US Bridges

Peace RD over Br Kishwaukee River

Fair

DeKalb County, Illinois · 2610N 1265E · Structure no. 019450700000000

Built
1996
29 years old
Condition
Fair
inspected January 2022
Type
Stringer/Multi-beam or Girder
Steel
Length
59 ft
1 main span
Daily traffic
12,800
2021 count
Owner
County
County Highway Agency

About this bridge

Peace RD over Br Kishwaukee River is a steel stringer/multi-beam or girder carrying Peace RD over Br Kishwaukee River in DeKalb County, Illinois. It was built in 1996, so it is 29 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 12,800 vehicles a day, roughly 9% of them trucks, projected to reach 14,336 by 2046. The structure is 59 ft (18.1 m) long and 40 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesPeace RD
CrossesBr Kishwaukee River
Location2610N 1265E
CountyDeKalb County
StateIllinois
Coordinates42.01088, -88.70249
Functional classUrban Minor Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length59 ft (18.1 m)
Longest span57 ft (17.3 m)
Deck width40 ft (12.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,800 (2021)
Projected traffic14,336 by 2046
Trucks9%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 Peace RD over Br Kishwaukee River built?

It was built in 1996, making it 29 years old in 2025.

What condition is Peace RD over Br Kishwaukee River 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 January 2022.

How much traffic does Peace RD over Br Kishwaukee River carry?

About 12,800 vehicles per day (2021 count), of which roughly 9% are trucks.

How long is Peace RD over Br Kishwaukee River?

The structure is 59 ft (18.1 m) long with a longest span of 57 ft (17.3 m) and a deck 40 ft wide.

Who owns Peace RD over Br Kishwaukee River?

It is owned by the County Highway Agency.