US Bridges

Mlk EB to I-55/64 over Reloc Il Rt 3/RR

Good

St. Clair County, Illinois · 0.7 MI E of Miss. River · Structure no. 082034900000000

Built
2015
10 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
983 ft
8 main spans
Daily traffic
2,650
2024 count
Owner
State
State Highway Agency

About this bridge

Mlk EB to I-55/64 over Reloc Il Rt 3/RR is a steel continuous stringer/multi-beam or girder carrying Mlk EB to I-55/64 over Reloc Il Rt 3/RR in St. Clair County, Illinois. It was built in 2015, so it is 10 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.

It carries about 2,650 vehicles a day, roughly 17% of them trucks, projected to reach 1,414 by 2046. The structure is 983 ft (299.7 m) long and 39 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesMlk EB to I-55/64
CrossesReloc Il Rt 3/RR
Location0.7 MI E of Miss. River
CountySt. Clair County
StateIllinois
Coordinates38.62906, -90.16389
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 inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating96.1 US tons
Inventory rating74 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans8
Design loadHS 25 or greater
Structure length983 ft (299.7 m)
Longest span152 ft (46.4 m)
Deck width39 ft (11.9 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,650 (2024)
Projected traffic1,414 by 2046
Trucks17%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and railroad
Detour if closed1.9 mi (3 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Mlk EB to I-55/64 over Reloc Il Rt 3/RR built?

It was built in 2015, making it 10 years old in 2025.

What condition is Mlk EB to I-55/64 over Reloc Il Rt 3/RR 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 Mlk EB to I-55/64 over Reloc Il Rt 3/RR carry?

About 2,650 vehicles per day (2024 count), of which roughly 17% are trucks.

How long is Mlk EB to I-55/64 over Reloc Il Rt 3/RR?

The structure is 983 ft (299.7 m) long with a longest span of 152 ft (46.4 m) and a deck 39 ft wide.

Who owns Mlk EB to I-55/64 over Reloc Il Rt 3/RR?

It is owned by the State Highway Agency.