

Who owns Il 60 over Squaw Creek?

It is owned by the State Highway Agency.