US Bridges

Il 23 (fap 68) over Little Indian Creek

Good

DeKalb County, Illinois · 0.6 MI S Chicago RD · Structure no. 019201200000000

Built
1991
34 years old
Condition
Good
inspected March 2023
Type
Culvert
Concrete
Length
50 ft
4 main spans
Daily traffic
2,150
2023 count
Owner
State
State Highway Agency

About this bridge

Il 23 (fap 68) over Little Indian Creek is a concrete culvert carrying Il 23 (fap 68) over Little Indian Creek in DeKalb County, Illinois. It was built in 1991, so it is 34 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 2,150 vehicles a day, roughly 13% of them trucks, projected to reach 2,520 by 2046. The structure is 50 ft (15.1 m) long and 39 ft wide. If it were closed, the detour would be 31.1 mi (50 km).

CarriesIl 23 (fap 68)
CrossesLittle Indian Creek
Location0.6 MI S Chicago RD
RouteState Highway 23
Coordinates41.69553, -88.75214
Functional classRural Minor 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 inspectionMarch 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.9 US tons
Inventory rating40.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans4
Design loadHS 20
Structure length50 ft (15.1 m)
Longest span12 ft (3.7 m)
Deck width39 ft (12 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,150 (2023)
Projected traffic2,520 by 2046
Trucks13%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed31.1 mi (50 km)
TollOn a free road
National Highway SystemNo

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 23 (fap 68) over Little Indian Creek built?

It was built in 1991, making it 34 years old in 2025.

What condition is Il 23 (fap 68) over Little Indian 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 March 2023.

How much traffic does Il 23 (fap 68) over Little Indian Creek carry?

About 2,150 vehicles per day (2023 count), of which roughly 13% are trucks.

How long is Il 23 (fap 68) over Little Indian Creek?

The structure is 50 ft (15.1 m) long with a longest span of 12 ft (3.7 m) and a deck 39 ft wide.

Who owns Il 23 (fap 68) over Little Indian Creek?

It is owned by the State Highway Agency.