US Bridges

WB I-74 over Tp&w RR (004901L)

Fair

Tazewell County, Illinois · 1 MI E Morton Inter. · Structure no. 090002200000000

Built
1961
64 years old, rebuilt 2000
Condition
Fair
inspected December 2022
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
178 ft
3 main spans
Daily traffic
13,100
2023 count
Owner
State
State Highway Agency

About this bridge

WB I-74 over Tp&w RR (004901L) is a steel continuous stringer/multi-beam or girder carrying WB I-74 over Tp&w RR (004901L) in Tazewell County, Illinois. It was built in 1961 and reconstructed in 2000, so it is 64 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 13,100 vehicles a day, roughly 22% of them trucks, projected to reach 11,969 by 2046. The structure is 178 ft (54.3 m) long and 39 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesWB I-74
CrossesTp&w RR (004901L)
Location1 MI E Morton Inter.
RouteInterstate 74
CountyTazewell County
StateIllinois
Coordinates40.62095, -89.44702
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
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 alignment8: Equal to present desirable criteria
Operating rating98.2 US tons
Inventory rating64.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length178 ft (54.3 m)
Longest span64 ft (19.5 m)
Deck width39 ft (11.9 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,100 (2023)
Projected traffic11,969 by 2046
Trucks22%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.3 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was WB I-74 over Tp&w RR (004901L) built?

It was built in 1961, making it 64 years old in 2025. It was reconstructed in 2000.

What condition is WB I-74 over Tp&w RR (004901L) 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 WB I-74 over Tp&w RR (004901L) carry?

About 13,100 vehicles per day (2023 count), of which roughly 22% are trucks.

How long is WB I-74 over Tp&w RR (004901L)?

The structure is 178 ft (54.3 m) long with a longest span of 64 ft (19.5 m) and a deck 39 ft wide.

Who owns WB I-74 over Tp&w RR (004901L)?

It is owned by the State Highway Agency.