US Bridges

Fenton Road over Branch Rock Creek

Fair

Whiteside County, Illinois · 1.3 MI NW Fenton · Structure no. 098306400000000

Built
1968
57 years old
Condition
Fair
inspected April 2024
Type
Culvert
Concrete
Length
22 ft
2 main spans
Daily traffic
550
2021 count
Owner
County
County Highway Agency

About this bridge

Fenton Road over Branch Rock Creek is a concrete culvert carrying Fenton Road over Branch Rock Creek in Whiteside County, Illinois. It was built in 1968, so it is 57 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 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 550 vehicles a day, roughly 15% of them trucks, projected to reach 556 by 2046. The structure is 22 ft (6.6 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesFenton Road
CrossesBranch Rock Creek
Location1.3 MI NW Fenton
RouteCounty Highway 0
CountyWhiteside County
StateIllinois
Coordinates41.7431, -90.04051
Functional classRural Major 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 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 inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length22 ft (6.6 m)
Longest span11 ft (3.5 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic550 (2021)
Projected traffic556 by 2046
Trucks15%
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

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 Fenton Road over Branch Rock Creek built?

It was built in 1968, making it 57 years old in 2025.

What condition is Fenton Road over Branch Rock 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 April 2024.

How much traffic does Fenton Road over Branch Rock Creek carry?

About 550 vehicles per day (2021 count), of which roughly 15% are trucks.

How long is Fenton Road over Branch Rock Creek?

The structure is 22 ft (6.6 m) long with a longest span of 11 ft (3.5 m).

Who owns Fenton Road over Branch Rock Creek?

It is owned by the County Highway Agency.