US Bridges

Fitzgerald Road over Rock Creek

Good

Winnebago County, Illinois · 0.5 MI W Prairie RD · Structure no. 101509500000000

Built
1979
46 years old
Condition
Good
inspected March 2024
Type
Culvert
Concrete
Length
40 ft
3 main spans
Daily traffic
125
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Fitzgerald Road over Rock Creek is a concrete culvert carrying Fitzgerald Road over Rock Creek in Winnebago County, Illinois. It was built in 1979, so it is 46 years old, older than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 125 vehicles a day, roughly 26% of them trucks, projected to reach 126 by 2046. The structure is 40 ft (12.3 m) long. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesFitzgerald Road
CrossesRock Creek
Location0.5 MI W Prairie RD
RouteCounty Highway 0
CountyWinnebago County
StateIllinois
Coordinates42.19387, -89.15259
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadHS 20
Structure length40 ft (12.3 m)
Longest span14 ft (4.3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic125 (2022)
Projected traffic126 by 2046
Trucks26%
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 Fitzgerald Road over Rock Creek built?

It was built in 1979, making it 46 years old in 2025.

What condition is Fitzgerald Road over Rock Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in March 2024.

How much traffic does Fitzgerald Road over Rock Creek carry?

About 125 vehicles per day (2022 count), of which roughly 26% are trucks.

How long is Fitzgerald Road over Rock Creek?

The structure is 40 ft (12.3 m) long with a longest span of 14 ft (4.3 m).

Who owns Fitzgerald Road over Rock Creek?

It is owned by the Town or Township Highway Agency.