US Bridges

Ch 21 Staunton RD over Wendell Br

Poor

Madison County, Illinois · 1.3MI N Troy · Structure no. 060319400000000

Built
1968
57 years old
Condition
Poor
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
101 ft
3 main spans
Daily traffic
1,000
2021 count
Owner
County
County Highway Agency

About this bridge

Ch 21 Staunton RD over Wendell Br is a steel continuous stringer/multi-beam or girder carrying Ch 21 Staunton RD over Wendell Br in Madison 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 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 1,000 vehicles a day, roughly 7% of them trucks, projected to reach 1,070 by 2046. The structure is 101 ft (30.9 m) long and 30 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesCh 21 Staunton RD
CrossesWendell Br
Location1.3MI N Troy
RouteCounty Highway 0
Coordinates38.74979, -89.87459
Functional classUrban Collector

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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure4 PoorAdvanced section loss, deterioration, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.8 US tons
Inventory rating40 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length101 ft (30.9 m)
Longest span36 ft (10.9 m)
Deck width30 ft (9.1 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,000 (2021)
Projected traffic1,070 by 2046
Trucks7%
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 Ch 21 Staunton RD over Wendell Br built?

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

What condition is Ch 21 Staunton RD over Wendell Br 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 March 2024.

How much traffic does Ch 21 Staunton RD over Wendell Br carry?

About 1,000 vehicles per day (2021 count), of which roughly 7% are trucks.

How long is Ch 21 Staunton RD over Wendell Br?

The structure is 101 ft (30.9 m) long with a longest span of 36 ft (10.9 m) and a deck 30 ft wide.

Who owns Ch 21 Staunton RD over Wendell Br?

It is owned by the County Highway Agency.