US Bridges

I-70 (eb) over Crooked Creek

Fair

Clark County, Illinois · 3.5 MI W State Line · Structure no. 012000900000000

Built
1968
57 years old, rebuilt 2002
Condition
Fair
inspected March 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
161 ft
3 main spans
Daily traffic
12,450
2023 count
Owner
State
State Highway Agency

About this bridge

I-70 (eb) over Crooked Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying I-70 (eb) over Crooked Creek in Clark County, Illinois. It was built in 1968 and reconstructed in 2002, so it is 57 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 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 12,450 vehicles a day, roughly 59% of them trucks, projected to reach 14,140 by 2046. The structure is 161 ft (49.1 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-70 (eb)
CrossesCrooked Creek
Location3.5 MI W State Line
RouteInterstate 70
CountyClark County
StateIllinois
Coordinates39.42555, -87.59245
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating78.3 US tons
Inventory rating48.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length161 ft (49.1 m)
Longest span52 ft (15.9 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,450 (2023)
Projected traffic14,140 by 2046
Trucks59%
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 (eb) over Crooked Creek built?

It was built in 1968, making it 57 years old in 2025. It was reconstructed in 2002.

What condition is I-70 (eb) over Crooked Creek 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 2024.

How much traffic does I-70 (eb) over Crooked Creek carry?

About 12,450 vehicles per day (2023 count), of which roughly 59% are trucks.

How long is I-70 (eb) over Crooked Creek?

The structure is 161 ft (49.1 m) long with a longest span of 52 ft (15.9 m) and a deck 43 ft wide.

Who owns I-70 (eb) over Crooked Creek?

It is owned by the State Highway Agency.