US Bridges

TR146 over Stream

Good

Vermilion County, Illinois · 2.0 Mile SE Collison · Structure no. 092349600000000

Built
2004
21 years old
Condition
Good
inspected February 2025
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
81 ft
1 main span
Daily traffic
300
2023 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

TR146 over Stream is a prestressed concrete box beam or girders - multiple carrying TR146 over Stream in Vermilion County, Illinois. It was built in 2004, so it is 21 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 300 vehicles a day, roughly 11% of them trucks, projected to reach 404 by 2046. The structure is 81 ft (24.8 m) long and 30 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesTR146
CrossesStream
Location2.0 Mile SE Collison
RouteCounty Highway 0
Coordinates40.20964, -87.76963
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2025
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length81 ft (24.8 m)
Longest span79 ft (24 m)
Deck width30 ft (9.1 m)
Roadway width30 ft (9.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic300 (2023)
Projected traffic404 by 2046
Trucks11%
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 TR146 over Stream built?

It was built in 2004, making it 21 years old in 2025.

What condition is TR146 over 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 February 2025.

How much traffic does TR146 over Stream carry?

About 300 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is TR146 over Stream?

The structure is 81 ft (24.8 m) long with a longest span of 79 ft (24 m) and a deck 30 ft wide.

Who owns TR146 over Stream?

It is owned by the Town or Township Highway Agency.