US Bridges

EB 70 Ramp to EB 6 over I-55 and Ramps

GoodClosed to traffic

St. Clair County, Illinois · Flyover Ramp to EB64 · Structure no. 082032400000000

Built
2014
11 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
994 ft
6 main spans
Daily traffic
13,400
2023 count
Owner
State
State Highway Agency

About this bridge

EB 70 Ramp to EB 6 over I-55 and Ramps is a steel continuous stringer/multi-beam or girder carrying EB 70 Ramp to EB 6 over I-55 and Ramps in St. Clair County, Illinois. It was built in 2014, so it is 11 years old, younger than the Illinois average of 45.3 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. Its operating status is: closed to all traffic.

It carries about 13,400 vehicles a day, roughly 20% of them trucks, projected to reach 10,100 by 2046. The structure is 994 ft (303.1 m) long and 37 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesEB 70 Ramp to EB 6
CrossesI-55 and Ramps
LocationFlyover Ramp to EB64
CountySt. Clair County
StateIllinois
Coordinates38.63355, -90.14652
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusClosed to all traffic
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.7 US tons
Inventory rating58.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHS 25 or greater
Structure length994 ft (303.1 m)
Longest span190 ft (57.9 m)
Deck width37 ft (11.3 m)
Roadway width34 ft (10.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,400 (2023)
Projected traffic10,100 by 2046
Trucks20%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemYes

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 EB 70 Ramp to EB 6 over I-55 and Ramps built?

It was built in 2014, making it 11 years old in 2025.

What condition is EB 70 Ramp to EB 6 over I-55 and Ramps in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in November 2023.

How much traffic does EB 70 Ramp to EB 6 over I-55 and Ramps carry?

About 13,400 vehicles per day (2023 count), of which roughly 20% are trucks.

How long is EB 70 Ramp to EB 6 over I-55 and Ramps?

The structure is 994 ft (303.1 m) long with a longest span of 190 ft (57.9 m) and a deck 37 ft wide.

Who owns EB 70 Ramp to EB 6 over I-55 and Ramps?

It is owned by the State Highway Agency.