US Bridges

WB I-74 over US150 Farm CR Tp&w NS

Fair

Tazewell County, Illinois · .5 MI E of Ill 116 · Structure no. 090000900000000

Built
1959
66 years old, rebuilt 2006
Condition
Fair
inspected April 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
803 ft
8 main spans
Daily traffic
20,400
2023 count
Owner
State
State Highway Agency

About this bridge

WB I-74 over US150 Farm CR Tp&w NS is a steel continuous stringer/multi-beam or girder carrying WB I-74 over US150 Farm CR Tp&w NS in Tazewell County, Illinois. It was built in 1959 and reconstructed in 2006, so it is 66 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 20,400 vehicles a day, roughly 10% of them trucks, projected to reach 18,837 by 2046. The structure is 803 ft (244.8 m) long and 47 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesWB I-74
CrossesUS150 Farm CR Tp&w NS
Location.5 MI E of Ill 116
RouteInterstate 74
Coordinates40.66632, -89.57089
Functional classUrban Principal Arterial - Interstate

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.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating77.5 US tons
Inventory rating46.4 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans8
Design loadHS 20
Structure length803 ft (244.8 m)
Longest span154 ft (46.9 m)
Deck width47 ft (14.3 m)
Roadway width45 ft (13.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,400 (2023)
Projected traffic18,837 by 2046
Trucks10%
Lanes on structure3
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway, waterway and railroad
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was WB I-74 over US150 Farm CR Tp&w NS built?

It was built in 1959, making it 66 years old in 2025. It was reconstructed in 2006.

What condition is WB I-74 over US150 Farm CR Tp&w NS 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 April 2023.

How much traffic does WB I-74 over US150 Farm CR Tp&w NS carry?

About 20,400 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is WB I-74 over US150 Farm CR Tp&w NS?

The structure is 803 ft (244.8 m) long with a longest span of 154 ft (46.9 m) and a deck 47 ft wide.

Who owns WB I-74 over US150 Farm CR Tp&w NS?

It is owned by the State Highway Agency.