US Bridges

Kirkland RD over Pr So Br Kishwaukee

Fair

DeKalb County, Illinois · 3290N 490E · Structure no. 019302300000000

Built
1938
87 years old
Condition
Fair
inspected February 2024
Type
Culvert
Concrete
Length
33 ft
2 main spans
Daily traffic
575
2021 count
Owner
County
County Highway Agency

About this bridge

Kirkland RD over Pr So Br Kishwaukee is a concrete culvert carrying Kirkland RD over Pr So Br Kishwaukee in DeKalb County, Illinois. It was built in 1938, so it is 87 years old, older 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 5 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 575 vehicles a day, roughly 6% of them trucks, projected to reach 644 by 2046. The structure is 33 ft (10.1 m) long. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesKirkland RD
CrossesPr So Br Kishwaukee
Location3290N 490E
RouteCounty Highway 0
CountyDeKalb County
StateIllinois
Coordinates42.10761, -88.85164
Functional classRural Minor Collector

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.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating29.7 US tons
Inventory rating17.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadUnknown
Structure length33 ft (10.1 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 traffic575 (2021)
Projected traffic644 by 2046
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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 Kirkland RD over Pr So Br Kishwaukee built?

It was built in 1938, making it 87 years old in 2025.

What condition is Kirkland RD over Pr So Br Kishwaukee 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 February 2024.

How much traffic does Kirkland RD over Pr So Br Kishwaukee carry?

About 575 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is Kirkland RD over Pr So Br Kishwaukee?

The structure is 33 ft (10.1 m) long with a longest span of 15 ft (4.5 m).

Who owns Kirkland RD over Pr So Br Kishwaukee?

It is owned by the County Highway Agency.