US Bridges

Weldon RD over Unnamed Stream

Good

Winnebago County, Illinois · 0.2 MI N of US 20 · Structure no. 101513100000000

Built
1985
40 years old
Condition
Good
inspected April 2024
Type
Culvert
Concrete
Length
26 ft
2 main spans
Daily traffic
300
2022 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Weldon RD over Unnamed Stream is a concrete culvert carrying Weldon RD over Unnamed Stream in Winnebago County, Illinois. It was built in 1985, so it is 40 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 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 300 vehicles a day, roughly 14% of them trucks, projected to reach 278 by 2046. The structure is 26 ft (7.8 m) long. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesWeldon RD
CrossesUnnamed Stream
Location0.2 MI N of US 20
RouteCounty Highway 0
CountyWinnebago County
StateIllinois
Coordinates42.28283, -89.1929
Functional classUrban 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 protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Culvert7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 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 rating72.1 US tons
Inventory rating43.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length26 ft (7.8 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (2022)
Projected traffic278 by 2046
Trucks14%
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 Weldon RD over Unnamed Stream built?

It was built in 1985, making it 40 years old in 2025.

What condition is Weldon RD over Unnamed Stream 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 Weldon RD over Unnamed Stream carry?

About 300 vehicles per day (2022 count), of which roughly 14% are trucks.

How long is Weldon RD over Unnamed Stream?

The structure is 26 ft (7.8 m) long with a longest span of 12 ft (3.7 m).

Who owns Weldon RD over Unnamed Stream?

It is owned by the Town or Township Highway Agency.