US Bridges

TR 146 over Stream

Fair

Champaign County, Illinois · 6.7 MI N Champaign · Structure no. 010403400000000

Built
1983
42 years old
Condition
Fair
inspected February 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
55 ft
1 main span
Daily traffic
575
2021 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR 146 over Stream is a prestressed concrete box beam or girders - multiple carrying TR 146 over Stream in Champaign County, Illinois. It was built in 1983, so it is 42 years old, younger 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 5 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 575 vehicles a day, roughly 2% of them trucks, projected to reach 581 by 2046. The structure is 55 ft (16.8 m) long and 27 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesTR 146
CrossesStream
Location6.7 MI N Champaign
RouteCounty Highway 0
Coordinates40.20971, -88.25881
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating48.9 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length55 ft (16.8 m)
Longest span54 ft (16.5 m)
Deck width27 ft (8.2 m)
Roadway width27 ft (8.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic575 (2021)
Projected traffic581 by 2046
Trucks2%
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 TR 146 over Stream built?

It was built in 1983, making it 42 years old in 2025.

What condition is TR 146 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 2024.

How much traffic does TR 146 over Stream carry?

About 575 vehicles per day (2021 count), of which roughly 2% are trucks.

How long is TR 146 over Stream?

The structure is 55 ft (16.8 m) long with a longest span of 54 ft (16.5 m) and a deck 27 ft wide.

Who owns TR 146 over Stream?

It is owned by the Town or Township Highway Agency.