US Bridges

I-72 EB over TR 490

Fair

Pike County, Illinois · 6M E Il 107 Intchg · Structure no. 075011600000000

Built
1989
36 years old
Condition
Fair
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
434 ft
4 main spans
Daily traffic
4,950
2023 count
Owner
State
State Highway Agency

About this bridge

I-72 EB over TR 490 is a steel continuous stringer/multi-beam or girder carrying I-72 EB over TR 490 in Pike County, Illinois. It was built in 1989, so it is 36 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 4,950 vehicles a day, roughly 35% of them trucks, projected to reach 5,104 by 2046. The structure is 434 ft (132.3 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-72 EB
CrossesTR 490
Location6M E Il 107 Intchg
RouteInterstate 72
CountyPike County
StateIllinois
Coordinates39.682, -90.65388
Functional classRural 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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating88.2 US tons
Inventory rating52.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length434 ft (132.3 m)
Longest span119 ft (36.3 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,950 (2023)
Projected traffic5,104 by 2046
Trucks35%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and waterway
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 I-72 EB over TR 490 built?

It was built in 1989, making it 36 years old in 2025.

What condition is I-72 EB over TR 490 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 March 2023.

How much traffic does I-72 EB over TR 490 carry?

About 4,950 vehicles per day (2023 count), of which roughly 35% are trucks.

How long is I-72 EB over TR 490?

The structure is 434 ft (132.3 m) long with a longest span of 119 ft (36.3 m) and a deck 43 ft wide.

Who owns I-72 EB over TR 490?

It is owned by the State Highway Agency.