US Bridges

I- 55 over Lily Cache Creek

Fair

Will County, Illinois · 0.68 M N of 143rd ST · Structure no. 099040700000000

Built
2007
18 years old
Condition
Fair
inspected August 2023
Type
Culvert
Concrete Continuous
Length
72 ft
3 main spans
Daily traffic
83,500
2024 count
Owner
State
State Highway Agency

About this bridge

I- 55 over Lily Cache Creek is a concrete continuous culvert carrying I- 55 over Lily Cache Creek in Will County, Illinois. It was built in 2007, so it is 18 years old, younger than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 83,500 vehicles a day, roughly 13% of them trucks, projected to reach 108,576 by 2046. The structure is 72 ft (22 m) long.

CarriesI- 55
CrossesLily Cache Creek
Location0.68 M N of 143rd ST
RouteInterstate 55
Coordinates41.63317, -88.16243
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating81.8 US tons
Inventory rating48.9 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadHS 20
Structure length72 ft (22 m)
Longest span24 ft (7.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic83,500 (2024)
Projected traffic108,576 by 2046
Trucks13%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I- 55 over Lily Cache Creek built?

It was built in 2007, making it 18 years old in 2025.

What condition is I- 55 over Lily Cache Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in August 2023.

How much traffic does I- 55 over Lily Cache Creek carry?

About 83,500 vehicles per day (2024 count), of which roughly 13% are trucks.

How long is I- 55 over Lily Cache Creek?

The structure is 72 ft (22 m) long with a longest span of 24 ft (7.4 m).

Who owns I- 55 over Lily Cache Creek?

It is owned by the State Highway Agency.