US Bridges

Bergen RD over N Kinnikinnick Creek

Fair

Boone County, Illinois · 7.5 MI NW Poplar Grv · Structure no. 004308200000000

Built
1989
36 years old
Condition
Fair
inspected July 2023
Type
Culvert
Steel
Length
24 ft
3 main spans
Daily traffic
10
2018 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Bergen RD over N Kinnikinnick Creek is a steel culvert carrying Bergen RD over N Kinnikinnick Creek in Boone County, Illinois. It was built in 1989, so it is 36 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 10 vehicles a day, projected to reach 10 by 2046. The structure is 24 ft (7.3 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesBergen RD
CrossesN Kinnikinnick Creek
Location7.5 MI NW Poplar Grv
RouteCounty Highway 0
CountyBoone County
StateIllinois
Coordinates42.45476, -88.86055
Functional classRural Local

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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment5: Somewhat better than minimum adequacy to tolerate being left in place as is
Operating rating44.6 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans3
Design loadHS 15
Structure length24 ft (7.3 m)
Longest span6 ft (1.8 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10 (2018)
Projected traffic10 by 2046
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 Bergen RD over N Kinnikinnick Creek built?

It was built in 1989, making it 36 years old in 2025.

What condition is Bergen RD over N Kinnikinnick Creek 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 July 2023.

How much traffic does Bergen RD over N Kinnikinnick Creek carry?

About 10 vehicles per day (2018 count).

How long is Bergen RD over N Kinnikinnick Creek?

The structure is 24 ft (7.3 m) long with a longest span of 6 ft (1.8 m).

Who owns Bergen RD over N Kinnikinnick Creek?

It is owned by the Town or Township Highway Agency.