US Bridges

W. Imperial Ct. over Salt Creek

Good

Cook County, Illinois · 420 W of Bothwell · Structure no. 016666700000000

Built
1966
59 years old
Condition
Good
inspected December 2023
Type
Culvert
Concrete
Length
28 ft
1 main span
Daily traffic
200
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

W. Imperial Ct. over Salt Creek is a concrete culvert carrying W. Imperial Ct. over Salt Creek in Cook County, Illinois. It was built in 1966, so it is 59 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 200 vehicles a day, roughly 8% of them trucks, projected to reach 177 by 2046. The structure is 28 ft (8.4 m) long.

CarriesW. Imperial Ct.
CrossesSalt Creek
Location420 W of Bothwell
RouteCity Street 0
Coordinates42.10357, -88.04652
Functional classUrban Local

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 inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.6 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckOther
Main spans1
Design loadUnknown
Structure length28 ft (8.4 m)
Longest span0 ft (0 m)
Deck width0 ft (0 m)
Roadway width25 ft (7.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2022)
Projected traffic177 by 2046
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 W. Imperial Ct. over Salt Creek built?

It was built in 1966, making it 59 years old in 2025.

What condition is W. Imperial Ct. over Salt 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 December 2023.

How much traffic does W. Imperial Ct. over Salt Creek carry?

About 200 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is W. Imperial Ct. over Salt Creek?

The structure is 28 ft (8.4 m) long.

Who owns W. Imperial Ct. over Salt Creek?

It is owned by the City or Municipal Highway Agency.