US Bridges

Clark Road over Unnamed Creek

Good

Winnebago County, Illinois · 0.2 MI N Steward RD · Structure no. 101514200000000

Built
1995
30 years old
Condition
Good
inspected April 2024
Type
Culvert
Concrete
Length
24 ft
2 main spans
Daily traffic
25
2020 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Clark Road over Unnamed Creek is a concrete culvert carrying Clark Road over Unnamed Creek in Winnebago County, Illinois. It was built in 1995, so it is 30 years old, younger 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 25 vehicles a day, roughly 8% of them trucks, projected to reach 25 by 2046. The structure is 24 ft (7.2 m) long. If it were closed, the detour would be 1.9 mi (3 km).

CarriesClark Road
CrossesUnnamed Creek
Location0.2 MI N Steward RD
RouteCounty Highway 0
Coordinates42.39293, -89.15135
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 protection7 GoodSome minor problems.
Culvert8 Very GoodNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating67.1 US tons
Inventory rating40.3 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length24 ft (7.2 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 traffic25 (2020)
Projected traffic25 by 2046
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Clark Road over Unnamed Creek built?

It was built in 1995, making it 30 years old in 2025.

What condition is Clark Road over Unnamed 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 April 2024.

How much traffic does Clark Road over Unnamed Creek carry?

About 25 vehicles per day (2020 count), of which roughly 8% are trucks.

How long is Clark Road over Unnamed Creek?

The structure is 24 ft (7.2 m) long with a longest span of 11 ft (3.5 m).

Who owns Clark Road over Unnamed Creek?

It is owned by the Town or Township Highway Agency.