US Bridges

EB 55/MLK Eb&wb Ap over 3rd ST Exit to Estl

Good

St. Clair County, Illinois · E ST L - 3rd ST Exit · Structure no. 082001300000000

Built
1961
64 years old, rebuilt 1993
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
87 ft
1 main span
Daily traffic
105,300
2024 count
Owner
State
State Highway Agency

About this bridge

EB 55/MLK Eb&wb Ap over 3rd ST Exit to Estl is a steel stringer/multi-beam or girder carrying EB 55/MLK Eb&wb Ap over 3rd ST Exit to Estl in St. Clair County, Illinois. It was built in 1961 and reconstructed in 1993, 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 good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 105,300 vehicles a day, roughly 12% of them trucks, projected to reach 106,353 by 2046. The structure is 87 ft (26.5 m) long and 151 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesEB 55/MLK Eb&wb Ap
Crosses3rd ST Exit to Estl
LocationE ST L - 3rd ST Exit
RouteInterstate 55
Coordinates38.62861, -90.1595
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating97.9 US tons
Inventory rating58.5 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length87 ft (26.5 m)
Longest span37 ft (11.3 m)
Deck width151 ft (46.1 m)
Roadway width143 ft (43.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic105,300 (2024)
Projected traffic106,353 by 2046
Trucks12%
Lanes on structure7
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 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$498,000
NavigationNot applicable (no waterway)

Frequently asked questions

When was EB 55/MLK Eb&wb Ap over 3rd ST Exit to Estl built?

It was built in 1961, making it 64 years old in 2025. It was reconstructed in 1993.

What condition is EB 55/MLK Eb&wb Ap over 3rd ST Exit to Estl 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 May 2023.

How much traffic does EB 55/MLK Eb&wb Ap over 3rd ST Exit to Estl carry?

About 105,300 vehicles per day (2024 count), of which roughly 12% are trucks.

How long is EB 55/MLK Eb&wb Ap over 3rd ST Exit to Estl?

The structure is 87 ft (26.5 m) long with a longest span of 37 ft (11.3 m) and a deck 151 ft wide.

Who owns EB 55/MLK Eb&wb Ap over 3rd ST Exit to Estl?

It is owned by the State Highway Agency.