US Bridges

Chicago RD over Indian Creek

Good

DeKalb County, Illinois · 4.5 MI S of Shabbona · Structure no. 019301000000000

Built
1969
56 years old, rebuilt 2003
Condition
Good
inspected December 2022
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
104 ft
3 main spans
Daily traffic
900
2021 count
Owner
County
County Highway Agency

About this bridge

Chicago RD over Indian Creek is a steel continuous stringer/multi-beam or girder carrying Chicago RD over Indian Creek in DeKalb County, Illinois. It was built in 1969 and reconstructed in 2003, so it is 56 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 900 vehicles a day, roughly 17% of them trucks, projected to reach 1,008 by 2046. The structure is 104 ft (31.6 m) long and 32 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

CarriesChicago RD
CrossesIndian Creek
Location4.5 MI S of Shabbona
RouteCounty Highway 0
Coordinates41.69316, -88.85998
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionDecember 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating105.4 US tons
Inventory rating63.2 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length104 ft (31.6 m)
Longest span34 ft (10.4 m)
Deck width32 ft (9.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic900 (2021)
Projected traffic1,008 by 2046
Trucks17%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Chicago RD over Indian Creek built?

It was built in 1969, making it 56 years old in 2025. It was reconstructed in 2003.

What condition is Chicago RD over 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 December 2022.

How much traffic does Chicago RD over Indian Creek carry?

About 900 vehicles per day (2021 count), of which roughly 17% are trucks.

How long is Chicago RD over Indian Creek?

The structure is 104 ft (31.6 m) long with a longest span of 34 ft (10.4 m) and a deck 32 ft wide.

Who owns Chicago RD over Indian Creek?

It is owned by the County Highway Agency.