US Bridges

Shabbona RD over S Br Kishwaukee Rv

Good

DeKalb County, Illinois · 1100N 320E · Structure no. 019306000000000

Built
2007
18 years old
Condition
Good
inspected March 2023
Type
Culvert
Concrete
Length
30 ft
2 main spans
Daily traffic
675
2021 count
Owner
County
County Highway Agency

About this bridge

Shabbona RD over S Br Kishwaukee Rv is a concrete culvert carrying Shabbona RD over S Br Kishwaukee Rv in DeKalb 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 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 675 vehicles a day, roughly 10% of them trucks, projected to reach 756 by 2046. The structure is 30 ft (9.2 m) long. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesShabbona RD
CrossesS Br Kishwaukee Rv
Location1100N 320E
RouteCounty Highway 0
CountyDeKalb County
StateIllinois
Coordinates41.78999, -88.88281
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
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
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.3 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length30 ft (9.2 m)
Longest span15 ft (4.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic675 (2021)
Projected traffic756 by 2046
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Shabbona RD over S Br Kishwaukee Rv built?

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

What condition is Shabbona RD over S Br Kishwaukee Rv 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 Shabbona RD over S Br Kishwaukee Rv carry?

About 675 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is Shabbona RD over S Br Kishwaukee Rv?

The structure is 30 ft (9.2 m) long with a longest span of 15 ft (4.5 m).

Who owns Shabbona RD over S Br Kishwaukee Rv?

It is owned by the County Highway Agency.