US Bridges

Centerville Road over So Fork Kent Creek

Poor

Winnebago County, Illinois · 0.1 MI S Cunningham · Structure no. 101302700000000

Built
1928
97 years old
Condition
Poor
inspected July 2023
Type
Slab
Concrete
Length
28 ft
1 main span
Daily traffic
400
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Centerville Road over So Fork Kent Creek is a concrete slab carrying Centerville Road over So Fork Kent Creek in Winnebago County, Illinois. It was built in 1928, so it is 97 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 400 vehicles a day, roughly 10% of them trucks, projected to reach 328 by 2046. The structure is 28 ft (8.5 m) long and 26 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesCenterville Road
CrossesSo Fork Kent Creek
Location0.1 MI S Cunningham
RouteCounty Highway 0
Coordinates42.25831, -89.15512
Functional classRural Local

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating56.1 US tons
Inventory rating33.6 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length28 ft (8.5 m)
Longest span27 ft (8.2 m)
Deck width26 ft (8 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic400 (2022)
Projected traffic328 by 2046
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 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 Centerville Road over So Fork Kent Creek built?

It was built in 1928, making it 97 years old in 2025.

What condition is Centerville Road over So Fork Kent Creek in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in July 2023.

How much traffic does Centerville Road over So Fork Kent Creek carry?

About 400 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is Centerville Road over So Fork Kent Creek?

The structure is 28 ft (8.5 m) long with a longest span of 27 ft (8.2 m) and a deck 26 ft wide.

Who owns Centerville Road over So Fork Kent Creek?

It is owned by the Town or Township Highway Agency.