US Bridges

TR 33 over FAI 155

Fair

Logan County, Illinois · I-155 Int Hartsburg · Structure no. 054007500000000

Built
1988
37 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
235 ft
2 main spans
Daily traffic
600
2022 count
Owner
State
State Highway Agency

About this bridge

TR 33 over FAI 155 is a steel continuous stringer/multi-beam or girder carrying TR 33 over FAI 155 in Logan County, Illinois. It was built in 1988, so it is 37 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 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 600 vehicles a day, roughly 8% of them trucks, projected to reach 341 by 2046. The structure is 235 ft (71.5 m) long and 65 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesTR 33
CrossesFAI 155
LocationI-155 Int Hartsburg
RouteCounty Highway 0
CountyLogan County
StateIllinois
Coordinates40.24945, -89.46137
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80 US tons
Inventory rating48.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 20
Structure length235 ft (71.5 m)
Longest span93 ft (28.3 m)
Deck width65 ft (19.9 m)
Roadway width58 ft (17.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic600 (2022)
Projected traffic341 by 2046
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed1.2 mi (2 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 33 over FAI 155 built?

It was built in 1988, making it 37 years old in 2025.

What condition is TR 33 over FAI 155 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 November 2023.

How much traffic does TR 33 over FAI 155 carry?

About 600 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is TR 33 over FAI 155?

The structure is 235 ft (71.5 m) long with a longest span of 93 ft (28.3 m) and a deck 65 ft wide.

Who owns TR 33 over FAI 155?

It is owned by the State Highway Agency.