US Bridges

Toboggan Ave-Fas 4 over I-155

Fair

Tazewell County, Illinois · 1M S of Hopedale · Structure no. 090010100000000

Built
1972
53 years old
Condition
Fair
inspected December 2022
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
189 ft
2 main spans
Daily traffic
625
2023 count
Owner
State
State Highway Agency

About this bridge

Toboggan Ave-Fas 4 over I-155 is a steel continuous stringer/multi-beam or girder carrying Toboggan Ave-Fas 4 over I-155 in Tazewell County, Illinois. It was built in 1972, so it is 53 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 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 625 vehicles a day, roughly 7% of them trucks, projected to reach 657 by 2046. The structure is 189 ft (57.6 m) long and 32 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesToboggan Ave-Fas 4
CrossesI-155
Location1M S of Hopedale
RouteCounty Highway 0
CountyTazewell County
StateIllinois
Coordinates40.40978, -89.45691
Functional classRural Major 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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionDecember 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
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
Approach roadway alignment6: Equal to present minimum criteria
Operating rating84.3 US tons
Inventory rating41.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2 (+2 approach)
Design loadHS 15
Structure length189 ft (57.6 m)
Longest span97 ft (29.6 m)
Deck width32 ft (9.8 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic625 (2023)
Projected traffic657 by 2046
Trucks7%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 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 Toboggan Ave-Fas 4 over I-155 built?

It was built in 1972, making it 53 years old in 2025.

What condition is Toboggan Ave-Fas 4 over I-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 December 2022.

How much traffic does Toboggan Ave-Fas 4 over I-155 carry?

About 625 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is Toboggan Ave-Fas 4 over I-155?

The structure is 189 ft (57.6 m) long with a longest span of 97 ft (29.6 m) and a deck 32 ft wide.

Who owns Toboggan Ave-Fas 4 over I-155?

It is owned by the State Highway Agency.