US Bridges

TR 173(FAU 7110) over I-74

Fair

Champaign County, Illinois · NE of Urbana · Structure no. 010017300000000

Built
1960
65 years old, rebuilt 1991
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
190 ft
4 main spans
Daily traffic
3,050
2021 count
Owner
State
State Highway Agency

About this bridge

TR 173(FAU 7110) over I-74 is a prestressed concrete stringer/multi-beam or girder carrying TR 173(FAU 7110) over I-74 in Champaign County, Illinois. It was built in 1960 and reconstructed in 1991, so it is 65 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 3,050 vehicles a day, roughly 5% of them trucks, projected to reach 3,081 by 2046. The structure is 190 ft (57.9 m) long and 43 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesTR 173(FAU 7110)
CrossesI-74
LocationNE of Urbana
CountyChampaign County
StateIllinois
Coordinates40.12917, -88.18506
Functional classUrban 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73.5 US tons
Inventory rating42.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans4
Design loadHS 15
Structure length190 ft (57.9 m)
Longest span57 ft (17.3 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,050 (2021)
Projected traffic3,081 by 2046
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 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 173(FAU 7110) over I-74 built?

It was built in 1960, making it 65 years old in 2025. It was reconstructed in 1991.

What condition is TR 173(FAU 7110) over I-74 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 July 2024.

How much traffic does TR 173(FAU 7110) over I-74 carry?

About 3,050 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is TR 173(FAU 7110) over I-74?

The structure is 190 ft (57.9 m) long with a longest span of 57 ft (17.3 m) and a deck 43 ft wide.

Who owns TR 173(FAU 7110) over I-74?

It is owned by the State Highway Agency.