US Bridges

TR 42 a over Stream

Fair

Vermilion County, Illinois · In Armstrong · Structure no. 092201700000000

Built
1945
80 years old
Condition
Fair
inspected February 2023
Type
Culvert
Concrete Continuous
Length
32 ft
3 main spans
Daily traffic
200
2023 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 42 a over Stream is a concrete continuous culvert carrying TR 42 a over Stream in Vermilion County, Illinois. It was built in 1945, so it is 80 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 200 vehicles a day, roughly 4% of them trucks, projected to reach 480 by 2046. The structure is 32 ft (9.9 m) long and 39 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesTR 42 a
CrossesStream
LocationIn Armstrong
RouteCounty Highway 0
Coordinates40.30339, -87.87745
Functional classRural Local

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 inspectionFebruary 2023
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 geometry8: Equal to present desirable criteria
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating24.3 US tons
Inventory rating14.3 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans3
Design loadH 15
Structure length32 ft (9.9 m)
Longest span10 ft (3.2 m)
Deck width39 ft (12 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic200 (2023)
Projected traffic480 by 2046
Trucks4%
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 TR 42 a over Stream built?

It was built in 1945, making it 80 years old in 2025.

What condition is TR 42 a over Stream 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 February 2023.

How much traffic does TR 42 a over Stream carry?

About 200 vehicles per day (2023 count), of which roughly 4% are trucks.

How long is TR 42 a over Stream?

The structure is 32 ft (9.9 m) long with a longest span of 10 ft (3.2 m) and a deck 39 ft wide.

Who owns TR 42 a over Stream?

It is owned by the Town or Township Highway Agency.