US Bridges

I-94 WB over I-275

Good

Wayne County, Michigan · In Romulus · Structure no. 000000000011909

Built
1972
53 years old, rebuilt 2011
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
360 ft
4 main spans
Daily traffic
57,166
2007 count
Owner
State
State Highway Agency

About this bridge

I-94 WB over I-275 is a steel stringer/multi-beam or girder carrying I-94 WB over I-275 in Wayne County, Michigan. It was built in 1972 and reconstructed in 2011, so it is 53 years old, older 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 57,166 vehicles a day, roughly 15% of them trucks, projected to reach 67,450 by 2031. The structure is 360 ft (109.7 m) long and 63 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesI-94 WB
CrossesI-275
LocationIn Romulus
RouteInterstate 94
Coordinates42.22244, -83.41207
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 inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80 US tons
Inventory rating47.8 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length360 ft (109.7 m)
Longest span122 ft (37.3 m)
Deck width63 ft (19.3 m)
Roadway width60 ft (18.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic57,166 (2007)
Projected traffic67,450 by 2031
Trucks15%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate 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-94 WB over I-275 built?

It was built in 1972, making it 53 years old in 2025. It was reconstructed in 2011.

What condition is I-94 WB over I-275 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 2024.

How much traffic does I-94 WB over I-275 carry?

About 57,166 vehicles per day (2007 count), of which roughly 15% are trucks.

How long is I-94 WB over I-275?

The structure is 360 ft (109.7 m) long with a longest span of 122 ft (37.3 m) and a deck 63 ft wide.

Who owns I-94 WB over I-275?

It is owned by the State Highway Agency.