US Bridges

I-69 EB over I-94

Good

St. Clair County, Michigan · @ I-69 · Structure no. 000000000010012

Built
2014
11 years old
Condition
Good
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
610 ft
3 main spans
Daily traffic
8,897
2012 count
Owner
State
State Highway Agency

About this bridge

I-69 EB over I-94 is a steel continuous stringer/multi-beam or girder carrying I-69 EB over I-94 in St. Clair County, Michigan. It was built in 2014, so it is 11 years old, younger than the Michigan average of 48.3 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 8,897 vehicles a day, roughly 12% of them trucks, projected to reach 10,567 by 2032. The structure is 610 ft (185.9 m) long and 47 ft wide.

CarriesI-69 EB
CrossesI-94
Location@ I-69
RouteInterstate 69
Coordinates42.9726, -82.48831
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating85.8 US tons
Inventory rating48.9 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadGreater than HL 93
Structure length610 ft (185.9 m)
Longest span238 ft (72.5 m)
Deck width47 ft (14.4 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,897 (2012)
Projected traffic10,567 by 2032
Trucks12%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-69 EB over I-94 built?

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

What condition is I-69 EB over I-94 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 August 2023.

How much traffic does I-69 EB over I-94 carry?

About 8,897 vehicles per day (2012 count), of which roughly 12% are trucks.

How long is I-69 EB over I-94?

The structure is 610 ft (185.9 m) long with a longest span of 238 ft (72.5 m) and a deck 47 ft wide.

Who owns I-69 EB over I-94?

It is owned by the State Highway Agency.