US Bridges

TR 83 over I-57

Fair

Champaign County, Illinois · 2.75 MI S of US 136 · Structure no. 010016500000000

Built
1969
56 years old
Condition
Fair
inspected December 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
233 ft
4 main spans
Daily traffic
400
2021 count
Owner
State
State Highway Agency

About this bridge

TR 83 over I-57 is a steel continuous stringer/multi-beam or girder carrying TR 83 over I-57 in Champaign County, Illinois. It was built in 1969, so it is 56 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 400 vehicles a day, roughly 5% of them trucks, projected to reach 404 by 2046. The structure is 233 ft (70.9 m) long and 30 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesTR 83
CrossesI-57
Location2.75 MI S of US 136
RouteCounty Highway 0
Coordinates40.26805, -88.1854
Functional classUrban 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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating47.8 US tons
Inventory rating27.9 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 15
Structure length233 ft (70.9 m)
Longest span71 ft (21.5 m)
Deck width30 ft (9.1 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic400 (2021)
Projected traffic404 by 2046
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was TR 83 over I-57 built?

It was built in 1969, making it 56 years old in 2025.

What condition is TR 83 over I-57 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 December 2023.

How much traffic does TR 83 over I-57 carry?

About 400 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is TR 83 over I-57?

The structure is 233 ft (70.9 m) long with a longest span of 71 ft (21.5 m) and a deck 30 ft wide.

Who owns TR 83 over I-57?

It is owned by the State Highway Agency.