US Bridges

I-70 (wb) over Embarras River

Fair

Cumberland County, Illinois · 12 MI E Eff CO Line · Structure no. 018004900000000

Built
1969
56 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
670 ft
8 main spans
Daily traffic
11,550
2023 count
Owner
State
State Highway Agency

About this bridge

I-70 (wb) over Embarras River is a steel continuous stringer/multi-beam or girder carrying I-70 (wb) over Embarras River in Cumberland County, Illinois. It was built in 1969, so it is 56 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 11,550 vehicles a day, roughly 61% of them trucks, projected to reach 13,520 by 2046. The structure is 670 ft (204.2 m) long and 39 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI-70 (wb)
CrossesEmbarras River
Location12 MI E Eff CO Line
RouteInterstate 70
CountyCumberland County
StateIllinois
Coordinates39.25369, -88.17088
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
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 inspectionJune 2024
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating78.9 US tons
Inventory rating47.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans8
Design loadHS 20 + Mod
Structure length670 ft (204.2 m)
Longest span93 ft (28.3 m)
Deck width39 ft (11.9 m)
Roadway width32 ft (9.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,550 (2023)
Projected traffic13,520 by 2046
Trucks61%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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-70 (wb) over Embarras River built?

It was built in 1969, making it 56 years old in 2025.

What condition is I-70 (wb) over Embarras River 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 June 2024.

How much traffic does I-70 (wb) over Embarras River carry?

About 11,550 vehicles per day (2023 count), of which roughly 61% are trucks.

How long is I-70 (wb) over Embarras River?

The structure is 670 ft (204.2 m) long with a longest span of 93 ft (28.3 m) and a deck 39 ft wide.

Who owns I-70 (wb) over Embarras River?

It is owned by the State Highway Agency.